activity
20192026
most citedTesting Lorentz Invariance of Gravity in the Standard Model Extension with GWTC-3

29 citations · 67 across the 18 of their papers we have counts for

collaborators

19 papers

astro-ph.HE2026

Exploring Hierarchical Merger Scenarios for GW241011 and GW241110

Lei He, Liang-Gui Zhu, Zheng-Yan Liu +4

GW241011 and GW241110 are asymmetric binary black hole mergers with rapidly spinning primaries, unequal component masses, and nonzero spin--orbit tilts, making them natural candida…

astro-ph.CO2026

Gravitational-wave standard sirens and application in cosmology

Wen Zhao, Liang-Gui Zhu, Youjun Lu

The discovery of the gravitational-wave event GW170817 from a binary neutron star merger, together with its multi-wavelength electromagnetic counterparts, marks the beginning of th…

gr-qc2026

Tests of general relativity at the fourth post-Newtonian order with GW230627 and GW250114

Xi-Min Liang, Yuan-Zhu Wang, Tao Zhu +2

Gravitational wave (GW) observations provide an unprecedented laboratory for testing general relativity (GR) in the strong-field, highly dynamic, and relativistic regimes. Within t…

astro-ph.HE2026

Electromagnetic Follow-up of the Sub-Solar Mass Gravitational Wave Candidate S251112cm: Kilonova Constraints and a Coincident IIb Supernova

Xander J. Hall, Tomas Ahumada, Julius Gassert +25

On November 12th, 2025 the LIGO--Virgo--KAGRA (LVK) collaboration reported gravitational waves (GWs) from a compact object merger candidate (S251112cm) with at least one sub-solar…

astro-ph.HE2026★ 4 cited

Constraining the Fraction of LIGO/Virgo/KAGRA Binary Black Hole Merger Events Associated with Active Galactic Nucleus Flares

Liang-Gui Zhu, Lei He, Xian Chen +1

The formation channels of binary black hole (BBH) mergers detected by the LIGO/Virgo/KAGRA (LVK) network remain uncertain. While BBH mergers occurring inside active galactic nucleu…

astro-ph.HE2026★ 1 cited

Illuminating the Mass Gap Through Deep Optical Constraint on a Neutron Star Merger Candidate S250206dm

Zhengyan Liu, Zelin Xu, Ji-an Jiang +35

The gravitational wave (GW) event S250206dm, as the first well-localized neutron star merger candidate potentially located in the mass gap, presented a unique opportunity to probe…

gr-qc2026

pespace: A new tool of GPU-accelerated and auto-differentiable response generation and likelihood evaluation for space-borne gravitational wave detectors

Rui Niu, Chang Feng, Wen Zhao

Space-borne gravitational wave detectors will expand the scope of gravitational wave astronomy to the milli-Hertz band in the near future. The development of data analysis software…

astro-ph.HE2025

Searching for Electromagnetic Counterpart Candidates to GW231123

Lei He, Liang-Gui Zhu, Zheng-Yan Liu +14

The detection of GW231123, a gravitational-wave (GW) event with exceptionally massive and rapidly spinning black holes, suggests the possible formation within an active galactic nu…

gr-qc2025★ 7 cited

Modified gravitational wave propagations in linearized gravity with Lorentz and diffeomorphism violations and their gravitational wave constraints

Qiang Wang, Jian-Ming Yan, Tao Zhu +1

The standard model extension (SME) is an effective field theory framework that can be used to study the possible violations of Lorentz symmetry and diffeomorphism invariance in the…

gr-qc2024★ 4 cited

Schwarzschild Lensing From Geodesic Deviation

Zhao Li, Xiao Guo, Tan Liu +2

We revisit the gravitational lensing of light or gravitational waves by Schwarzschild black hole in geometric optics. Instead of a single massless particle, we investigate the coll…

gr-qc2024★ 5 cited

Forecast Analysis of Astrophysical Stochastic Gravitational Wave Background beyond general relativity: A Case Study on Brans-Dicke Gravity

Ran Chen, Zhao Li, Yin-Jie Li +4

Scalar-tensor gravity, exemplified by Brans-Dicke (BD) gravity, introduces additional scalar polarization modes that contribute scalar radiation alongside tensor modes. We conduct…

gr-qc2024★ 2 cited

Extracting overlapping gravitational-wave signals of galactic compact binaries: a mini review

Rui Niu, Wen Zhao

Gravitational wave (GW) observations have provided a novel tool to explore the universe. In the near future, space-borne detectors will further open the window of low-frequency GW…

gr-qc2024★ 3 cited

Constraining the modified friction in gravitational wave propagation with precessing black hole binaries

Chunbo Lin, Tao Zhu, Rui Niu +1

A broad class of modified gravities can result in a modified friction effect in the propagation of gravitational waves (GWs). This effect changes the amplitude-damping rate of GWs…

gr-qc2024

Power spectra and circular polarization of primordial gravitational waves with parity and Lorentz violations

Tian-Chen Li, Tao Zhu, Wen Zhao +1

The violations of parity and Lorentz symmetries in gravity can change the propagating properties of gravitational waves (GWs) in the cosmological background, which can arise from a…

gr-qc2024★ 1 cited

The Multi-parameter Test of Gravitational Wave Dispersion with Principal Component Analysis

Zhi-Chu Ma, Rui Niu, Wen Zhao

In this work, we consider a conventional test of gravitational wave (GW) propagation which is based on the phenomenological parameterized dispersion relation to describe potential…

gr-qc2023★ 2 cited

Multi-parameter Tests of General Relativity Using Bayesian Parameter Estimation with Principal Component Analysis for LISA

Rui Niu, Zhi-Chu Ma, Ji-Ming Chen +2

In the near future, space-borne gravitational wave (GW) detector LISA can open the window of low-frequency band of GW and provide new tools to test gravity theories. In this work,…

gr-qc2023★ 9 cited

Gravitational Radiation from Eccentric Binary Black Hole System in Dynamical Chern-Simons Gravity

Zhao Li, Jin Qiao, Tan Liu +4

Dynamical Chern-Simons (DCS) gravity, a typical parity-violating gravitational theory, modifies both the generation and propagation of gravitational waves from general relativity (…

gr-qc2022★ 29 cited

Testing Lorentz Invariance of Gravity in the Standard Model Extension with GWTC-3

Rui Niu, Tao Zhu, Wen Zhao

Successful detection of gravitational waves has presented a new avenue to explore the nature of gravity. With the cumulative catalog of detected events, we can perform tests on Gen…

gr-qc2019

Gravitational waves from the quasi-circular inspiral of compact binaries in Einstein-aether theory

Chao Zhang, Xiang Zhao, Anzhong Wang +5

We study gravitational waves emitted by a binary system of non-spinning bodies in a quasi-circular inspiral within the framework of Einstein-aether theory. In particular, we comput…