3 papers
astro-ph.CO2026
Forecast on Gravity with HI 21cm Intensity Mapping Surveys
Yanling Song, Yu Sang, Linfeng Xiao +1
Modified gravity theories offer a well-motivated extension of General Relativity and provide a possible explanation for the late-time accelerated expansion of the Universe. Among t…
astro-ph.GA2025
Unveiling the distribution and redshift dependence of host galaxy dispersion measures using localized fast radio bursts
Yu Sang, Hai-Nan Lin
Fast Radio Bursts (FRBs) are enigmatic radio pulses whose origins are poorly understood. The dispersion measure of host galaxy () provides critical insights into t…
astro-ph.HE2024
Quantifying the memory and dynamical stability of magnetar bursts
Yu Sang, Hai-Nan Lin
The time series of energy and waiting time of magnetar bursts carry important information about the source activity. In this paper, we investigate the memory and dynamical stabilit…