Nekcem - User contributions [en]

https:/// /api.php?action=feedcontributions&feedformat=atom&user=Mmin Nekcem - User contributions [en] 2026-06-06T10:04:10Z User contributions MediaWiki 1.35.6 /index.php?title=Main_Page&diff=491 Main Page 2015-05-18T19:59:48Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interactions with plasmonic nanostructures<br /> * Drift-diffusion solver<br /> <br /> ----<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Matthew Otten (Physics/Cornell University), Ying He (Math/UC Davis)<br /> <br /> <big> '''Contributors''' </big><br /> <br /> Jing Fu (RPI), Azamat Mametjanov, Aaron Vose (Cray Inc.), John Levesque (Cray Inc.)<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=489 Main Page 2015-05-18T19:59:32Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interactions with plasmonic nanostructures<br /> * Drift-diffusion solver<br /> <br /> ----<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Matthew Otten (Physics/Cornell University), Ying He (Math/UC Davis)<br /> <br /> <big> '''Contributors''' </big><br /> Jing Fu (RPI), Azamat Mametjanov, Aaron Vose (Cray Inc.), John Levesque (Cray Inc.)<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=487 Main Page 2015-05-18T19:58:08Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interactions with plasmonic nanostructures<br /> * Drift-diffusion solver<br /> <br /> ----<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Matthew Otten (Physics/Cornell University), Ying He (Math/UC Davis), Jing Fu [http://www.cs.rpi.edu/~fuj/], Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=485 Main Page 2015-05-18T19:56:54Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interactions with plasmonic nanostructures<br /> * Drift-diffusion solver<br /> <br /> ----<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Matthew Otten (Cornell University), Ying He, Jing Fu [http://www.cs.rpi.edu/~fuj/], Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=483 Main Page 2013-08-28T14:44:15Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interactions with plasmonic nanostructures<br /> * Drift-diffusion solver<br /> <br /> ----<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=481 Main Page 2013-08-28T14:42:09Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> ----<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=479 Main Page 2013-08-28T14:40:47Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.</div>

Mmin /index.php?title=Main_Page&diff=477 Main Page 2013-08-28T14:40:27Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.<br /> ----</div>

Mmin /index.php?title=Main_Page&diff=475 Main Page 2013-08-28T14:39:44Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> * M. Min, P. Fischer, J. Montgomery, S. K. Gray, Large-scale electromagnetic modeling based on high-order methods: Nanoscience applications, Journal of Physics: Conference Series, 180, 012016, 2009.<br /> * M. Min, P. Fischer, Spectral-element discontinuous Galerkin (SEDG) simulations with a moving window algorithm for wakefield calculations, Proceedings of Particle Accelerator conference (PAC09), TH5PFP037, 2009<br /> * M. Min, P. Fischer, Y-C. Chae, Wake fields for TESLA cavity structures: Spectral element discontinuous Galerkin simulations, Proceedings Of RF Superconductivity (SRF07), TUP34, 2007.<br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=473 Main Page 2013-08-28T14:34:36Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O Threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6, ROSS '12 Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers in conjunction with ICS 2012, No. 2, 2012. <br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=471 Main Page 2013-08-28T14:33:51Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, I/O threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P, Blue Gene/Q, and Cray XK6,<br /> ROSS13, 2012.<br /> * J. Fu, M. Min, R. Latham, C. Carothers, Parallel I/O performance for application-level checkpointing on the Blue Gene/P system, CLUSTER’11, Proceedings of the 2011 IEEE International Conference on Cluster Computing, pp. 465-473, 2011. <br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=469 Main Page 2013-08-28T14:30:31Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> * M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> * M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> * J. Fu, M. Min, R. Latham, C, Carothers, I/O threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P, Blue Gene/Q, and Cray XK6,<br /> ROSS13, 2012.<br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=467 Main Page 2013-08-28T14:30:01Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> • Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> • M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> • M. Min, J. Fu, A. Mametjanov, Hybrid programming and performance for beam propagation modeling, Proceedings of International Computational Accelerator Physics Conference (ICAP) 2012, FRSAC1, 2012.<br /> • J. Fu, M. Min, R. Latham, C, Carothers, I/O threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P, Blue Gene/Q, and Cray XK6,<br /> ROSS13, 2012.<br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=465 Main Page 2013-08-28T14:28:19Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> • M. Min and P. Fischer, An efficient high-order time integration method for spectral-element discontinuous Galerkin simulations in electromagnetics, Journal of Scientific Computing, published online, 2013.<br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=463 Main Page 2013-08-28T14:26:33Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> <br /> ----<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=461 Main Page 2013-08-28T14:25:44Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=459 Main Page 2013-08-28T14:24:34Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov],<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=457 Main Page 2013-08-28T14:23:39Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Publications''' </big><br /> <br /> * Y. He, M. Min, D. Nicholls, A high-order spectral element with transparent boundary conditions for periodic layered media, 2013.<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov]<br /> <br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=455 Main Page 2013-08-28T14:19:48Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger solver for quantum dot interaction with plasmonic devices<br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov]<br /> <br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=453 Main Page 2013-08-28T14:18:05Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger <br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> <br /> NekLBM [https://neklbm.mcs.anl.gov]<br /> <br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=451 Main Page 2013-08-28T14:17:42Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger <br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> NekLBM [https://neklbm.mcs.anl.gov]<br /> <br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=449 Main Page 2013-08-28T14:14:50Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger <br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> NekLBM [https://neklbm.mcs.anl.gov]<br /> Nek5000 [https://nek5000.mcs.anl.gov]</div>

