36 citations · 203 across the 19 of their papers we have counts for
20 papers
Magnetar X-ray flares as elementary reconnection events in a self-organized critical magnetosphere
Sheng-Lun Xie, Yi Zhao, Wen-Long Zhang +3
Magnetar bursts are commonly attributed to magnetic energy release, yet the physically relevant dissipation unit has remained uncertain. Here we argue that this unit is not the bur…
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…
GECAM Discovery of Peculiar Oscillating Particle Precipitation Events
Chenwei Wang, Shaolin Xiong, Yi Zhao +52
Charged particle precipitation typically manifests as a gradual increase and decrease of flux observed by space detectors. Cases with rapidly flux variation are very rare. Periodic…
Pitch Angle Measurement Method based on Detector Counts Distribution. -I. Basic conception
Chenwei Wang, Shaolin Xiong, Hongbo Xue +36
As an X-ray and gamma-ray all-sky monitor aiming for high energy astrophysical transients, Gravitational-wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) has al…
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…
Finding the Particularity of the Active Episode of SGR J1935+2154 during Which FRB 20200428 Occurred: Implication from Statistics of Fermi/GBM X-Ray Bursts
Sheng-Lun Xie, Yun-Wei Yu, Shao-Lin Xiong +5
By using the Fermi/Gamma-ray Burst Monitor data of the X-ray bursts (XRBs) of SGR J1935+2154, we investigate the temporal clustering of the bursts and the cumulative distribution o…
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…
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…
Application of Deep Learning Methods for Distinguishing Gamma-Ray Bursts from Fermi/GBM TTE Data
Peng Zhang, Bing Li, RenZhou Gui +10
To investigate GRBs in depth, it is crucial to develop an effective method for identifying GRBs accurately. Current criteria, e.g., onboard blind search, ground blind search, and t…
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…
Atlas of dynamic spectra of fast radio burst FRB 20201124A
Bo-Jun Wang, Heng Xu, Jin-Chen Jiang +64
Fast radio bursts (FRBs) are highly dispersed millisecond-duration radio bursts, of which the physical origin is still not fully understood. FRB 20201124A is one of the most active…
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…
Insight-HXMT dedicated 33-day observation of SGR J1935+2154 II. Burst Spectral Catalog
Ce Cai, Shaolin Xiong, Lin Lin +21
Since April 28, 2020, Insight-HXMT has implemented a dedicated observation on the magnetar SGR J1935+2154. Thanks to the wide energy band (1-250 keV) and high sensitivity of Insigh…
Insight-HXMT dedicated 33-day observation of SGR J1935+2154 I. Burst Catalog
Ce Cai, Wangchen Xue, Chengkui Li +21
Magnetars are neutron stars with extreme magnetic field and sometimes manifest as soft gamma-ray repeaters (SGRs). SGR J1935+2154 is one of the most prolific bursters and the first…
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…
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…
In-Orbit Instrument Performance Study and Calibration for POLAR Polarization Measurements
Zhengheng Li, Merlin Kole, Jianchao Sun +30
POLAR is a compact space-borne detector designed to perform reliable measurements of the polarization for transient sources like Gamma-Ray Bursts in the energy range 50-500keV. The…
A Low-latency Pipeline for GRB Light Curve and Spectrum using Fermi/GBM Near Real-time Data
Yi Zhao, Binbin Zhang, Shaolin Xiong +15
Rapid response and short time latency are very important for Time Domain Astronomy, such as the observations of Gamma-ray Bursts (GRBs) and electromagnetic (EM) counterparts of gra…
In-flight energy calibration of the space-borne Compton polarimeter POLAR
Hualin Xiao, Wojtek Hajdas, Bobing Wu +39
POLAR is a compact wide-field space-borne detector for precise measurements of the linear polarisation of hard X-rays emitted by transient sources in the energy range from 50 keV t…