3 papers
astro-ph.SR2025
A Machine-Learning Approach for Identifying CME-Associated Stellar Flares in TESS Observations
Yu Shi, Hong-Peng Lu, Li-Yun Zhang +2
Coronal mass ejections (CMEs) are major drivers of stellar space weather and can strongly influence the habitability of exoplanets. However, compared to the frequent occurrence of…
physics.plasm-ph2025
JAX-in-Cell: A Differentiable Particle-in-Cell Code for Plasma Physics Applications
Longyu Ma, Rogerio Jorge, Hongke Lu +2
JAX-in-Cell is a fully electromagnetic, multispecies, and relativistic 1D3V Particle-in-Cell (PIC) framework implemented entirely in JAX. It provides a modern, Python-based alterna…
astro-ph.HE2024
Observation of nonaxisymmetric standard magnetorotational instability induced by a free-shear layer
Yin Wang, Fatima Ebrahimi, Hongke Lu +3
The standard magnetorotational instability (SMRI) is widely believed to be responsible for the observed accretion rates in astronomical disks. It is a linear instability triggered…