activity
20172026
most citedSynchrotron Radiation Dominates the Extremely Bright GRB 221009A

43 citations · 283 across the 32 of their papers we have counts for

collaborators

32 papers

astro-ph.HE2026

Discovery of Short-Term γ-Ray Pulsed Radiation Variations Following a Glitch in PSR J0205+6449

Wen-Tao Ye, Ming-Yu Ge, Shi-Jie Zheng +7

Rotation-powered pulsars exhibit stable emission characteristics most of the time. However, their radiative state can vary with the sudden changes of rotational state such as glitc…

astro-ph.HE2026

Timing and Spectral Studies of PSR J2022+3842 with NICER and NuSTAR

Jia-Ning Hu, Xiang-Hua Li, Xian-Ao Wang +6

We report on the long-term timing analysis of PSR J2022+3842 using observations from the Neutron Star Interior Composition Explorer (NICER), along with spectral properties derived…

astro-ph.HE2026

GECAM discovery of a peculiar magnetar X-ray burst (MXB 221120) from SGR J1935+2154 associated with a fast radio burst

Wen-Jun Tan, Yue Wang, Chen-Wei Wang +50

Fast radio bursts (FRBs) are enigmatic cosmic transients of millisecond duration observed in the radio band. The identification of FRB-associated magnetar X-ray bursts (MXBs) from…

astro-ph.HE2025

Constraining the Nanohertz Gravitational Wave Background with an X-ray Pulsar Timing Array from NICER observations

Tian-Yong Cao, Shi-jie Zheng, Shu-Xu Yi +5

We present constraints on the nanohertz gravitational wave background (GWB) using X-ray pulsar timing data from the Neutron Star Interior Composition Explorer(\textit{NICER}). By a…

astro-ph.HE2025

PSR J1838-0655: X-Ray Observations with NICER and NuSTAR

Xian-Ao Wang, Han-Long Peng, Jin-Tao Zheng +5

We report on the timing and spectral properties of PSR J1838-0655 using joint observations from the Neutron Star Interior Composition Explorer (NICER) and the Nuclear Spectroscopic…

astro-ph.HE2023

Observation of GRB 221009A early afterglow in X/-ray energy band

Chao Zheng, Yan-Qiu Zhang, Shao-Lin Xiong +45

The early afterglow of a Gamma-ray burst (GRB) can provide critical information on the jet and progenitor of the GRB. The extreme brightness of GRB 221009A allows us to probe its e…

astro-ph.IM2023

Calibration of the Timing Performance of GECAM-C

Shuo Xiao, Ya-Qing Liu, Ke Gong +35

As a new member of the Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) after GECAM-A and GECAM-B, GECAM-C (originally called HEBS), which was lau…

astro-ph.HE2023

Individual and Averaged Power Density Spectra of X-ray bursts from SGR J1935+2154: Quasiperiodic Oscillation Search and Slopes

Shuo Xiao, Xiao-Bo Li, Wang-Chen Xue +29

The study of quasi-periodic oscillations (QPOs) and power density spectra (PDS) continuum properties can help shed light on the still illusive emission physics of magnetars and as…

astro-ph.HE2023

The Minimum Variation Timescales of X-ray bursts from SGR J1935+2154

Shuo Xiao, Jiao-Jiao Yang, Xi-Hong Luo +34

The minimum variation timescale (MVT) of soft gamma-ray repeaters can be an important probe to estimate the emission region in pulsar-like models, as well as the Lorentz factor and…

astro-ph.HE2023

A spectral-timing study of the inner flow geometry in MAXI J1535--571 with -HXMT and NICER

Wei Yu, Qing-Cui Bu, He-Xin Liu +48

We have performed a spectral-timing analysis on the black hole X-ray binary MAXI J1535--571 during its 2017 outburst, with the aim of exploring the evolution of the inner accretion…

astro-ph.HE2023★ 43 cited

Synchrotron Radiation Dominates the Extremely Bright GRB 221009A

Jun Yang, Xiao-Hong Zhao, Zhenyu Yan +30

The brightest Gamma-ray burst, GRB 221009A, has spurred numerous theoretical investigations, with particular attention paid to the origins of ultra-high energy TeV photons during t…

astro-ph.IM2023★ 7 cited

Pulsar and Magnetar Navigation with Fermi/GBM and GECAM

Xi-Hong Luo, Shuo Xiao, Shi-Jie Zheng +29

The determination of the absolute and relative position of a spacecraft is critical for its operation, observations, data analysis, scientific studies, as well as deep space explor…

astro-ph.HE2023★ 17 cited

Discovery of the linear energy-dependence of the spectral lag of X-ray bursts from SGR J1935+2154

