The authors suppress spurious oscillations and particle noise in semi-implicit PIC by adding limited Lax-Friedrichs diffusion to the Maxwell solver and computing current in the plasma's moving frame.
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Suppressing spurious oscillations and particle noise in particle-in-cell simulations
The authors suppress spurious oscillations and particle noise in semi-implicit PIC by adding limited Lax-Friedrichs diffusion to the Maxwell solver and computing current in the plasma's moving frame.