3 papers
astro-ph.CO2025
Extended mass distribution of PBHs during QCD phase transition: SGWB and mini-EMRIs
Nilanjandev Bhaumik, Huai-Ke Guo, Si-Jiang Liu
Primordial black holes (PBHs) are one of the most important tracers of cosmic history. In this work, we investigate the formation of PBHs around the time of the QCD phase transitio…
gr-qc2025
Methods for Detecting Gravitational Waves from mini-Extreme-Mass-Ratio Inspirals II: A Spectral-Leakage-Aware Framework
Zi-Xuan Wang, Xing-Yu Chen, Ju Chen +3
Mini-Extreme-Mass-Ratio Inspirals (mini-EMRIs), comprising a sub-solar exotic compact object (such as a primordial black hole or boson star) orbiting a much heavier stellar-origin…
gr-qc2025
Methods for Detecting Gravitational Waves from mini-Extreme-Mass-Ratio Inspirals I: Statistics Based on Time-Frequency Signal Tracks
Zi-Xuan Wang, Gong Cheng, Ju Chen +2
Mini-extreme-mass-ratio inspirals (mini-EMRIs), composed of a stellar-mass compact object and a much lighter companion, are promising sources of continuous gravitational waves in t…