Mmin /index.php?title=Main_Page&diff=447 Main Page 2013-08-28T14:11:53Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> * Acoustic solver for scattering problems<br /> * Preconditioning with fast diagonalization method<br /> * Schrodinger <br /> * Drift-diffusion solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <big> '''Related Projects''' </big><br /> NekLBM [https://neklbm.mcs.anl.gov]<br /> Nek5000 [https://nek5000.mcs.anl.gov]<br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=445 Main Page 2013-08-28T14:06:04Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Currently developing'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=443 Main Page 2013-08-28T14:04:11Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> <br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> <br /> <big>'''Upcoming'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=441 Main Page 2013-08-28T14:02:21Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> <br /> <big>'''Upcoming'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=439 Main Page 2013-08-28T14:01:54Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> <br /> <big>'''Ongoing'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=437 Main Page 2013-08-28T14:01:24Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> <br /> <br /> <big>'''Ongoing'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He, Azamat Mametjanov<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=435 Main Page 2013-08-28T14:00:44Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> <br /> * Spectral element discretizations<br /> * Discontinuous Galerkin approach<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * Exponential time integrations<br /> * High parallel efficiency scaling over 200,000 cores <br /> * Parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> <br /> <br /> <big>'''Ongoing'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=433 Main Page 2013-08-28T13:55:18Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetics solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel I/O scaling over 65,000 cores <br /> * Hybrid programming MPI/multithreading<br /> <br /> <br /> <big>'''Upcoming'''</big><br /> * Schrodinger solver<br /> * Drift-diffusion solver<br /> * Acoustic solver<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/], Ying He<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=431 Main Page 2013-08-28T13:51:32Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetic solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics, nanoscience, acoustics.<br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel I/O scaling over 65,000 cores <br /> <br /> <br /> <big>'''News'''</big><br /> <br /> * Hybrid programming models: MPI+OpenMP & MPI+GPU <br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=429 Main Page 2013-08-28T13:22:49Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetic solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> ----<br /> <br /> <big>'''Features'''</big><br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics, nanoscience, acoustics.<br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming models: MPI+OpenMP & MPI+GPU <br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=427 Main Page 2013-08-28T13:19:43Z

<p>Mmin: </p> <hr /> <div><big>'''Welcome to NekCEM'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity, open-source electromagnetic solver based on spectral element and spectral element discontinuous Galerkin methods, written in Fortran and C. The code is actively developed at Mathematics and Computer Science Division of Argonne National Laboratory.<br /> <br /> <big>'''Features'''</big><br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics, nanoscience, acoustics.<br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming models: MPI+OpenMP & MPI+GPU <br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page/RUN&diff=425 Main Page/RUN 2012-07-02T20:28:47Z

<p>Mmin: /* Contents of NEKCEM package */</p> <hr /> <div>== Getting the Source ==<br /> <br /> NEKCEM is available for download via the Subversion repository:<br /> <br /> svn co https://svn.mcs.anl.gov/repos/NEKCEM<br /> <br /> It is also recommended to download ParaView.<br /> <br /> == Contents of NEKCEM package ==<br /> <br /> The NEKCEM package contains the source code, scripts, examples, <br /> libraries used, and documentation.<br /> <br /> * src: source code<br /> * bin: a collection of scripts for building and running NEKCEM<br /> makenek: To compile for serial runs ../../bin/makenek under an 'example' dir; See makenek --help for options <br /> makenekmpi: To compile for parallel runs ../../bin/makenekmpi under an 'example' dir;<br /> nek: To run ../../bin/nek; See nek --help for options<br /> cleanall: To clean ../../bin/cleanall<br /> <br /> * examples: sample problems including SIZEu, *.rea, *.map, *.usr (some special cases have additional files)<br /> * libs: BLAS and LAPACK can be placed here if not already installed on your system<br /> * tool: source codes for other utilities, mainly for meshing (detail below)<br /> * doc: documentation<br /> <br /> == Compile ==<br /> <br /> cd NEKCEM/trunk/examples/cylwav (serial)<br /> ../../bin/makenek cylwave<br /> <br /> cd NEKCEM/trunk/examples/cylwav (parallel)<br /> ../../bin/makenekmpi cylwave<br /> <br /> == Execute ==<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave (serial)<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave #np (parallel)<br /> <br /> Note: on Intrepid, #np is the number of node (total number of cores will be #np*4) <br /> Note: on Jaguar, do ../../bin/nek cylware #np1 #np1, where #np1 is the actual core number you need, <br /> and #np2 is the core number you request from system, which has to be a multiple of 16.</div>