Shuo Xiao, You-Li Tuo, Shuang-Nan Zhang +31

Spectral lag of the low-energy photons with respect to the high-energy ones is a common astrophysical phenomenon (such as Gamma-ray bursts and the Crab pulsar) and may serve as a k…

astro-ph.HE2023★ 33 cited

Insight-HXMT and GECAM-C observations of the brightest-of-all-time GRB 221009A

Zheng-Hua An, S. Antier, Xing-Zi Bi +174

GRB 221009A is the brightest gamma-ray burst ever detected since the discovery of this kind of energetic explosions. However, an accurate measurement of the prompt emission propert…

astro-ph.IM2023★ 4 cited

Cross calibration of gamma-ray detectors (GRD) of GECAM-C

Yan-Qiu Zhang, Shao-Lin Xiong, Rui Qiao +42

The gamma-ray detectors (GRDs) of GECAM-C onborad SATech-01 satellite is designed to monitor gamma-ray transients all over the sky from 6 keV to 6 MeV. The energy response matrix i…

astro-ph.HE2023★ 10 cited

Burst search method based on likelihood ratio in Poisson Statistics

Ce Cai, Shao-Lin Xiong, Wang-Chen Xue +18

Searching for X-ray and gamma-ray bursts, including Gamma-ray bursts (GRBs), Soft Gamma-ray Repeaters (SGRs) and high energy transients associated with Gravitational wave (GW) even…

astro-ph.IM2022★ 20 cited

GECAM Localization of High Energy Transients and the Systematic Error

Yi Zhao, Wang-Chen Xue, Shao-Lin Xiong +63

Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is a pair of microsatellites (i.e. GECAM-A and GECAM-B) dedicated to monitoring gamma-ray transie…

astro-ph.HE2022★ 26 cited

Revisit the periodicity of SGR J1935+2154 bursts with updated sample

Sheng-Lun Xie, Ce Cai, Shao-Lin Xiong +30

Since FRB 200428 has been found to be associated with an X-ray burst from the Galactic magnetar SGR J1935+2154, it is interesting to explore whether the magnetar bursts also follow…

astro-ph.HE2022★ 3 cited

A Study on the X-Ray Pulse Profile and Spectrum of the Crab Pulsar Using NICER and Insight-HXMT's Observations

Lin-Li Yan, You-Li Tuo, Ming-Yu Ge +3

We analyze the energy dependence of the X-ray pulse profile and the phase-resolved spectra (PRS) of the Crab pulsar using observations from the Neutron star Interior Composition Ex…

astro-ph.HE2022★ 22 cited

The First Insight-HXMT Gamma-Ray Burst Catalog: The First Four Years

Xin-Ying Song, Shao-Lin Xiong, Shuang-Nan Zhang +40

The Hard X-ray Modulation Telescope (Insight-HXMT), is China's first X-ray astronomy satellite launched on June 15, 2017. The anti-coincidence CsI detectors of the High Energy X-ra…

astro-ph.HE2022★ 11 cited

Gamma-Ray Polarimetry of the Crab Pulsar Observed by POLAR

Han-Cheng Li, Nicolas Produit, Shuang-Nan Zhang +15

The X/ ray polarimetry of the Crab pulsar/nebula is believed to hold crucial information on their emission models. In the past, several missions have shown evidence of polarized…

astro-ph.IM2021★ 6 cited

The In-Flight Realtime Trigger and Localization Software of GECAM

Xiao-Yun Zhao, Shao-Lin Xiong, Xiang-Yang Wen +86

Realtime trigger and localization of bursts are the key functions of GECAM, which is an all-sky gamma-ray monitor launched in Dec 10, 2020. We developed a multifunctional trigger a…

astro-ph.HE2021★ 12 cited

GECAM detection of a bright type-I X-ray burst from 4U 0614+09: confirmation its spin frequency at 413 Hz

Y. P. Chen, J. Li, S. L. Xiong +87

One month after launching Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM), a bright thermonuclear X-ray burst from 4U~0614+09, was observed on Ja…

astro-ph.HE2021

Polarization measurements of the Crab Pulsar with POLAR

Hancheng Li, POLAR Collaboration

POLAR is a dedicated Gamma-Ray Burst polarimeter making use of Compton-scattering which took data from the second Chinese spacelab, the Tiangong-2 from September 2016 to April 2017…