Showing 2022Show all
3 papers · 1 filter
math.NA2022
Time exponential integrator Fourier pseudospectral methods with high accuracy and multiple conservation laws for three-dimensional Maxwell's equations
Bin Wang, Yaolin Jiang
Maxwell equations describe the propagation of electromagnetic waves and are therefore fundamental to understanding many problems encountered in the study of antennas and electromag…
math.NA2022
Semi-discretization and full-discretization with optimal accuracy for charged-particle dynamics in a strong nonuniform magnetic field
Bin Wang, Yaolin Jiang
The aim of this paper is to formulate and analyze numerical discretizations of charged-particle dynamics (CPD) in a strong nonuniform magnetic field. A strategy is firstly performe…
math.NA2022
Long term analysis of splitting methods for charged-particle dynamics
Xicui Li, Bin Wang
In this paper, we rigorously analyze the energy, momentum and magnetic moment behaviours of two splitting methods for solving charged-particle dynamics. The near-conservations of t…