Mmin /index.php?title=Main_Page/RUN&diff=423 Main Page/RUN 2012-07-02T20:27:52Z

<p>Mmin: /* Execute */</p> <hr /> <div>== Getting the Source ==<br /> <br /> NEKCEM is available for download via the Subversion repository:<br /> <br /> svn co https://svn.mcs.anl.gov/repos/NEKCEM<br /> <br /> It is also recommended to download ParaView.<br /> <br /> == Contents of NEKCEM package ==<br /> <br /> The NEKCEM package contains the source code, scripts, examples, <br /> libraries used, and documentation.<br /> <br /> * src: source code<br /> * bin: a collection of scripts for building and running NEKCEM<br /> makenek: To compile ../../bin/makenek under an 'example' dir; See makenek --help for options <br /> makenekmpi: To compile for parallel runs ../../bin/makenekmpi under an 'example' dir;<br /> nek: To run ../../bin/nek; See nek --help for options<br /> cleanall: To clean ../../bin/cleanall<br /> <br /> * examples: sample problems including SIZEu, *.rea, *.map, *.usr (some special cases have additional files)<br /> * libs: BLAS and LAPACK can be placed here if not already installed on your system<br /> * tool: source codes for other utilities, mainly for meshing (detail below)<br /> * doc: documentation<br /> <br /> == Compile ==<br /> <br /> cd NEKCEM/trunk/examples/cylwav (serial)<br /> ../../bin/makenek cylwave<br /> <br /> cd NEKCEM/trunk/examples/cylwav (parallel)<br /> ../../bin/makenekmpi cylwave<br /> <br /> == Execute ==<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave (serial)<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave #np (parallel)<br /> <br /> Note: on Intrepid, #np is the number of node (total number of cores will be #np*4) <br /> Note: on Jaguar, do ../../bin/nek cylware #np1 #np1, where #np1 is the actual core number you need, <br /> and #np2 is the core number you request from system, which has to be a multiple of 16.</div>

Mmin /index.php?title=Main_Page/RUN&diff=421 Main Page/RUN 2012-07-02T20:27:26Z

<p>Mmin: compile/run script description updated</p> <hr /> <div>== Getting the Source ==<br /> <br /> NEKCEM is available for download via the Subversion repository:<br /> <br /> svn co https://svn.mcs.anl.gov/repos/NEKCEM<br /> <br /> It is also recommended to download ParaView.<br /> <br /> == Contents of NEKCEM package ==<br /> <br /> The NEKCEM package contains the source code, scripts, examples, <br /> libraries used, and documentation.<br /> <br /> * src: source code<br /> * bin: a collection of scripts for building and running NEKCEM<br /> makenek: To compile ../../bin/makenek under an 'example' dir; See makenek --help for options <br /> makenekmpi: To compile for parallel runs ../../bin/makenekmpi under an 'example' dir;<br /> nek: To run ../../bin/nek; See nek --help for options<br /> cleanall: To clean ../../bin/cleanall<br /> <br /> * examples: sample problems including SIZEu, *.rea, *.map, *.usr (some special cases have additional files)<br /> * libs: BLAS and LAPACK can be placed here if not already installed on your system<br /> * tool: source codes for other utilities, mainly for meshing (detail below)<br /> * doc: documentation<br /> <br /> == Compile ==<br /> <br /> cd NEKCEM/trunk/examples/cylwav (serial)<br /> ../../bin/makenek cylwave<br /> <br /> cd NEKCEM/trunk/examples/cylwav (parallel)<br /> ../../bin/makenekmpi cylwave<br /> <br /> == Execute ==<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave (serial)<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave #np (parralel)<br /> <br /> Note: on Intrepid, #np is the number of node (total number of cores will be #np*4) <br /> Note: on Jaguar, do ../../bin/nek cylware #np1 #np1, where #np1 is the actual core number you need, <br /> and #np2 is the core number you request from system, which has to be a multiple of 16.</div>

