Gravitational Baryogenesis in Horava-Lifshitz gravity

被引:9
|
作者
Maity, Sayani [1 ]
Rudra, Prabir [2 ]
机构
[1] Techno India Salt Lake, Dept Math, Sect 5, Kolkata 700091, India
[2] Asutosh Coll, Dept Math, Kolkata 700026, India
关键词
Baryogenesis; Horava-Lifshitz; baryon; entropy; scalar field; Chaplygin gas; PROBE WMAP OBSERVATIONS; CHAPLYGIN-GAS MODEL;
D O I
10.1142/S0217732319502031
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
In this work, we intend to address the matter-antimatter asymmetry via the gravitational baryogenesis mechanism in the background of a quantum theory of gravity. We investigate this mechanism under the framework of Horava-Lifshitz gravity. We will compute the baryon-to-entropy ratio in the chosen framework and investigate its physical viability against the observational bounds. We also conduct the above study for various sources of matter like scalar field and Chaplygin gas as specific examples. We speculate that quantum corrections from the background geometry will lead to interesting results.
引用
收藏
页数:15
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