3D MHD Modeling of Solar Flare Heating
Published:Dec 30, 2025 23:13
•1 min read
•ArXiv
Analysis
This paper investigates the mechanisms behind white-light flares (WLFs), a type of solar flare that exhibits significant brightening in visible light. It uses 3D radiative MHD simulations to model electron-beam heating and compare the results with observations. The study's importance lies in its attempt to understand the complex energy deposition and transport processes in solar flares, particularly the formation of photospheric brightenings, which are not fully explained by existing models. The use of 3D simulations and comparison with observational data from HMI are key strengths.
Key Takeaways
- •3D radiative MHD simulations are used to model electron-beam heating in solar flares.
- •The simulations reproduce continuum enhancements comparable to those observed in strong white-light flares.
- •The study highlights the importance of 3D effects and fine-scale structuring in flare dynamics and emission.
Reference
“The simulations produce strong upper-chromospheric heating, multiple shock fronts, and continuum enhancements up to a factor of 2.5 relative to pre-flare levels, comparable to continuum enhancements observed during strong X-class white-light flares.”