activity
20192026
most citedTesting the cosmic curvature at high redshifts: the combination of LSST strong lensing systems and quasars as new standard candles

50 citations · 447 across the 28 of their papers we have counts for

collaborators

28 papers

astro-ph.CO2026

Extragalactic test of General Relativity with time-delay gravitational lenses

Wuzheng Guo, Shuo Cao, Qiumin Wang +4

Strong gravitational lensing, a key prediction of General Relativity (GR), offers a unique environment for examining alternative modified gravity theories. In this Letter, we emplo…

astro-ph.HE2026

A Pilot Study of Mildly Recycled Pulsars: A Case Study of PSR J2338+4818

Yujie Chen, Yujie Lian, Yujie Wang +18

Mildly recycled pulsars are neutron stars partially spun up through relatively short mass-transfer phases, typically with massive carbon-oxygen (CO) or oxygen-neon-magnesium (ONeMg…

astro-ph.HE2026

From One to Two: A Second Binary Millisecond Pulsar in the Globular Cluster M92 (NGC 6341)

Dejiang Yin, Li-yun Zhang, Baoda Li +4

We report the discovery and phase connected-timing solution of a second millisecond binary pulsar, PSR J1717+4308B (M92B), in the globular cluster M92 (NGC 6341) using the Five-hun…

astro-ph.HE2026

The Stack Search Tests on FAST Data: Discovery of Six Faint Isolated Millisecond Pulsars in NGC 6517 and NGC 7078 (M15)

Yinfeng Dai, Xing-Jiang Zhu, Zhichen Pan +16

We report the discovery of six faint millisecond pulsars (MSPs) in the globular clusters NGC 6517 and NGC 7078 (M15) using the Five-hundred-meter Aperture Spherical radio Telescope…

astro-ph.HE2025★ 12 cited

The FAST Globular Cluster Pulsar Survey (GC FANS)

Yujie Lian, Zhichen Pan, Haiyan Zhang +24

By January 2025, 60 pulsars were discovered by the Five-hundred-meter Aperture Spherical radio Telescope globular cluster (GC) pulsar survey (GC FANS), with spin periods spanning 1…

astro-ph.HE2025

Searching for pulsars in Globular Clusters with the Fast Fold Algorithm and a new pulsar discovered in M13

Yaowei Li, Lin Wang, Lei Qian +15

We employed the Fast Folding Algorithm (FFA) on L-Band Globular Cluster (GC) observations taken with Five-hundred-meter Aperture Spherical radio Telescope (FAST) to search for new…

astro-ph.HE2025★ 3 cited

The FAST Discovery of a Millisecond Pulsar M15O (PSR J2129+1210O) Hidden in the Harmonics of M15A (PSR J2129+1210A)

Yinfeng Dai, Zhichen Pan, Lei Qian +6

We report the discovery of an isolated millisecond pulsar M15O (J2129+1210O) from the globular cluster M15 (NGC 7078) with a period of 11.06686 ms and a dispersion measure of…

astro-ph.HE2025

Thirty-five years of timing of M53A with Arecibo and FAST

Yujie Lian, P. C. C. Freire, Shuo Cao +6

PSR B1310+18A is a 33-ms binary pulsar in a 256-day, low eccentricity orbit with a low-mass companion located in NGC 5024 (M53). In this Letter, we present the first phase-coherent…

astro-ph.CO2024★ 25 cited

Newest measurements of Hubble constant from DESI 2024 BAO observations

Wuzheng Guo, Qiumin Wang, Shuo Cao +6

In this Letter, we use the latest results from the Dark Energy Spectroscopic Instrument (DESI) survey to measure the Hubble constant. Baryon acoustic oscillation (BAO) observations…

astro-ph.HE2024

Timing and Scintillation Studies of Pulsars in Globular Cluster M3 (NGC 5272) with FAST

Baoda Li, Li-yun Zhang, Jumei Yao +16

We present the phase-connected timing solutions of all the five pulsars in globular cluster (GC) M3 (NGC 5272), namely PSRs M3A to F (PSRs J1342+2822A to F), with the exception of…

astro-ph.HE2024★ 19 cited

FAST Discovery of Eight Isolated Millisecond Pulsars in NGC 6517

Dejiang Yin, Li-yun Zhang, Lei Qian +14

We present the discovery of 8 isolated millisecond pulsars in Globular Cluster (GC) NGC 6517 using the Five-Hundred-meter Aperture Spherical radio Telescope (FAST). The spin period…

astro-ph.HE2023

Evidence of Dark Contents in the Center of NGC 6517

Yi Xie, Dejiang Yin, Lichun Wang +3

Millisecond pulsars can serve as effective probes to investigate the presence of Intermediate-mass Black Holes (IMBHs) within Galactic globular clusters (GCs). Based on the standar…

astro-ph.HE2023★ 9 cited

Discovery and Timing analysis of new pulsars in globular cluster NGC 5024: new observations from FAST

Yujie Lian, Zhichen Pan, Haiyan Zhang +3

NGC 5024 (M53) is the most distant globular cluster (GC) with known pulsars. In this study, we report the discovery of a new binary millisecond pulsar PSR J1312+1810E (M53E) and pr…

astro-ph.CO2023★ 14 cited

Measuring the speed of light with updated Hubble diagram of high-redshift standard candles

Yuting Liu, Shuo Cao, Marek Biesiada +3

The possible time variation of the fundamental constants of nature has been an active subject of research in modern physics. In this paper, we propose a new method to investigate s…

astro-ph.CO2022★ 12 cited

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…

astro-ph.CO2022★ 22 cited

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…

astro-ph.CO2021★ 24 cited

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…

astro-ph.CO2021★ 17 cited

Constraints on the abundance of supermassive primordial black holes from lensing of compact radio sources

Huan Zhou, Yujie Lian, Zhengxiang Li +2

The possibility that primordial black holes (PBHs) form a part of dark matter has been considered over a wide mass range from the Planck mass () to the level of the…

astro-ph.CO2021★ 42 cited

Probing modified gravity theories with multiple measurements of high-redshift quasars

Yujie Lian, Shuo Cao, Marek Biesiada +3

In this paper, we quantify the ability of multiple measurements of high-redshift quasars (QSOs) to constrain several theories of modified gravity, including the Dvali-Gabadadze-Por…

astro-ph.GA2021★ 32 cited

The velocity dispersion function of early-type galaxies and its redshift evolution: the newest results from lens redshift test

Shuaibo Geng, Shuo Cao, Yuting Liu +3

The redshift distribution of galactic-scale lensing systems provides a laboratory to probe the velocity dispersion function (VDF) of early-type galaxies (ETGs) and measure the evol…

astro-ph.CO2020★ 21 cited

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…

astro-ph.CO2020★ 7 cited

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…

astro-ph.CO2020★ 44 cited

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…

astro-ph.CO2020★ 22 cited

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…