317 citations · 2.8k across the 92 of their papers we have counts for
26 papers · 1 filter
Fast Radio Burst Cosmology: Hubble Tension and Dark Energy
Fayin Wang, Xuandong Jia, Daohong Gao +1
Fast radio bursts (FRBs) are luminous, millisecond-duration extragalactic radio transients that have emerged as a powerful, complementary cosmological probe for investigating the l…
A Review on Resolving the Hubble Tension via Late-Universe Physics
Xuan-Dong Jia, Xin-Yi Dai, Yu-Peng Yang +1
The CDM cosmological model has been successful in explaining many astronomical observations. However, recent observations increasingly point to deviations from the standard C…
Redshift evolution of the Hubble constant: Constraints and new insights from an interacting dark energy model
Xinyi Dai, Yupeng Yang, Yicheng Wang +3
We develop a modified interacting dark energy (IDE) model to study the redshift evolution of the Hubble constant (), in light of the Hubble tension. In this framework, the ene…
Probing cosmic anisotropy from galaxy clusters via the dipole fitting method
Jianping Hu, Chao Geng, Xuandong Jia +3
The cosmological principle, as the cornerstone of the standard cosmological model, requires that the universe be homogeneous and isotropic on large scales. As a fundamental assumpt…
Testing cosmic anisotropy with Pade approximation and Pantheon+ sample
Jianping Hu, Jian Hu, Xuandong Jia +2
Cosmography can be used to constrain the kinematics of universe in a model-independent way. In this work, we attempted to combine the Pad approximations with the lat…
Hubble Tension: The Evidence of New Physics
Jian-Ping Hu, Fa-Yin Wang
The CDM model provides a good fit to most astronomical observations but harbors large areas of phenomenology and ignorance. With the improvements in the precision and number of…
Revealing the late-time transition of : relieve the Hubble crisis
Jian-Ping Hu, F. Y. Wang
The discrepancy between the value of the Hubble constant measured from the local distance ladder and from the cosmic microwave background is the most serious challenge to the…
An 8\% Determination of the Hubble Constant from localized Fast Radio Bursts
Q. Wu, G. Q. Zhang, F. Y. Wang
The CDM model successfully explains the majority of cosmological observations. However, the CDM model is challenged by Hubble tension, a remarkable difference of Hubble const…
Intergalactic medium dispersion measures of fast radio bursts estimated from IllustrisTNG simulation and their cosmological applications
Z. J. Zhang, K. Yan, C. M. Li +2
Fast radio bursts (FRBs) are millisecond-duration radio transients and can be used as a cosmological probe. However, the dispersion measure (DM) contributed by intergalactic medium…
Testing cosmic anisotropy with Pantheon sample and quasars at high redshifts
J. P. Hu, Y. Y. Wang, F. Y. Wang
In this paper, we investigate the cosmic anisotropy from the SN-Q sample, consisting of the Pantheon sample and quasars, by employing the hemisphere comparison (HC) method and the…
Testing the Distance-Duality Relation in the Universe
J. Hu, F. Y. Wang
In this paper, we test the cosmic distance duality (CDD) relation using the luminosity distances from joint light-curve analysis (JLA) type Ia supernovae (SNe Ia) sample and angula…
Probing the isotropy of cosmic acceleration using different supernova samples
Z. Q. Sun, F. Y. Wang
Recent studies have indicated that an anisotropic cosmic expansion may exist. In this paper, we use three datasets of type Ia supernovae (SNe Ia) to probe the isotropy of cosmic ac…
Lensing of Fast Radio Bursts by Binaries to Probe Compact Dark Matter
Y. K. Wang, F. Y. Wang
The possibility that a fraction of the dark matter is comprised of massive compact halo objects (MACHOs) remains unclear, especially in the 20-100 window. MACHOs could…
Testing the isotropy of the Universe with type Ia supernovae in a model-independent way
Y. Y. Wang, F. Y. Wang
In this paper, we study an anisotropic universe model with Bianchi-I metric using Joint Light-curve Analysis (JLA) sample of type Ia supernovae (SNe Ia). Because light-curve parame…
Hubble Parameter and Baryon Acoustic Oscillation Measurement Constraints on the Hubble Constant, the Deviation from the Spatially-Flat cdm Model, The Deceleration-Acceleration Transition Redshift, and Spatial Curvature
Hai Yu, Bharat Ratra, Fa-Yin Wang
We compile a complete collection of reliable Hubble parameter data to redshift and use them with the Gaussian Process method to determine continuous fun…
Investigating the effect of cosmic opacity on standard candles
J. Hu, H. Yu, F. Y. Wang
Standard candles can probe the evolution of dark energy in a large redshift range. But the cosmic opacity can degrade the quality of standard candles. In this paper, we use the lat…
Constraining warm dark matter mass with cosmic reionization and gravitational wave
W. W. Tan, F. Y. Wang, K. S. Cheng
We constrain the warm dark matter (WDM) particle mass with the observations of cosmic reionization and CMB optical depth. We suggest that the GWs from stellar mass black holes (BHs…
New Model-independent Method to Test the Curvature of the Universe
H. Yu, F. Y. Wang
We propose a new model-independent method to test the cosmic curvature by comparing the proper distance and transverse comoving distance. Using the measurements of Hubble parameter…
Cosmological test using strong gravitational lensing systems
C. C. Yuan, F. Y. Wang
As one of the probes of universe, strong gravitational lensing systems allow us to compare different cosmological models and constrain vital cosmological parameters. This purpose c…
Probing the anisotropic expansion from supernovae and GRBs in a model-independent way
J. S. Wang, F. Y. Wang
In this paper, we study the anisotropic expansion of the universe using type Ia supernovae Union 2.1 sample and 116 long gamma-ray bursts. The luminosity distance is expanded with…
Cosmological model of the interaction between dark matter and dark energy
J. S. Wang, F. Y. Wang
In this paper, we test the dark matter-dark energy interacting cosmological model with a dynamic equation of state , using type Ia supernovae (SNe Ia)…
Estimating the uncorrelated dark energy evolution in the Planck era
F. Y. Wang, Z. G. Dai
The equation of state (EOS), , is the most important parameter of dark energy. We reconstruct the evolution of this EOS in a model-independent way using the latest cosmic mic…
Testing the local-void alternative to dark energy using galaxy pairs
F. Y. Wang, Z. G. Dai
The possibility that we live in a special place in the universe, close to the center of a large, radially inhomogeneous void, has attracted attention recently as an alternative to…
Weak gravitational lensing effects on cosmological parameters and dark energy from gamma-ray bursts
F. Y. Wang, Z. G. Dai
Gamma-ray bursts (GRBs) are attractive objects for constraining the nature of dark energy in a way complementary to other cosmological probes, especially at high redshifts. However…