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20242026
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astro-ph.SR2026

simesh: A Python Framework for Quantitative Analysis of Native AMR Data from MPI-AMRVAC

Hao Wu, Jinhan Guo, Rony Keppens +1

Adaptive mesh refinement (AMR) is widely used in large-scale astrophysical simulations, but the resulting multilevel data are challenging to analyze quantitatively. We present sime…

astro-ph.SR2025

Data-constrained magnetohydrodynamic simulation of global solar corona including solar wind effects within 2.5

Yihua Li, Guoyin Chen, Jinhan Guo +6

Total solar eclipses (TSEs) provide a unique opportunity to observe the large-scale solar corona. The solar wind plays an important role in forming the large-scale coronal structur…

astro-ph.SR2025

Particle Acceleration and Transport in the Large-scale Current Sheet under an Erupting Magnetic Flux Rope

Hao Wu, Yang Guo, Rony Keppens +4

We investigate the acceleration and transport of electrons in the highly fine-structured current sheet that develops during magnetic flux rope (MFR) eruptions. Our work combines ul…

astro-ph.SR2025

SIP-IFVM: An observation-based magnetohydrodynamic model of coronal mass ejection

Haopeng Wang, Jinhan Guo, Stefaan Poedts +12

Currently, achieving a balance between computational efficiency, accuracy, and numerical stability in CME simulations, particularly in the sub-Alfv{'e}nic coronal region, remains a…

astro-ph.SR2024

Enhanced Peak and Extended Cooling of the Extreme-ultraviolet Late Phase in a Confined Solar Flare

Shihan Li, Yu Dai, Mingde Ding +2

We present observations and analysis of an X1.8 non-eruptive solar flare on 2012 October 23, which is characterized by an extremely large late-phase peak seen in the warm coronal e…