Mmin /index.php?title=Main_Page&diff=389 Main Page 2011-06-13T03:07:22Z

<p>Mmin: </p> <hr /> <div><big>'''Features'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity electromagnetic solver that has been developed at Mathematics and Computer Science Division of Argonne National Laboratory. It's an open source code, written by Misun Min, Jing Fu, Andreas Kloeckner in 1996-2011, with technical inputs from Paul Fischer [http://www.mcs.anl.gov/~fischer] and his incompressible Navier-Stokes solver <br /> Nek5000 [http://nek5000.mcs.anl.gov]. <br /> The code is written in Fortran and C, using MPI for parallelism.<br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics and nanoscience, predicting optimal designs of next-generation electromagnetic devices such as accelerator components for the International Linear Collider or the Large Hadron Collider, nanosensors for molecular detection, and photovoltaic solar cells with high energy-conversion efficiency.<br /> <br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral body conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming<br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page/PIO&diff=387 Main Page/PIO 2011-06-13T03:04:53Z

<p>Mmin: /* Usage Introduction */</p> <hr /> <div>This is the document page for parallel I/O library developed for [http://www.mcs.anl.gov/~mmin/nekcem.html NekCEM].<br /> <br /> == Background ==<br /> ;File Format<br /> :Binary (used for production, compact size), or ASCII (used for debugging, human-readable)<br /> <br /> == Usage Introduction ==<br /> <br /> Users can use #1,2,3,4,5,6,7,8 in .rea file for a specific example, by parameter 81. <br><br /> <br /> <br /> Several '''advanced parallel I/O''' algorithms based on MPI-IO library were developed. <br><br /> The analysis on the performance for those approaches are detailed in ''Parallel I/O <br /> performance for application-level checkpointing on the Blue Gene/P, by Jing Fu et. al.'' [http://www.mcs.anl.gov/~mmin/ICS2011.pdf]<br /> <br /> proc=processors<br /> '''param(81) = 4''': collective IO for N proc to 1 file ---> mpi-binary-N1-xxx.vtk <br /> '''param(81) = 5''': collective IO for N proc to multiple M-files ---> mpi-binary-NM-xxx.vtk<br /> '''param(81) = 6''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-binary-NM1-xxx.vtk<br /> '''param(81) = 7''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-ascii-NM1-xxx.vtk<br /> '''param(81) = 8''': reduced-blocking IO for N proc to multiple M-files with M writers ---> mpi-binary-NMM-xxx.vtk <br /> <br /> '''Note''' that param(82) and param(83) need to be set correctly in *.rea file.<br /> '''param(82)''' = number of output files<br /> '''param(83)''' = max number of fields to be written<br /> <br /> ----<br /> For '''traditional I/O''' approaches based on one file per processor, using ''old libraries'', one can use<br /> <br /> '''param(81) = 2''': use Fortran I/O library (ASCII, VTK format) ---> ascii-xxx.vtk<br /> '''param(81) = 3''': use C-POSIX I/O libraries (binary, VTK format) ---> binary-xxx.vtk <br /> <br /> '''param(81) = 1''': use nek5000's old output format (ASCII) -> xxx.fld<br /> <br /> == Visualization ==<br /> <br /> The output files with param(81)=2,3,4,5,6,7,8 can be visualized with '''ParaView''' and '''VisIt'''. <br><br /> The output with param(81)=1 can be visualized with nek5000 visualization tool, '''postx''' <br></div>

Mmin /index.php?title=Main_Page/PIO&diff=385 Main Page/PIO 2011-06-13T03:03:32Z

<p>Mmin: /* Usage Introduction */</p> <hr /> <div>This is the document page for parallel I/O library developed for [http://www.mcs.anl.gov/~mmin/nekcem.html NekCEM].<br /> <br /> == Background ==<br /> ;File Format<br /> :Binary (used for production, compact size), or ASCII (used for debugging, human-readable)<br /> <br /> == Usage Introduction ==<br /> <br /> Users can use #1,2,3,4,5,6,7,8 in .rea file for a specific example, by parameter 81. <br><br /> <br /> <br /> Several '''advanced parallel I/O''' algorithms based on MPI-IO library were developed. <br><br /> The analysis on the performance for those approaches are detailed in ''Parallel I/O <br /> performance for application-level checkpointing on the Blue Gene/P, by Jing Fu et. al.'' [http://www.mcs.anl.gov/~mmin/ICS2011.pdf]<br /> <br /> proc=processors<br /> '''param(81) = 4''': collective IO for N proc to 1 file ---> mpi-binary-N1-xxx.vtk <br /> '''param(81) = 5''': collective IO for N proc to multiple M-files ---> mpi-binary-NM-xxx.vtk<br /> '''param(81) = 6''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-binary-NM1-xxx.vtk<br /> '''param(81) = 7''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-ascii-NM1-xxx.vtk<br /> '''param(81) = 8''': reduced-blocking IO for N proc to multiple M-files with M writers ---> mpi-binary-NMM-xxx.vtk <br /> <br /> '''Note''' that param(82) and param(83) need to be set correctly in *.rea file.<br /> <br /> '''param(82)''' = number of output files<br /> '''param(83)''' = max number of fields to be written<br /> <br /> ----<br /> For '''traditional I/O''' approaches based on one file per processor, using ''old libraries'', one can use<br /> <br /> '''param(81) = 2''': use Fortran I/O library (ASCII, VTK format) ---> ascii-xxx.vtk<br /> '''param(81) = 3''': use C-POSIX I/O libraries (binary, VTK format) ---> binary-xxx.vtk <br /> <br /> '''param(81) = 1''': use nek5000's old output format (ASCII) -> xxx.fld<br /> <br /> == Visualization ==<br /> <br /> The output files with param(81)=2,3,4,5,6,7,8 can be visualized with '''ParaView''' and '''VisIt'''. <br><br /> The output with param(81)=1 can be visualized with nek5000 visualization tool, '''postx''' <br></div>

