Fundamental Plasmas: Computational Techniques

Presentations

• Up to two billion times acceleration of scientific simulations with deep neural architecture search

  ORAL

  Nov. 9, 2020, 9:30 AM – Nov. 9, 2020, 9:42 AM

  Authors

  • Muhammad Kasim

    • University of Oxford, UK
    • University of Oxford
    • Department of Physics, University of Oxford

  • Duncan Watson-Parris

    • University of Oxford

  • Lucia Deaconu

    • University of Oxford

  • Sophy Oliver

    • University of Oxford

  • Peter Hatfield

    • University of Oxford

  • Dustin Froula

    • University of Rochester

  • Gianluca Gregori

    • University of Oxford

  • Matt Jarvis

    • University of Oxford

  • Samar Khatiwala

    • University of Oxford

  • Jun Korenaga

    • University of Oxford

  • Jacob Topp-Mugglestone

    • University of Oxford

  • Eleonora Viezzer

    • University of Seville

  • Sam Vinko

    • University of Oxford

  View abstract →

• Tokamak Disruption Predictions Based on Deep Learning Temporal Convolutional Neural Networks

  ORAL

  Nov. 9, 2020, 9:42 AM – Nov. 9, 2020, 9:54 AM

  Authors

  • Ge Dong

    • Princeton Plasma Physics Laboratory

  • Kyle Felker

    • Argonne National Laboratory

  • Alexey Svyatkovskiy

    • Microsoft Corporation

  • William Tang

    • Princeton Plasma Physics Laboratory

  • Julian Kates-Harbeck

    • Princeton Plasma Physics Laboratory

  View abstract →

• Accelerating Kinetic Simulations of the Tokamak Edge Utilizing Encoder-Decoder Neural Networks to Solve the Nonlinear Fokker-Planck Collision Operator

  ORAL

  Nov. 9, 2020, 9:54 AM – Nov. 9, 2020, 10:06 AM

  Authors

  • Michael Churchill

    • PPPL
    • Princeton Plasma Physics Laboratory

  • Andres Miller

    • Columbia University

  • Alp Dener

    • Argonne National Laboratory

  • Choongseok Chang

    • Princeton Plasma Physics Laboratory

  • Todd Munson

    • Argonne National Laboratory

  • Robert Hager

    • Princeton Plasma Physics Laboratory

  View abstract →

• Deep Learning Surrogate Model for Kinetic Landau-Fluid Closure with Collision (PhD Oral-24)

  ORAL

  Nov. 9, 2020, 10:06 AM – Nov. 9, 2020, 10:30 AM

  Authors

  • Ben Zhu

    • Lawrence Livermore Natl Lab
    • LLNL

  • Libo Wang

    • Peking Univ

  • Xuegiao Xu

    • Lawrence Livermore National Laboratory
    • Lawrence Livermore Natl Lab
    • LLNL

  • Chenhao Ma

    • None
    • Google

  • Yian Lei

    • Peking Univ

  View abstract →

• Speed-Limited Particle-in-Cell Simulation of Townsend Discharge

  ORAL

  Nov. 9, 2020, 10:30 AM – Nov. 9, 2020, 10:42 AM

  Authors

  • Joseph Theis

    • University of Colorado, Boulder

  • Gregory Werner

    • University of Colorado, Boulder

  • Thomas Jenkins

    • Tech-X Corporation

  • John Cary

    • University of Colorado, Boulder

  View abstract →

• A Hybrid Particle Method for the Kinetic Treatment of Magnetized Plasma Sheaths using Full Orbit to Guiding Center Conversion

  ORAL

  Nov. 9, 2020, 10:42 AM – Nov. 9, 2020, 10:54 AM

  Authors

  • Xin Zhi Tan

    • University of Illinois at Urbana-Champaign

  • Davide Curreli

    • University of Illinois at Urbana-Champaign
    • University of Illinois
    • University of Illinois Urbana-Champaign
    • University of Illinois - UC

  View abstract →

• Work Towards a Collisional Ionization Model for Particle-in-Cell Codes

  ORAL

  Nov. 9, 2020, 10:54 AM – Nov. 9, 2020, 11:06 AM

  Authors

  • Stephen DiIorio

    • University of Michigan, Ann Arbor

  • Benjamin Winjum

    • University of California, Los Angeles

  • Joshua May

    • University of California, Los Angeles

  • Frank Tsung

    • University of California, Los Angeles

  • Jennifer Elle

    • High Power Electromagnetics Division, Air Force Research Laboratory

  • Alexander Thomas

    • University of Michigan, Ann Arbor

  View abstract →

• Reduction of finite-grid heating in particle-in-cell simulation using interpolated symplectic time-integration

  ORAL

  Nov. 9, 2020, 11:06 AM – Nov. 9, 2020, 11:18 AM

  Authors

  • Luke Adams

    • University of Colorado

  • Gregory Werner

    • University of Colorado, Boulder
    • University of Colorado

  • John Cary

    • Tech-X Corporation and University of Colorado Boulder
    • University of Colorado, Boulder
    • University of Colorado

  View abstract →

• Development of MHD simulation capability for stellarators

  ORAL

  Nov. 9, 2020, 11:18 AM – Nov. 9, 2020, 11:30 AM

  Authors

  • C. R. Sovinec

    • University of Wisconsin - Madison

  • C. M. Guilbault

    • University of Wisconsin - Madison

  • B. S. Cornille

    • University of Wisconsin - Madison

  • T. A. Bechtel

    • University of Wisconsin - Madison

  View abstract →

• Pushing Particles with Exponential Integrators

  ORAL

  Nov. 9, 2020, 11:30 AM – Nov. 9, 2020, 11:42 AM

  Authors

  • Tri Nguyen

    • University of California, Merced

  • Ilon Joseph

    • Lawrence Livermore National Laboratory
    • Lawrence Livermore Natl Lab

  • Mayya Tokman

    • University of California, Merced

  • John Loffeld

    • Lawrence Livermore National Laboratory

  View abstract →

• Ion Modes in Dense Ionized Plasmas through Non-Adiabatic Molecular Dynamics

  ORAL

  Nov. 9, 2020, 11:42 AM – Nov. 9, 2020, 11:54 AM

  Authors

  • William Angermeier

    • University of Nevada, Reno

  • Ryan Davis

    • University of Nevada, Reno

  • Rebekah Hermsmeier

    • University of Nevada, Reno

  • Thomas White

    • University of Nevada, Reno

  View abstract →

• Automatic Level-Grouping of Complexity-Reduced, Radiative Atomic Kinetics.

  ORAL

  Nov. 9, 2020, 11:54 AM – Nov. 9, 2020, 12:06 PM

  Authors

  • Richard June Abrantes

    • National Research Council

  • David Bilyeu

    • Air Force Research Laboratory

  • Robert Martin

    • Air Force Research Lab - Edwards AFB
    • Air Force Research Lab, RQRS
    • Air Force Research Laboratory

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• Arc Simulation with a Tightly Coupled Near-Wall Non-Equilibrium Sheath-Layer Model

  ORAL

  Nov. 9, 2020, 12:06 PM – Nov. 9, 2020, 12:18 PM

  Authors

  • W. A. Hagen

    • University of Illinois

  • I. V. Adamovich

    • Ohio State University

  • J. B. Freund

    • University of Illinois

  View abstract →