Interiors of Terrestrial Planets in Metric-Affine Gravity

被引:12
|
作者
Kozak, Aleksander [1 ]
Wojnar, Aneta [2 ]
机构
[1] Univ Wroclaw, Inst Theoret Phys, Pl Maxa Borna 9, PL-50206 Wroclaw, Poland
[2] Univ Tartu, Inst Phys, Lab Theoret Phys, W Ostwaldi 1, EE-50411 Tartu, Estonia
关键词
modified gravity; Ricci-based gravity; Palatini gravity; exoplanets; planet's interior; EINSTEIN EQUATIONS; EARTH; UNIVERSALITY; TOMOGRAPHY;
D O I
10.3390/universe8010003
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Using a semiempirical approach, we show that modified gravity affects the internal properties of terrestrial planets, such as their physical characteristics of a core, mantle, and core-mantle boundary. We also apply these findings for modeling a two-layer exoplanet in Palatini f(R) gravity.
引用
收藏
页数:11
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