Mmin /index.php?title=Main_Page/PIO&diff=383 Main Page/PIO 2011-06-13T02:38:56Z

<p>Mmin: /* Usage Introduction */</p> <hr /> <div>This is the document page for parallel I/O library developed for [http://www.mcs.anl.gov/~mmin/nekcem.html NekCEM].<br /> <br /> == Background ==<br /> ;File Format<br /> :Binary (used for production, compact size), or ASCII (used for debugging, human-readable)<br /> <br /> == Usage Introduction ==<br /> <br /> Users can use #1,2,3,4,5,6,7,8 in .rea file for a specific example, by parameter 81. <br><br /> <br /> Several '''advanced parallel I/O''' algorithms based on MPI-IO library were developed. <br><br /> The approaches use param(81)=4,5,6,7,8. The analysis on the performance for those <br /> approaches are detailed in ''Parallel I/O performance for application-level checkpointing <br /> on the Blue Gene/P, by Jing Fu et. al.'' [http://www.mcs.anl.gov/~mmin/ICS2011.pdf]<br /> <br /> proc=processors<br /> '''param(81) = 4''': collective IO for N proc to 1 file ---> mpi-binary-N1-xxx.vtk <br /> '''param(81) = 5''': collective IO for N proc to multiple M-files ---> mpi-binary-NM-xxx.vtk<br /> '''param(81) = 6''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-binary-NM1-xxx.vtk<br /> '''param(81) = 7''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-ascii-NM1-xxx.vtk<br /> '''param(81) = 8''': reduced-blocking IO for N proc to multiple M-files with M writers ---> mpi-binary-NMM-xxx.vtk <br /> <br /> '''Note''' that param(82) and param(83) need to be set correctly in *.rea file.<br /> <br /> '''param(82)''' = number of output files<br /> '''param(83)''' = max number of fields to be written<br /> <br /> ----<br /> For '''traditional I/O''' approaches based on one file per processor, using ''old libraries'', one can use<br /> <br /> '''param(81) = 2''': use Fortran I/O library (ASCII, VTK format) ---> ascii-xxx.vtk<br /> '''param(81) = 3''': use C-POSIX I/O libraries (binary, VTK format) ---> binary-xxx.vtk <br /> <br /> '''param(81) = 1''': use nek5000's old output format (ASCII) -> xxx.fld<br /> <br /> == Visualization ==<br /> <br /> The output files with param(81)=2,3,4,5,6,7,8 can be visualized with '''ParaView''' and '''VisIt'''. <br><br /> The output with param(81)=1 can be visualized with nek5000 visualization tool, '''postx''' <br></div>

Mmin /index.php?title=Main_Page/PIO&diff=381 Main Page/PIO 2011-06-13T02:36:04Z

<p>Mmin: /* Usage Introduction */</p> <hr /> <div>This is the document page for parallel I/O library developed for [http://www.mcs.anl.gov/~mmin/nekcem.html NekCEM].<br /> <br /> == Background ==<br /> ;File Format<br /> :Binary (used for production, compact size), or ASCII (used for debugging, human-readable)<br /> <br /> == Usage Introduction ==<br /> <br /> Users can use #1,2,3,4,5,6,7,8 in .rea file for a specific example, by parameter 81. <br><br /> <br /> Several '''advanced parallel I/O''' algorithms based on MPI-IO library were developed. <br><br /> The approaches use param(81)=4,5,6,7,8. The analysis on the performance for those <br /> approaches are detailed in ''Parallel I/O performance for application-level checkpointing <br /> on the Blue Gene/P '' [http://www.mcs.anl.gov/~mmin/ICS2011.pdf] by Jing Fu et. al.<br /> <br /> proc=processors<br /> '''param(81) = 4''': collective IO for N proc to 1 file ---> mpi-binary-N1-xxx.vtk <br /> '''param(81) = 5''': collective IO for N proc to multiple M-files ---> mpi-binary-NM-xxx.vtk<br /> '''param(81) = 6''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-binary-NM1-xxx.vtk<br /> '''param(81) = 7''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-ascii-NM1-xxx.vtk<br /> '''param(81) = 8''': reduced-blocking IO for N proc to multiple M-files with M writers ---> mpi-binary-NMM-xxx.vtk <br /> <br /> '''Note''' that param(82) and param(83) need to be set correctly in *.rea file.<br /> <br /> '''param(82)''' = number of output files<br /> '''param(83)''' = max number of fields to be written<br /> <br /> <br /> For '''traditional I/O''' approaches based on one file per processor, using ''old libraries'', one can use<br /> <br /> '''param(81) = 2''': use Fortran I/O library (ASCII, VTK format) ---> ascii-xxx.vtk<br /> '''param(81) = 3''': use C-POSIX I/O libraries (binary, VTK format) ---> binary-xxx.vtk <br /> <br /> <br /> '''param(81) = 1''': use nek5000's old output format (ASCII) -> xxx.fld<br /> <br /> == Visualization ==<br /> <br /> The output files with param(81)=2,3,4,5,6,7,8 can be visualized with '''ParaView''' and '''VisIt'''. <br><br /> The output with param(81)=1 can be visualized with nek5000 visualization tool, '''postx''' <br></div>

