activity
20212026
most citedThe design and performance of GRD onboard the GECAM satellite

42 citations · 188 across the 30 of their papers we have counts for

collaborators

30 papers

astro-ph.IM2026

Lightweight Soft X-ray Imager (LSXI) with glass-based coded mask

Dali Zhang, Chao Zheng, Lu Wang +23

The coded mask technique has been widely used in X-ray and Gamma-ray imagers, especially in space astronomy. However, the traditional design of coded mask imagers usually has probl…

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.HE2026

Comprehensive Measurement of Spectral Evolution in a GRB Flare: High Time-Resolution Insights into the "Double-Tracking" Phenomenon

Zheng-Hang Yu, Wen-Jun Tan, Chen-Wei Wang +41

The spectral evolution characteristics of the prompt emission in gamma-ray bursts (GRBs) have been extensively studied, but detailed investigations of spectral evolution in a GRB f…

astro-ph.HE2026

Diverse properties of electron Forbush decreases revealed by the Dark Matter Particle Explorer

F. Alemanno, Q. An, P. Azzarello +147

The Forbush decrease (FD) of cosmic rays is an important probe of the interplanetary environment disturbed by solar activities. In this work, we study the properties of 8 FDs elect…

astro-ph.HE2026

GECAM discovery of the second FRB-associated Magnetar X-ray Burst from SGR J1935+2154

Chen-Wei Wang, Shao-Lin Xiong, Yue Wang +47

Fast radio burst (FRB) is mysterious phenomenon with millisecond-duration radio pulses observed mostly from cosmological distance. The association between FRB 200428 and a magnetar…

astro-ph.HE2026

Systematic Study of the Simultaneous Events Detected by GECAM

Yang-Zhao Ren, Feng-Rong Zhu, Shao-Lin Xiong +45

GECAM is a constellation of all-sky monitors in hard X-ray and gamma-ray band primarily aimed at high energy transients such as gamma-ray bursts, soft gamma-ray repeaters, solar fl…

astro-ph.HE2026★ 4 cited

Brightest GRB flare observed in GRB 221009A: bridge the last gap between flare and prompt emission in GRB

Zheng-Hang Yu, Chen-Wei Wang, Shao-Lin Xiong +46

Flares are usually observed during the afterglow phase of Gamma-Ray Bursts (GRBs) in soft X-ray, optical and radio bands, but rarely in gamma-ray band. Despite the extraordinary br…

astro-ph.HE2025

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…

astro-ph.IM2025

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…

astro-ph.IM2024

Performance of the Gamma-ray Transient Monitor at the IHEP Electron-Beam Facility

Pei-Yi Feng, Zheng-Hua An, Yu-Hui Li +26

Gamma-Ray Transient Monitor (GTM) is an all-sky monitor onboard the Distant Retrograde Orbit-A (DRO-A) satellite, with the scientific objective of detecting gamma-ray bursts in the…

astro-ph.IM2024★ 20 cited

Detector performance of the Gamma-ray Transient Monitor onboard DRO-A Satellite

Pei-Yi Feng, Zheng-Hua An, Da-Li Zhang +15

Gamma-ray Transient Monitor (GTM) is an all-sky monitor onboard the Distant Retrograde Orbit-A (DRO-A) satellite with the scientific objective of detecting gamma-ray transients ran…

physics.ins-det2023

The Energy Response of LaBr3(Ce), LaBr3(Ce,Sr) and NaI(Tl) Crystals for GECAM

Pei-Yi Feng, Xi-Lei Sun, Zheng-Hua An +19

The GECAM series of satellites utilize LaBr3(Ce), LaBr3(Ce,Sr), and NaI(Tl) crystals as sensitive materials for gamma-ray detectors (GRDs). To investigate the non-linearity in the…

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★ 13 cited

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…

astro-ph.HE2023★ 21 cited

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…

astro-ph.IM2023★ 1 cited

The performance of SiPM-based gamma-ray detector (GRD) of GECAM-C

Dali Zhang, Chao Zheng, Jiacong Liu +42

As a new member of GECAM mission, the GECAM-C (also called High Energy Burst Searcher, HEBS) is a gamma-ray all-sky monitor onboard SATech-01 satellite, which was launched on July…

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.IM2023★ 1 cited

Ground calibration of Gamma-Ray Detectors of GECAM-C

Chao Zheng, Zheng-Hua An, Wen-Xi Peng +35

As a new member of GECAM mission, GECAM-C (also named High Energy Burst Searcher, HEBS) was launched onboard the SATech-01 satellite on July 27th, 2022, which is capable to monitor…

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★ 1 cited

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…

astro-ph.IM2021

The Design and Performance of Charged Particle Detector onboard the GECAM Mission

Y. B. Xu, X. L. Sun, S. Yang +47

The Gravitational Wave highly energetic Electromagnetic Counterpart All-sky Monitor (GECAM) is dedicated to detecting gravitational wave gamma-ray bursts. It is capable of all-sky…

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…