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Totally Anisotropic Cosmological Models with Bulk Viscosity for Variable G and Λ

Totally Anisotropic Cosmological Models with Bulk Viscosity for Variable G and Λ

作     者:Shri Ram Manish K. Singh Manoj K. Verma 

作者机构:不详 

出 版 物:《Journal of Modern Physics》 (现代物理(英文))

年 卷 期:2012年第3卷第1期

页      面:9-15页

学科分类:07[理学] 0704[理学-天文学] 

主  题:Bianchi II Cosmology Hubble Parameter Bulk Viscosity Variable G and Λ 

摘      要:Einstein s field equations with variable gravitational and cosmological constants are considered in the presence of bulk viscous fluid for the totally anisotropic Bianchi type II space-time in such a way as to preserve the energy momentum tensor. We have presented solutions of field equations which represent expanding, shearing and non-rotating cosmological models of the universe. The physical behaviours of the models are discussed .We observe that the results obtained match with recent observations of SNIa.

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