Mmin /index.php?title=Main_Page/PIO&diff=379 Main Page/PIO 2011-06-13T02:27:54Z

<p>Mmin: /* Usage Introduction */</p> <hr /> <div>This is the document page for parallel I/O library developed for [http://www.mcs.anl.gov/~mmin/nekcem.html NekCEM].<br /> <br /> == Background ==<br /> ;File Format<br /> :Binary (used for production, compact size), or ASCII (used for debugging, human-readable)<br /> <br /> == Usage Introduction ==<br /> <br /> Users can use #1,2,3,4,5,6,7,8 in .rea file for a specific example, by parameter 81. <br><br /> <br /> Several '''advanced parallel I/O''' approaches based on MPI-IO library were developed. <br /> Performance for those approaches are detailed in<br> <br /> ''Jing Fu et. al, Parallel I/O performance for application-level checkpointing on the Blue Gene/P '' [http://www.mcs.anl.gov/~mmin/ICS2011.pdf]<br /> Recommended formats for parallel runs are '''param(81)=4 or 6'''. (or 7 if ASCII is preferred). <br /> <br /> proc=processors<br /> '''param(81) = 4''': collective IO for N proc to 1 file ---> mpi-binary-N1-xxx.vtk <br /> '''param(81) = 5''': collective IO for N proc to multiple M-files ---> mpi-binary-NM-xxx.vtk<br /> '''param(81) = 6''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-binary-NM1-xxx.vtk<br /> '''param(81) = 7''': reduced-blocking IO for N proc to 1 file with M writers ---> mpi-ascii-NM1-xxx.vtk<br /> '''param(81) = 8''': reduced-blocking IO for N proc to multiple M-files with M writers ---> mpi-binary-NMM-xxx.vtk<br /> <br /> Recommended formats for parallel runs are '''param(81)=4 or 6'''. (or 7 if ASCII is preferred). <br /> <br /> '''Note''' that param(82) and param(83) need to be set correctly in *.rea file.<br /> <br /> <br /> '''param(82)''' = number of output files<br /> '''param(83)''' = max number of fields to be written<br /> <br /> <br /> For '''traditional I/O''' approaches based on one file per processor, using ''old libraries'', one can use<br /> <br /> '''param(81) = 2''': use Fortran I/O library (ASCII, VTK format) ---> ascii-xxx.vtk<br /> '''param(81) = 3''': use C-POSIX I/O libraries (binary, VTK format) ---> binary-xxx.vtk <br /> <br /> <br /> '''param(81) = 1''': use nek5000's old output format (ASCII) -> xxx.fld<br /> <br /> == Visualization ==<br /> <br /> The output files with param(81)=2,3,4,5,6,7,8 can be visualized with '''ParaView''' and '''VisIt'''. <br><br /> The output with param(81)=1 can be visualized with nek5000 visualization tool, '''postx''' <br></div>

Mmin /index.php?title=Main_Page&diff=377 Main Page 2011-06-12T20:03:45Z

<p>Mmin: </p> <hr /> <div><big>'''Features'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity electromagnetic solver that has been developed at Mathematics and Computer Science Division of Argonne National Laboratory. It's an open source code, written by Misun Min, Jing Fu, Andreas Kloeckner in 1996-2011, with technical inputs from Paul Fischer [http://www.mcs.anl.gov/~fischer] and his incompressible Navier-Stokes solver <br /> Nek5000 [http://nek5000.mcs.anl.gov]. <br /> The code is written in Fortran and C, using MPI for parallelism.<br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics and nanoscience, predicting optimal designs of next-generation electromagnetic devices such as accelerator components for the International Linear Collider or the Large Hadron Collider, nanosensors for molecular detection, and photovoltaic solar cells with high energy-conversion efficiency.<br /> <br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral boody conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming<br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page/DAT&diff=375 Main Page/DAT 2011-06-12T19:53:38Z

