74 citations · 157 across the 18 of their papers we have counts for
18 papers
Gaia DR3 Limits on Stellar Engine Technosignatures in Nearby Stars
Bo-Lun Huang, Zhen-Zhao Tao, Tong-Jie Zhang +1
An operating stellar engine that transfers momentum to its host star could produce an approximately persistent transverse acceleration during the Gaia Data Release 3 (DR3) observin…
Discovery of a millisecond pulsar with a CO white dwarf companion
Jie Zhang, Zerui Wang, Lei Zhang +13
We report the discovery and characterization of PSR J1810-0623, a fully recycled millisecond pulsar with a spin period of 4.55 ms, discovered with the Five-hundred-meter Aperture S…
Constraints on Baryon Density from the Effective Optical Depth of High-Redshift Quasars
Wen-Fei Liu, Yuan-Bo Xie, Zhi-E Liu +4
We present constraints on the baryonic matter density parameter, , within the framework of the CDM model. Our analysis utilizes observational data on the effective optical…
Probing the time variation of fine structure constant using galaxy clusters and quintessence model
Zhi-E Liu, Wen-Fei Liu, Tong-Jie Zhang +2
We explore a possible time variation of the fine structure constant () using the Sunyaev-Zel'dovich effect measurements of galaxy clusters along with their X-r…
Lorentz-breaking Theory and Tunneling Radiation Correction to Vaidya-Banner de Sitter Black Hole
Bei Sha, Zhi-E Liu
In Vaidya-Bonner de Sitter Black hole space-time, the tunneling radiation characteristics of fermions and bosons are corrected by taking Lorentz symmetry breaking theory into accou…
An Improvement for Quantum Tunneling Radiation of Fermions in a Stationary Kerr-Newman Black Hole Spacetime
Jie Zhang, Menquan Liu, Zhie Liu +1
By introducing a specific etheric-like vector in the Dirac equation with Lorentz Invariance Violation (LIV) in the curved spacetime, an improved method for quantum tunneling radiat…
Influence of Lorentz Invariation Violation on Arbitrarily Spin Fermions Tunneling Radiation in the Vaidya-Bonner Spacetime
Jie Zhang, Zhie Liu, Bei Sha +3
In the spacetime of non-stationary spherical symmetry Vaidya-Bonner black hole, an accurate modification of Hawking tunneling radiation for fermions with arbitrarily spin is resear…
Accurate correction of arbitrary spin fermions quantum tunneling from non-stationary Kerr-de Sitter black hole based on corrected Lorentz dispersion relation
Bei Sha, Zhi-E Liu, Yu-Zhen Liu +3
According to a corrected dispersion relation proposed in the study on string theory and quantum gravity theory, Rarita-Schwinger equation has been precisely modified, which results…
Lorentz symmetry violation and the tunneling radiation of fermions with spin for Kerr Anti-de-Sitter black hole
Zhi-E Liu, Xia Tan, Yu-Zhen Liu +3
We studied the correction of the quantum tunneling radiation of fermions with spin in Kerr Anti-de-Sitter black hole. First, the dynamic equation of spin fermions was c…
The Accurate Modification of Tunneling Radiation of Fermions with Arbitrary Spin in Kerr-de Sitter Black Hole Space-time
Bei Sha, Zhi-E Liu, Xia Tan +2
The quantum tunneling radiation of fermions with arbitrary spin at the event horizon of Kerr-de Sitter black hole is accurately modified by using the dispersion relation proposed i…
The constraint ability of Hubble parameter by gravitational wave standard sirens on cosmological parameters
Tong-Jie Zhang, Yang Liu, Zhi-E Liu +3
In this paper, we present the application of a new method measuring Hubble parameter by using the anisotropy of luminosity distance() of the gravitational wave(GW) st…
Asteroseismic analysis of two alpha-enhanced stars KIC 7976303 and KIC 8694723
Z. S. Ge, S. L. Bi, T. D. Li +5
We intent to use stellar models with and without alpha-enhancement, as well as asteroseismic analysis, to study two alpha-enhanced stars, KIC 7976303 and KIC 8694723. For the alpha…
Direct reconstruction of dynamical dark energy from observational Hubble parameter data
Zhi-E Liu, Hao-Ran Yu, Tong-Jie Zhang +1
Reconstructing the evolution history of the dark energy equation of state parameter directly from observational data is highly valuable in cosmology, since it contains subst…
Reconstructing equation of state of dark energy with principal component analysis
Zhi-E Liu, Hao-Feng Qin, Jie Zhang +2
We represent a nonparametric method to reconstruct the equation of state for dark energy directly from observational Hubble parameter data. We use principal component analysis (PCA…
Precise determination of fundamental parameters of six exoplanet host stars and their planets
K. Liu, S. L. Bi, T. D. Li +3
The aim of this paper is to determinate the fundamental parameters of six exoplanet host (EH) stars and their planets. While techniques for detecting exoplanets yield properties of…
Exploring the sources of p-mode frequency shifts in the CoRoT target HD 49933
Zhie Liu, Shaolan Bi, Wuming Yang +5
The oscillations of the solar-like star HD 49933 have been observed thoroughly by CoRot. Two dozens of frequency shifts, which are closely related with the change in magnetic activ…
Asteroseismic analysis of the CoRoT target HD49933
Zhie Liu, Wuming Yang, Shaolan Bi +9
The frequency ratios and of HD 49933 exhibit an increase at high frequencies. This behavior also exists in the ratios of other stars, which is considered to result from the low sig…
The effects of rotation on the main-sequence turnoff of intermediate-age massive star clusters
Wuming Yang, Shaolan Bi, Xiangcun Meng +1
The double or extended main-sequence turnoffs (MSTOs) in the color-magnitude diagram (CMD) of intermediate-age massive star clusters in the Large Magellanic Cloud are generally int…