Palatini $f(R)$引力下白矮星的冷却过程
广义相对论与量子宇宙学
2022-12-06 v2 高能天体物理现象
太阳与恒星天体物理
摘要
我们在Palatini 引力中重新分析了白矮星的简单冷却模型。修正引力影响白矮星结构并进而影响其年龄。我们发现，所得的超Chandrasekhar白矮星比亚Chandrasekhar白矮星，或与牛顿模型相比，需要更长时间冷却。
引用
@article{arxiv.2209.02095,
title = {Cooling Process of White Dwarf Stars in Palatini $f(R)$ Gravity},
author = {Surajit Kalita and Lupamudra Sarmah and Aneta Wojnar},
journal= {arXiv preprint arXiv:2209.02095},
year = {2022}
}
备注
14 pages including 3 figures; invited article to the collection "Modified Theories of Gravity and Cosmological Applications" in Universe; accepted for publication