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Five-Dimensional Cosmological Model with Variable G and A
引用本文:H. Baysal I. Yllmaz. Five-Dimensional Cosmological Model with Variable G and A[J]. 中国物理快报, 2007, 24(8): 2185-2188
作者姓名:H. Baysal I. Yllmaz
作者单位:[1]Department Secondary Science and Mathematics Education, Education Faculty, Canakkale Onsekiz Mart University, 17100 Canakkale, Turkey [2]Department of Physics, Art and Science Faculty, Canakkale Onsekiz Mart University, 17020 Canakkale, Turkey
基金项目:We would like to thank the anonymous referees for their valuable suggestions.
摘    要:Einstein's field equations with C and A both varying with time are considered in the presence of a perfect fluid for five-dimensional cosmological model in a way which conserves the energy momentum tensor of the matter content. Several sets of explicit solutions in the five-dimensional Kaluza-Klein type cosmological models with variable G and A are obtained. The diminishment of extra dimension with the evolution of the universe for the five-dimensional model is exhibited. The physical properties of the models are examined.

关 键 词:宇宙模型 变量 数学物理 物理学
修稿时间:2007-03-15

Five-Dimensional Cosmological Model with Variable G and A
H. Baysal, I. Yllmaz. Five-Dimensional Cosmological Model with Variable G and A[J]. Chinese Physics Letters, 2007, 24(8): 2185-2188
Authors:H. Baysal   I. Yllmaz
Affiliation:1.Department Secondary Science and Mathematics Education, Education Faculty, Canakkale Onsekiz Mart University, 17100 Canakkale, Turkey ; 2.Department of Physics, Art and Science Faculty, Canakkale Onsekiz Mart University, 17020 Canakkale, Turkey
Abstract:
Keywords:
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