274 citations · 816 across the 40 of their papers we have counts for
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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…
A 50 s quasi-periodic oscillation in the early X-ray afterglow of GRB 220711B
H. Gao, W. -H. Lei, S. Xiao +19
It is generally believed that long duration gamma-ray bursts (GRBs) originate from the core collapse of rapidly spinning massive stars and at least some of them are powered by hype…
The GECAM Ground Search System for Gamma-ray Transients
Ce Cai, Yan-Qiu Zhang, Shao-Lin Xiong +35
In the era of time-domain, multi-messenger astronomy, the detection of transient events on the high-energy electromagnetic sky has become more important than ever. The Gravitationa…
A new subclass of gamma-ray burst originating from compact binary merger
Chen-Wei Wang, Wen-Jun Tan, Shao-Lin Xiong +15
Type I gamma-ray bursts (GRBs) are believed to originate from compact binary merger usually with duration less than 2 seconds for the main emission. However, recent observations of…
Relation between the keV-MeV and TeV emission of GRB 221009A and its implications
Yan-Qiu Zhang, Hao-Xiang Lin, Shao-Lin Xiong +13
Gamma-ray bursts (GRBs) are believed to launch relativistic jets, which generate prompt emission by internal processes, and produce long-lasting afterglows by driving external shoc…
Observation of spectral lines in the exceptional GRB 221009A
Yan-Qiu Zhang, Shao-Lin Xiong, Ji-Rong Mao +21
As the brightest gamma-ray burst ever observed, GRB 221009A provided a precious opportunity to explore spectral line features. In this paper, we performed a comprehensive spectrosc…
Memory in the Burst Occurrence of Repeating FRBs
Ping Wang, Li-Ming Song, Shao-Lin Xiong +10
Understanding the nature of repeating fast radio bursts (FRBs) is crucial to probe their underlying physics. In this work, we analyze the waiting time statistics between bursts of…
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…
Evidence of mini-jet emission in a large emission zone from a magnetically-dominated gamma-ray burst jet
S. -X. Yi, C. -W. Wang, X. -Y. Shao +42
The second brightest GRB in history, GRB230307A, provides an ideal laboratory to study the mechanism of GRB prompt emission thanks to its extraordinarily high photon statistics and…
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…
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…
Magnetar emergence in a peculiar gamma-ray burst from a compact star merger
H. Sun, C. -W. Wang, J. Yang +42
The central engine that powers gamma-ray bursts (GRBs), the most powerful explosions in the universe, is still not identified. Besides hyper-accreting black holes, rapidly spinning…
GECAM Observations of the Galactic Magnetar SGR J1935+2154 during the 2021 and 2022 Burst Active Episodes. I. Burst Catalog
Sheng-Lun Xie, Ce Cai, Yun-Wei Yu +34
Magnetar is a neutron star with an ultrahigh magnetic field ( G). The magnetar SGR J1935+2154 is not only one of the most active magnetars detected so far, bu…
The First GECAM Observation Results on Terrestrial Gamma-ray Flashes and Terrestrial Electron Beams
Y. Zhao, J. C. Liu, S. L. Xiong +59
Gravitational-wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is a space-borne instrument dedicated to monitoring high-energy transients, including Terrestrial…
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…
GRANDMA and HXMT Observations of GRB 221009A -- the Standard-Luminosity Afterglow of a Hyper-Luminous Gamma-Ray Burst
D. A. Kann, S. Agayeva, V. Aivazyan +113
GRB 221009A is the brightest Gamma-Ray Burst (GRB) detected in more than 50 years of study. In this paper, we present observations in the X-ray and optical domains after the GRB ob…
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…
GRB 221009A: An ordinary nearby GRB with extraordinary observational properties
Lin Lan, He Gao, An Li +16
The gamma-ray burst GRB 221009A, known as the ``brightest-of-all-time" (BOAT), is the closest energetic burst detected so far, with an energy of ergs.…
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…
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…
GRB minimum variability timescale with Insight-HXMT and Swift: implications for progenitor models, dissipation physics and GRB classifications
A. E. Camisasca, C. Guidorzi, L. Amati +18
The dissipation process of GRB prompt emission is still unknown. Study of temporal variability may provide a unique way to discriminate the imprint of the inner engine activity fro…
Search for Quasi-Periodical Oscillations in Precursors of Short and Long Gamma Ray Bursts
Shuo Xiao, Wen-Xi Peng, Shuang-Nan Zhang +23
The precursors of short and long Gamma Ray Bursts (SGRBs and LGRBs) can serve as probes of their progenitors, as well as shedding light on the physical processes of mergers or core…
A Localization Method of High Energy Transients for All-Sky Gamma-Ray Monitor
Yi Zhao, Wangchen Xue, Shaolin Xiong +62
Fast and reliable localization of high-energy transients is crucial for characterizing the burst properties and guiding the follow-up observations. Localization based on the relati…
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…