3 papers
math.NA2025
A Gas-Kinetic Scheme for Maxwell Equations
Zhigang Pu, Wenpei Long, Kun Xu
The Gas-Kinetic Scheme (GKS), widely used in computational fluid dynamics for simulating hypersonic and other complicated flow phenomena, is extended in this work to electromagneti…
physics.comp-ph2025
UGKS and UGKWP Methods for Multiscale Simulation of Electrostatic Plasma in Quasineutral and Hydrodynamic Limits
Zhigang Pu, Kun Xu
This study extends the Unified Gas-Kinetic Scheme (UGKS) and the Unified Gas-Kinetic Wave-Particle (UGKWP) method for electrostatic plasma modeling, ensuring the correct asymptotic…
physics.plasm-ph2025
Electromagnetic Flow Control in Hypersonic Rarefied Environment
Zhigang Pu, Kun Xu
The Unified Gas-Kinetic Wave-Particle (UGKWP) method, developed for multiscale simulation of partially ionized plasmas, has been extended to unstructured meshes, enabling the model…