50 citations · 804 across the 44 of their papers we have counts for
30 papers · 1 filter
Model-independent way to determine the Hubble constant and the curvature from phase shift of gravitational waves with DECIGO
Tonghua Liu, Shuo Cao, Marek Biesiada +2
In this Letter, we propose a model-independent method to determine the Hubble constant and curvature simultaneously taking advantage of the possibilities of future space-borne grav…
Multiple measurements on the cosmic curvature using Gaussian process regression without calibration and a cosmological model
Xiaolong Gong, Yifei Xu, Tonghua Liu +4
In this letter, we propose an improved cosmological model-independent method to measure cosmic curvature, combining the recent measurements of transverse and line-of-sight directio…
Simultaneous measurements on cosmic curvature and opacity using latest HII regions and observations
Ying Yang, Tonghua Liu, Jiayuan Huang +3
The different spatial curvatures of the universe affect the measurement of cosmological distances, which may also contribute to explaining the observed dimming of type Ia supernova…
Distinguishing CDM from evolving dark energy with the future gravitational-wave space-borne detector DECIGO
Yuting Liu, Shuo Cao, Xiaogang Zheng +3
The two point diagnostics was proposed as a litmus test of CDM model and measurements of cosmic expansion rate have been extensively used to perform this…
Measurements of the Hubble constant from combinations of supernovae and radio quasars
Tonghua Liu, Xiyan Yang, Zisheng Zhang +2
In this letter, we propose an improved cosmological model independent method of determining the value of the Hubble constant . The method uses unanchored luminosity distances…
What are recent observations telling us in light of improved tests of distance duality relation?
Liu Tonghua, Cao Shuo, Ma Shuai +3
As an exact result required by the Etherington reciprocity theorem, the cosmic distance duality relation (CDDR), plays an essential part in modern…
Direct tests of General Relativity under screening effect with galaxy-scale strong lensing systems
Yujie Lian, Shuo Cao, Tonghua Liu +2
Observations of galaxy-scale strong gravitational lensing (SGL) systems have enabled unique tests of nonlinear departures from general relativity (GR) on the galactic and supergala…
Revising the Hubble constant, spatial curvature and dark energy dynamics with the latest observations of quasars
Tonghua Liu, Shuo Cao, Xiaolei Li +4
In this paper, we use a newly compiled sample of ultra-compact structure in radio quasars and strong gravitational lensing systems with quasars acting as background sources to cons…
Revisiting Chaplygin gas cosmologies with the recent observations of high-redshfit quasars
Jie Zheng, Shuo Cao, Yujie Lian +3
In this paper, we use the latest observations of quasars covering the redshift range of to investigate a series of Chaplygin gas models as candidates for unified dark…
Multiple measurements of gravitational waves acting as standard probes: model-independent constraints on the cosmic curvature with DECIGO
Yilong Zhang, Shuo Cao, Xiaolin Liu +3
Although the spatial curvature has been precisely determined via the cosmic microwave background (CMB) observation by Planck satellite, it still suffers from the well-known cosmic…
Revisiting the Hubble constant, spatial curvature and cosmography with time-delay and cosmic chronometer observations
Tonghua Liu, Shuo Cao, Sixuan Zhang +2
In this paper, we go further and propose a cosmological model-independent approach to simultaneously determine the Hubble constant and cosmic curvature with strong lensing time-del…
DECi-hertz Interferometer Gravitational-wave Observatory: Forecast constraints on the cosmic curvature with LSST strong lenses
Shuo Cao, Tonghua Liu, Marek Biesiada +3
In this paper, we aim at using the DECi-hertz Interferometer Gravitational-wave Observatory (DECIGO), a future Japanese space gravitational-wave antenna sensitive to frequency rang…
Revisiting the cosmic distance duality relation with machine learning reconstruction methods: the combination of HII galaxies and ultra-compact radio quasars
Tonghua Liu, Shuo Cao, Sixuan Zhang +3
In this paper, we carry out an assessment of cosmic distance duality relation (CDDR) based on the latest observations of HII galaxies acting as standard candles and ultra-compact s…
Consistency testing for invariance of the speed of light at different redshifts: the newest results from strong lensing and type Ia supernovae observations
Tonghua Liu, Shuo Cao, Marek Biesiada +3
The invariance of the speed of light in the distant universe has profound significance for fundamental physics. In this paper, we propose a new model-independent method to test the…
Multiple measurements of quasars acting as standard probes: model independent calibration and exploring the Dark Energy Equation of States
Xiaogang Zheng, Shuo Cao, Marek Biesiada +3
Recently, two classes of quasar samples were identified, which are promising as new cosmological probes extending to higher redshifts. The first sample uses the nonlinear relation…
Testing f(R) gravity with the simulated data of gravitational waves from the Einstein Telescope
Yu Pan, Yuan He, JingZhao Qi +4
In this paper we analyze the implications of gravitational waves (GWs) as standard sirens on the modified gravity models by using the third-generation gravitational wave detector,…
Model-independent constraints on cosmic curvature: implication from the future gravitational wave observation DECIGO
Xiaogang Zheng, Shuo Cao, Yuting Liu +5
A model-independent test of the cosmic curvature parameter is very important in cosmology. In order to estimate cosmic curvature from cosmological probes like standard candle…
Measuring the viscosity of dark matter with strongly lensed gravitational waves
Shuo Cao, Jingzhao Qi, Marek Biesiada +3
Based on the strongly lensed gravitational waves (GWs) from compact binary coalescence, we propose a new strategy to examine the fluid shear viscosity of dark matter (DM) in the gr…
Gravitational-wave constraints on the cosmic opacity at : forecast from space gravitational-wave antenna DECIGO
Shuaibo Geng, Shuo Cao, Tonghua Liu +4
Since gravitational waves (GWs) propagate freely through a perfect fluid, coalescing compact binary systems as standard sirens allow to measure the luminosity distance directly and…
A model-independent constraint on the Hubble constant with gravitational waves from the Einstein Telescope
Sixuan Zhang, Shuo Cao, Jia Zhang +4
In this paper, we investigate the expected constraints on the Hubble constant from the gravitational-wave standard sirens, in a cosmological-model-independent way. In the framework…
Model-independent constraints on cosmic curvature: implication from updated Hubble diagram of high-redshift standard candles
Yuting Liu, Shuo Cao, Tonghua Liu +4
The cosmic curvature () is a fundamental parameter for cosmology. In this paper, we propose an improved model-independent method to constrain the cosmic curvature, which is ge…
Testing the cosmic opacity at higher redshifts: implication from quasars with available UV and X-ray observations
Tonghua Liu, Shuo Cao, Marek Biesiada +3
In this paper, we present a cosmological model-independent test for the cosmic opacity at high redshifts (). We achieve this with the opacity-dependent luminosity distances…
Testing the cosmic curvature at high redshifts: the combination of LSST strong lensing systems and quasars as new standard candles
Tonghua Liu, Shuo Cao, Jia Zhang +3
The cosmic curvature, a fundamental parameter for cosmology could hold deep clues to inflation and cosmic origins. We propose an improved model-independent method to constrain the…
Model-independent constraints on Lorentz invariance violation: implication from updated Gamma-ray burst observations
Yu Pan, Jingzhao Qi, Shuo Cao +5
Astrophysical observations provide a unique opportunity to test possible signatures of Lorentz Invariance Violation (LIV), due to the high energies and long distances involved. In…