Thick Domain Walls in Lyra Geometry with Bulk Viscosity

被引:8
作者
Pradhan, Anirudh [1 ]
机构
[1] Hindu Postgrad Coll, Dept Math, Zamania 232331, Ghazipur, India
关键词
cosmology; plane symmetric domain walls; bulk viscous model; Lyra geometry; ISOTROPIC HOMOGENEOUS UNIVERSE; BRANS-DICKE COSMOLOGY; VISCOUS-FLUID; MODELS; FIELD; TERM;
D O I
10.1088/0253-6102/51/2/38
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In this paper, we evaluate the general solutions for plane-symmetric thick domain walls in Lyra geometry in presence of bulk viscous fluid. Expressions for the energy density and pressure of domain walls are derived in both cases of uniform and time varying displacement field beta. Some physical consequences of the models are also given. Finally, the geodesic equations and acceleration of the test particle are discussed.
引用
收藏
页码:378 / 384
页数:7
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