<p>Mmin: Created page with "== SIZEu file == ldim: dimension lxi: the degree of polynomials lx1: the number of grid points on the face ly1=lx1; lz1=lx1 lelt: the maximun number of element per …"</p> <hr /> <div>== SIZEu file ==<br /> <br /> ldim: dimension<br /> <br /> lxi: the degree of polynomials<br /> lx1: the number of grid points on the face <br /> ly1=lx1; lz1=lx1<br /> <br /> lelt: the maximun number of element per core<br /> <br /> lp : the maximum number of cores</div>

Mmin /index.php?title=Main_Page&diff=373 Main Page 2011-06-12T19:51:09Z

<p>Mmin: </p> <hr /> <div><big>'''Features'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity electromagnetic solver that has been developed at Mathematics and Computer Science Division of Argonne National Laboratory. It's an open source code, written by Misun Min, Jing Fu, Andreas Kloeckner in 1996-2011, with technical inputs from Paul Fischer [http://www.mcs.anl.gov/~fischer] and his incompressible Navier-Stokes solver <br /> Nek5000 [http://nek5000.mcs.anl.gov]. <br /> The code is written in Fortran and C, using MPI for parallelism.<br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics and nanoscience, predicting optimal designs of next-generation electromagnetic devices such as accelerator components for the International Linear Collider or the Large Hadron Collider, nanosensors for molecular detection, and photovoltaic solar cells with high energy-conversion efficiency.<br /> <br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral boody conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming<br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/MSH Documentation for ''meshing'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=371 Main Page 2011-06-12T19:28:10Z

<p>Mmin: </p> <hr /> <div><big>'''Features'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity electromagnetic solver that has been developed at Mathematics and Computer Science Division of Argonne National Laboratory. It's an open source code, written by Misun Min, Jing Fu, Andreas Kloeckner in 1996-2011, with technical inputs from Paul Fischer [http://www.mcs.anl.gov/~fischer] and his incompressible Navier-Stokes solver <br /> Nek5000 [http://nek5000.mcs.anl.gov]. <br /> The code is written in Fortran and C, using MPI for parallelism.<br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics and nanoscience, predicting optimal designs of next-generation electromagnetic devices such as accelerator components for the International Linear Collider or the Large Hadron Collider, nanosensors for molecular detection, and photovoltaic solar cells with high energy-conversion efficiency.<br /> <br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral boody conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming<br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'' option]<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'' option]<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/MSH Documentation for ''meshing'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page&diff=369 Main Page 2011-06-12T19:21:08Z

<p>Mmin: </p> <hr /> <div><big>'''Features'''</big><br /> <br /> NekCEM https://svn.mcs.anl.gov/repos/NEKCEM is a high-fidelity electromagnetic solver that has been developed at Mathematics and Computer Science Division of Argonne National Laboratory. It's an open source code, written by Misun Min, Jing Fu, Andreas Kloeckner in 1996-2011, with technical inputs from Paul Fischer [http://www.mcs.anl.gov/~fischer] and his incompressible Navier-Stokes solver Nek5000[http://nek5000.mcs.anl.gov]. <br /> The code is written in Fortran and C, using MPI for parallelism.<br /> <br /> The code targets high performance high-order simulations on the advanced computer architectures for the applications in accelerator physics and nanoscience, predicting optimal designs of next-generation electromagnetic devices such as accelerator components for the International Linear Collider or the Large Hadron Collider, nanosensors for molecular detection, and photovoltaic solar cells with high energy-conversion efficiency.<br /> <br /> <br /> * High-order spectral element discretizations<br /> * Hexahedral boody conforming meshes<br /> * The 4th-order Runge-Kutta timestepping <br /> * The high-order exponential time integration<br /> * Light transmission calculations for nanodevices<br /> * Wakepotential calculations for accelerator devices<br /> * high parallel efficiency scaling over 100,000 cores <br /> * parallel IO scaling over 65,000 cores <br /> <br /> <br /> <big>'''Upcoming'''</big><br /> <br /> * Hybrid programming<br /> * Parallel IO with pthreading<br /> <br /> <br /> <big>'''Instruction'''</big><br /> <br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/DAT Documentation for ''data file setting'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/PIO Documentation for ''parallel I/O'' option]<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RST Documentation for ''restart'' option]<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/RUN Documentation for ''how to compile/run'']<br /> * [https://wiki.mcs.anl.gov/nekcem/index.php/Main_Page/MSH Documentation for ''meshing'']<br /> <br /> <br /> <big> '''Current Developers''' </big><br /> <br /> Misun Min [http://www.mcs.anl.gov/~mmin], Jing Fu [http://www.cs.rpi.edu/~fuj/]<br /> <br /> <br /> ----<br /> Consult the [http://meta.wikimedia.org/wiki/Help:Contents User's Guide] for information on using the wiki software: <br /> [http://www.mediawiki.org/wiki/Manual:Configuration_settings Configuration settings list],<br /> [http://www.mediawiki.org/wiki/Manual:FAQ MediaWiki FAQ], <br /> [https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce MediaWiki release mailing list]</div>

