2 papers
gr-qc2024
Thermodynamic of the universe
Haomin Rao, Chunhui Liu, Chao-Qiang Geng
We investigate thermodynamics of apparent horizon in the universe with trivial and nontrivial connections. We first explore the perspectives of the first law, generalized se…
gr-qc2023
Gravitational wave in symmetric teleparallel gravity with different connections
Haomin Rao, Chunhui Liu, Chao-Qiang Geng
We investigate the cosmological perturbations around all three branches of spatially flat universe with different connections in symmetric teleparallel gravity. The model we consid…