2 papers
gr-qc2020
The Reconstruction of Non-Minimal Derivative Coupling Inflationary Potentials
Qin Fei, Zhu Yi, Yingjie Yang
We derive the reconstruction formulae for the inflation model with the non-minimal derivative coupling term. If reconstructing the potential from the tensor-to-scalar ratio, we cou…
astro-ph.CO2019
The evidence of cosmic acceleration and observational constraints
Yingjie Yang, Yungui Gong
Directly comparing the 6 expansion rate measured by type Ia supernovae data and the lower bound on the expansion rate set by the strong energy conditions or the null hypothesis tha…