Tensor-tensor model of gravity

被引:0
作者
Gogberashvili, MY [1 ]
机构
[1] Georgian Acad Sci, Inst Phys, Tbilisi, Georgia
关键词
D O I
10.1007/BF02634517
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The main problem with the standard gauge theory of the Poincare group realized as a subgroup of GL(5, R) is that fields, whose physical sense is unclear, appear in connection with the non-lorentz symmetries. Here, the Poincare fields are treated as new Yang-Mills-type tensor fields and gravity is treated as a Higgs-Goldstone field. In this case, the effective metric tensor for matter is a hybrid of two tensor fields. In the linear approximation, the massive translation gauge field gives the Yukawa-type correction to the Newtonian potential. Also, corrections to the standard Einstein post-Newtonian formulas for light deflection and radar echo delay are obtained. A spherically symmetric solution to the equations of translation gauge fields is also found. The translation gauge field leads to the existence of a singular surface, which is impenetrable to matter and can prevent gravitational collapse of a large body, inside the Schwarzschild sphere.
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页码:1572 / 1581
页数:10
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