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gr-qc2012★ 51 cited
Conditions and instability in gravity with non-minimal coupling between matter and geometry
Jun Wang, Ya-Bo Wu, Yong-Xin Guo +3
In this paper on the basis of the generalized gravity model with arbitrary coupling between geometry and matter, four classes of gravity models with non minimal coupl…
gr-qc2012★ 102 cited
Energy Conditions and Stability in generalized gravity with arbitrary coupling between matter and geometry
Jun Wang, Ya-Bo Wu, Yong-Xin Guo +2
The energy conditions and the Dolgov-Kawasaki criterion in generalized gravity with arbitrary coupling between matter and geometry are derived in this paper, which are quite…
gr-qc2012★ 12 cited
Torsion and accelerating expansion of the universe in quadratic gravitation
Guoying Chee, Yongxin Guo
Several exact cosmological solutions of a metric-affine theory of gravity with two torsion functions are presented. These solutions give a essentially different explanation from th…