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Nonsingular solution with anisotropic fluid in mini bang cosmology
International Journal of Modern Physics D ( IF 2.2 ) Pub Date : 2020-10-07 , DOI: 10.1142/s0218271820501187
Saibal Ray 1 , Anil Kumar Yadav 2 , F. Rahaman 3 , U. Debnath 4
Affiliation  

In this work, we study cosmological evolution in the mini creation event with anisotropic fluid under the Bianchi-I spacetime. After providing the basic mathematical formalism of the model, we find out the exact solutions in its particular form to the field equations. In order to get physical validity, we have presented elaborate discussions on the graphical results, especially nonsingular behaviour of the model. It is shown that the model under mini bang can successfully exhibit several interesting cosmological features which have specific signatures to tally with the observational evidences.

中文翻译:

迷你爆炸宇宙学中各向异性流体的非奇异解

在这项工作中,我们研究了 Bianchi-I 时空下各向异性流体的微型创造事件中的宇宙学演化。在提供了模型的基本数学形式之后,我们找出了场方程的特定形式的精确解。为了获得物理有效性,我们对图形结果进行了详细的讨论,特别是模型的非奇异行为。结果表明,迷你爆炸下的模型可以成功地展示出几个有趣的宇宙学特征,这些特征具有与观测证据相符的特定特征。
更新日期:2020-10-07
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