51 citations · 152 across the 19 of their papers we have counts for
19 papers
Synergy between CSST and future gravitational-wave detectors: Probing primordial black holes by cross-correlating dark sirens with galaxies
Ya-Nan Du, Ji-Yu Song, Jing-Fei Zhang +1
Gravitational-wave (GW) events and galaxies both trace the cosmic matter distribution, but the mergers of astrophysical black holes and primordial black holes (PBHs) are expected t…
Model-independent H0 from GWTC-4 standard sirens and TDCOSMO 2025 strong lensing time delays
En-Yu Xiong, Ji-Yu Song, Jing-Fei Zhang +1
The significant discrepancy between early- and late-Universe measurements of the Hubble constant, known as the Hubble tension, remains one of the most pressing open questions in co…
Multi-band cross-correlation dark sirens: enhancing cosmological parameter and gravitational-wave bias constraints
Ji-Yu Song, Ya-Nan Du, Yue-Yan Dong +2
Multi-band gravitational-wave (GW) observation, combining space-borne and ground-based detectors across different frequency bands, can improve the sky localization of compact binar…
Robust parameter inference for Taiji via time-frequency contrastive learning and normalizing flows
Tian-Yang Sun, Bo Liang, Ji-Yu Song +6
Transient noise artifacts, commonly referred to as glitches, pose a major challenge to parameter inference for space-based gravitational-wave (GW) observations. We develop a glitch…
Cosmological prospects for multiband detection of intermediate-mass binary black holes with Taiji and ground-based detectors
Yue-Yan Dong, Ji-Yu Song, Jing-Fei Zhang +1
Intermediate-mass black holes (IMBHs) bridge the gap between stellar-mass and supermassive black holes, but remain challenging to detect electromagnetically. Gravitational-wave obs…
Bounding the number of spacetime dimensions from precessing black hole binaries with the third-generation gravitational-wave detectors
Xu-Jie Zhu, Ji-Yu Song, Tao Zhu +1
In the theories with extra dimensions, gravitational waves can leak into extra dimensions, resulting in a reduction in the amplitude of the observed gravitational waves. Such an ef…
Three-band dark-siren cosmology with intermediate mass black hole binaries: Synergy of Taiji, LGWA, and the Einstein Telescope
Ji-Yu Song, Yue-Yan Dong, Shang-Jie Jin +3
Gravitational-wave (GW) dark sirens provide an independent probe of the cosmic expansion history. Their cosmological constraining power, however, depends critically on precise lumi…
Two-Dimensional Pulsar Distance Inference from Nanohertz Gravitational Waves
Si-Ren Xiao, Ji-Yu Song, Yue Shao +3
Pulsar timing arrays (PTAs) are limited in localizing nanohertz continuous gravitational waves (CGWs) by uncertainties in pulsar distances. We introduce a method to infer pulsar di…
Gravitational wave standard sirens from GWTC-3 combined with DESI DR2 and DESY5: A late-universe probe of the Hubble constant and dark energy
Ji-Yu Song, Guo-Hong Du, Tian-Nuo Li +4
Recently, the combination of the Dark Energy Spectroscopic Instrument (DESI) Data Release 2 (DR2) baryon acoustic oscillation (BAO) data and the Planck cosmic microwave background…
Synergy between CSST and third-generation gravitational-wave detectors: Inferring cosmological parameters using cross-correlation of dark sirens and galaxies
Ya-Nan Du, Ji-Yu Song, Yichao Li +4
Gravitational-wave (GW) events are generally believed to originate in galaxies and can thus serve, like galaxies, as tracers of the universe's large-scale structure. In GW observat…
Gravitational wave standard sirens: A brief review of cosmological parameter estimation
Shang-Jie Jin, Ji-Yu Song, Tian-Yang Sun +5
Gravitational wave (GW) observations are expected to serve as a powerful and independent probe of the expansion history of the universe. By providing direct and calibration-free me…
Prospects for joint multiband detection of intermediate-mass black holes by LGWA and the Einstein Telescope
Yue-Yan Dong, Ji-Yu Song, Jing-Fei Zhang +1
Gravitational-wave (GW) detection offers a novel approach to exploring intermediate-mass black holes (IMBHs). The GW signals from IMBH mergers mainly fall in the decihertz frequenc…
Cosmic baryon census with fast radio bursts and gravitational waves
Ji-Guo Zhang, Ji-Yu Song, Wan-Peng Sun +3
The cosmic baryon density fraction () is intrinsically correlated with the Hubble constant () through the critical density of the Universe. In the context of the de…
Model-independent within FLRW: Joint constraints from GWTC-3 standard sirens and strong lensing time delays
Ji-Yu Song, Jing-Zhao Qi, Jing-Fei Zhang +1
We use 47 gravitational-wave (GW) standard sirens from the third Gravitational-Wave Transient Catalog to calibrate distances in the strong gravitational lensing (SGL) system RXJ113…
Nanohertz gravitational waves from a quasar-based supermassive black hole binary population model as dark sirens
Si-Ren Xiao, Yue Shao, Ling-Feng Wang +4
Recently, several pulsar timing array (PTA) projects have detected evidence of the existence of a stochastic gravitational wave background (SGWB) in the nanohertz frequency band, p…
Enhancing dark siren cosmology through multi-band gravitational wave synergetic observations
Yue-Yan Dong, Ji-Yu Song, Shang-Jie Jin +2
Multi-band gravitational-wave (GW) standard siren observations are poised to herald a new era in the study of cosmic evolution. These observations offer higher signal-to-noise rati…
Standard siren cosmology in the era of the 2.5-generation ground-based gravitational wave detectors: bright and dark sirens of LIGO Voyager and NEMO
Shang-Jie Jin, Rui-Qi Zhu, Ji-Yu Song +3
The 2.5-generation (2.5G) ground-based gravitational wave (GW) detectors LIGO Voyager and NEMO are expected to be operational in the late 2020s and early 2030s. In this work, we ex…
The Taiji-TianQin-LISA network: Precisely measuring the Hubble constant using both bright and dark sirens
Shang-Jie Jin, Ye-Zhu Zhang, Ji-Yu Song +2
In the coming decades, the space-based gravitational-wave (GW) detectors such as Taiji, TianQin, and LISA are expected to form a network capable of detecting millihertz GWs emitted…
Synergy between CSST galaxy survey and gravitational-wave observation: Inferring the Hubble constant from dark standard sirens
Ji-Yu Song, Ling-Feng Wang, Yichao Li +4
Gravitational waves (GWs) from compact binary coalescences encode the absolute luminosity distances of GW sources. Once the redshifts of GW sources are known, one can use the dista…