A Fourier-mode reduced-order PIC method enables efficient 3D kinetic simulation of azimuthal instabilities in axisymmetric plasmas with 46x speedup and validation within 7% of analytic predictions.
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2026 2representative citing papers
Mass matrix assembly for implicit PIC methods can be exactly reformulated cell-by-cell as tensor-core matrix products, delivering up to 3x kernel speedup and 15% end-to-end runtime reduction in ECSIM simulations.
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A Reduced-Order Particle-in-Cell Method with Azimuthal Fourier-Decomposed Fields for Nominally Axisymmetric Plasmas
A Fourier-mode reduced-order PIC method enables efficient 3D kinetic simulation of azimuthal instabilities in axisymmetric plasmas with 46x speedup and validation within 7% of analytic predictions.