2 papers
astro-ph.CO2022
Consistency test of the fine-structure constant from the whole ionization history
Ke Wang, Lu Chen
In cosmology, the fine-structure constant can affect the whole ionization history. However, the previous works confine themselves to the recombination epoch and give various strong…
gr-qc2021
Retesting the no-hair theorem with GW150914
Ke Wang
For a distorted black hole (BH), its ringdown waveform is a superposition of quasi-normal modes (QNMs). In general relativity (GR), the lower order QNM frequencies and damping rate…