Attractive gravity probe surface with positive cosmological constant

被引：2
|
作者：
Shiromizu, Tetsuya [1 ,2 ]
Izumi, Keisuke [1 ,2 ]
机构：
[1] Nagoya Univ, Dept Math, Nagoya 4648602, Japan
[2] Nagoya Univ, Kobayashi Maskawa Inst, Nagoya 4648602, Japan
来源：
PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS | 2023年 / 2023卷 / 10期
基金：
日本学术振兴会;
关键词：
ENTROPY; PROOF; MASS;
D O I：
10.1093/ptep/ptad119
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
In 4D spacetimes with a positive cosmological constant, we introduce a new geometrical object associated with the cosmological horizon and then show the areal inequality. We also examine the attractive gravity probe surfaces as an indicator for the existence of attractive gravity.
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页数：13
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