Zhengxiang Li

Is there evidence for dark energy evolution

Recently, Sahni, Shafielo o & Starobinsky (2014) combined two independent measurements of

Probing modified gravity theories with the Sandage-Loeb test

H(z)

THE DISTANCE DUALITY RELATION FROM STRONG GRAVITATIONAL LENSING

from BAO data with the value of the Hubble constant

A consistent test of the distance–duality relation with galaxy clusters and Type Ia Supernovae

H_0 = H(z=0)

MODEL-INDEPENDENT ESTIMATIONS FOR THE CURVATURE FROM STANDARD CANDLES AND CLOCKS

, in order to test the cosmological constant hypothesis by means of an improved version of the

Constructing a cosmological model-independent Hubble diagram of type Ia supernovae with cosmic chronometers

Om

Testing cosmic opacity from SNe Ia and Hubble parameter through three cosmological-model-independent methods

diagnostic. Their result indicated a considerable tension between observations and predictions of the

REVISITING STUDIES OF THE STATISTICAL PROPERTY OF A STRONG GRAVITATIONAL LENS SYSTEM AND MODEL-INDEPENDENT CONSTRAINT ON THE CURVATURE OF THE UNIVERSE

\Lambda

Toward cosmological-model-independent calibrations for the luminosity relations of Gamma-Ray Bursts

CDM model. However, such strong conclusion was based only on three measurements of

Test of the FLRW Metric and Curvature with Strong Lens Time Delays

H(z)