2 papers
astro-ph.SR2025
Long-term X-ray variability of the multiple-planet host L 98-59: Hints of an activity cycle
I. Pillitteri, S. Bellotti, S. Benatti +7
High-energy irradiation in X-rays and UV (XUV) can transform the planetary atmospheres through photoevaporation and photochemistry. This is more crucial for M stars, whose habitabl…
astro-ph.GA2025
Effect of kappa-modified polarization force on Jeans instability in nonthermal EiBI-gravitating dust clouds
Dipankar Ray, Pralay Kumar Karmakar, Siddhartha Saikia
A semi-analytic model is developed to study the effects of kappa-distributed lighter constituents and the associated kappa-modified polarization force on the classical Jeans instab…