520 citations · 1.1k across the 6 of their papers we have counts for
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hep-th2006★ 520 cited
Thermodynamic Behavior of Friedmann Equation at Apparent Horizon of FRW Universe
M. Akbar, Rong-Gen Cai
It is shown that the differential form of Friedmann equation of a FRW universe can be rewritten as a universal form at apparent horizon, where and are the…
hep-th2006★ 394 cited
Friedmann Equations of FRW Universe in Scalar-tensor Gravity, f(R) Gravity and First Law of Thermodynamics
M. Akbar, Rong-Gen Cai
In the paper, hep-th/0501055 (R.G. Cai and S.P. Kim, JHEP {\bf 0502}, 050 (2005)), it is shown that by applying the first law of thermodynamics to the apparent horizon of an FRW un…