52 citations · 73 across the 2 of their papers we have counts for
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astro-ph.CO2013★ 52 cited
An improved method to test the Distance--Duality relation
Xi Yang, Hao-Ran Yu, Zhi-Song Zhang +1
Many researchers have performed cosmological-model-independent tests for the distance duality (DD) relation. Theoretical work has been conducted based on the results of these tests…
astro-ph.CO2013★ 21 cited
Constraining smoothness parameter and the DD relation of Dyer-Roeder equation with supernovae
Xi Yang, Hao-Ran Yu, Tong-Jie Zhang
Our real universe is locally inhomogeneous. Dyer and Roeder introduced the smoothness parameter to describe the influence of local inhomogeneity on angular diameter distance, a…