Mmin /index.php?title=Main_Page/RUN&diff=367 Main Page/RUN 2011-06-12T19:20:34Z

<p>Mmin: /* Contents of NEKCEM package */</p> <hr /> <div>== Getting the Source ==<br /> <br /> NEKCEM is available for download via the Subversion repository:<br /> <br /> svn co https://svn.mcs.anl.gov/repos/NEKCEM<br /> <br /> It is also recommended to download ParaView.<br /> <br /> == Contents of NEKCEM package ==<br /> <br /> The NEKCEM package contains the source code, scripts, examples, <br /> libraries used, and documentation.<br /> <br /> * src: source code<br /> * bin: a collection of scripts for building and running NEKCEM<br /> makenek: To compile ../../bin/makenek under an 'example' dir; See makenek --help for options <br /> nek: To run ../../bin/nek; See nek --help for options<br /> cleanall: To clean ../../bin/cleanall<br /> * examples: sample problems including SIZEu, *.rea, *.map, *.usr (some special cases have additional files)<br /> * libs: BLAS and LAPACK can be placed here if not already installed on your system<br /> * tool: source codes for other utilities, mainly for meshing (detail below)<br /> * doc: documentation<br /> <br /> == Compile ==<br /> <br /> cd NEKCEM/trunk/examples/cylwav<br /> ../../bin/makenek cylwave<br /> <br /> == Execute ==<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave #np</div>

Mmin /index.php?title=Main_Page/RUN&diff=365 Main Page/RUN 2011-06-12T19:20:06Z

<p>Mmin: /* Contents of NEKCEM package */</p> <hr /> <div>== Getting the Source ==<br /> <br /> NEKCEM is available for download via the Subversion repository:<br /> <br /> svn co https://svn.mcs.anl.gov/repos/NEKCEM<br /> <br /> It is also recommended to download ParaView.<br /> <br /> == Contents of NEKCEM package ==<br /> <br /> The NEKCEM package contains the source code, scripts, examples, <br /> libraries used, and documentation.<br /> <br /> * src: source code<br /> * bin: a collection of scripts for building and running NEKCEM<br /> makenek: To compile ../../bin/makenek under an 'example' dir; See makenek --help for options <br /> cleanall: To clean ../../bin/cleanall; <br /> nek: To run ../../bin/nek; See nek --help for options<br /> * examples: sample problems including SIZEu, *.rea, *.map, *.usr (some special cases have additional files)<br /> * libs: BLAS and LAPACK can be placed here if not already installed on your system<br /> * tool: source codes for other utilities, mainly for meshing (detail below)<br /> * doc: documentation<br /> <br /> == Compile ==<br /> <br /> cd NEKCEM/trunk/examples/cylwav<br /> ../../bin/makenek cylwave<br /> <br /> == Execute ==<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave #np</div>

Mmin /index.php?title=Main_Page/RUN&diff=363 Main Page/RUN 2011-06-12T19:17:56Z

<p>Mmin: /* Contents of NEKCEM package */</p> <hr /> <div>== Getting the Source ==<br /> <br /> NEKCEM is available for download via the Subversion repository:<br /> <br /> svn co https://svn.mcs.anl.gov/repos/NEKCEM<br /> <br /> It is also recommended to download ParaView.<br /> <br /> == Contents of NEKCEM package ==<br /> <br /> The NEKCEM package contains the source code, scripts, examples, <br /> libraries used, and documentation.<br /> <br /> * src: source code<br /> * bin: a collection of scripts for building and running NEKCEM<br /> makenek: builds the nekcem package. Run from an 'example' directory <br /> via ../../bin/makenek. <br /> To clean ../../bin/cleanall; See makenek --help for options<br /> nek: runs the nekcem package with 'reasonable' defaults for the platform. <br /> See nek --help for options<br /> * examples: sample problems including SIZEu, *.rea, *.map, *.usr (some special cases have additional files)<br /> * libs: BLAS and LAPACK can be placed here if not already installed on your system<br /> * tool: source codes for other utilities, mainly for meshing (detail below)<br /> * doc: documentation<br /> <br /> == Compile ==<br /> <br /> cd NEKCEM/trunk/examples/cylwav<br /> ../../bin/makenek cylwave<br /> <br /> == Execute ==<br /> <br /> cd NEKCEM/trunk/examples/cylwave<br /> ../../bin/nek cylwave #np</div>

Mmin