Efficient modelling of plasma dynamics using Julia
POSTER
Abstract
Nonlinear modelling of plasma dynamics in massively parallel computers is an essential aspect of fusion energy research. Most high performance computing plasma simulations utilize programming languages, such as C or Fortran, that sacrifice user friendliness and flexibility for efficiency. The goal of this project is to demonstrate the viability of Julia as an option for developing efficient, GPU enabled high-performance computing plasma simulation codes. Julia enables flexible and user-friendly workflows for easier development and extension. Scripting tools are used to generate the numerical representation of the plasma fluid equations for a variety of plasma modelling problems. A nonlinear MHD model is implemented to carry out extensive performance and physics benchmarks to validate the new approach.
Presenters
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Benjamin T Taczak
Bowdoin College
Authors
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Benjamin T Taczak
Bowdoin College
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Federico D Halpern
General Atomics, General Atomics - San Diego
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Jerome Guterl
General Atomics - San Diego
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Tess Bernard
General Atomics- San Diego, Oak Ridge Assoc Univ, General Atomics - San Diego