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Energy Response of GECAM Gamma-Ray Detector Based on LaBr3:Ce and SiPM Array

The Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) , composed of two small satellites, is a new mission to monitor the Gamma-Ray Bursts (GRBs) coincident with Gravitational Wave (GW) events with a FOV of…

Instrumentation and Detectors · Physics 2021-12-22 Da-Li Zhang , Xin-Qiao Li , Shao-Lin Xiong , Wen-xi Peng , Fan-Zhang , Yanguo-Li , Zheng-Hua An , Yan-Bing Xu , Xi-Lei Sun , Yue Zhu

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

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 monitoring over and discovering gamma-ray bursts and new…

Instrumentation and Methods for Astrophysics · Physics 2021-12-13 Y. B. Xu , X. L. Sun , S. Yang , X. Q. Li , W. X. Peng , K. Gong , X. H. Liang , Y. Q. Liu , D. Y. Guo , H. Wang , C. Y. Li , Z. H. An , J. J. He , X. J. Liu , S. L. Xiong , X. Y. Wen , Fan Zhang , D. L. Zhang , X. Y. Zhao , C. Y. Zhang , C. Cai , Z. Chang , G. Chen , C. Chen , Y. Y. Du , M. Gao , R. Gao , D. J. Hou , Y. G. Li , G. Li , L. Li , X. F. Li , M. S. Li , F. J. Lu , H. Lu , B. Meng , F. Shi , J. Z. Wang , Y. S. Wang , H. Z. Wang , X. Wen , S. Xiao , Y. P. Xu , J. W. Yang , Q. B. Yi , S. N. Zhang , C. M. Zhang , Fei Zhang , Y. Zhao , X. Zhou

Quality assurance test and Failure Analysis of SiPM Arrays of GECAM Satellites

The Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) satellite consists of two small satellites. Each GECAM payload contains 25 gamma ray detectors (GRD) and 8 charged particle detectors (CPD). GRD is the…

Instrumentation and Detectors · Physics 2021-12-10 D. L. Zhang , M. Gao , X. L. Sun , X. Q. Li , Z. H. An , X. Y. Wen , C. Cai , Z. Chang , G. Chen , C. Chen , Y. Y. Du , R. Gao , K. Gong , D. Y. Guo , J. J. He , D. J. Hou , Y. G. Li , C. Y. Li , G. Li , L. Li , X. F. Li , M. S. Li , X. H. Liang , X. J. Liu , Y. Q. Liu , F. J. Lu , H. Lu , B. Meng , W. X. Peng , F. Shi , H. Wang , J. Z. Wang , Y. S. Wang , H. Z. Wang , X. Wen , S. Xiao , S. L. Xiong , Y. B. Xu , Y. P. Xu , S. Yang , J. W. Yang , Fan. Zhang , S. N. Zhang , C. Y. Zhang , C. M. Zhang , Fei Zhang , X. Y. Zhao , X. Zhou

Design and test of a portable Gamma-Ray Burst simulator for GECAM

The main scientific goal of the Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is to monitor various types of Gamma-Ray Bursts (GRB) originated from merger of binary compact stars, which could also…

Instrumentation and Detectors · Physics 2021-07-13 Can Chen , Shuo Xiao , Shaolin Xiong , Nian Yu , Xiangyang Wen , Ke Gong , Xinqiao Li , Chaoyang Li , Dongjie Hou , Xiongtao Yang , Zijian Zhao , Yuxuan Zhu , Dali Zhang , Zhenghua An , Xiaoyun Zhao , Yupeng Xu , Yusa Wang

The First GECAM Observation Results on Terrestrial Gamma-ray Flashes and Terrestrial Electron Beams

Gravitational-wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is a space-borne instrument dedicated to monitoring high-energy transients, including Terrestrial Gamma-ray Flashes (TGFs) and Terrestrial Electron Beams…

High Energy Astrophysical Phenomena · Physics 2023-08-02 Y. Zhao , J. C. Liu , S. L. Xiong , W. C. Xue , Q. B. Yi , G. P. Lu , W. Xu , F. C. Lyu , J. C. Sun , W. X. Peng , C. Zheng , Y. Q. Zhang , C. Cai , S. Xiao , S. L. Xie , C. W. Wang , W. J. Tan , Z. H. An , G. Chen , Y. Q. Du , Y. Huang , M. Gao , K. Gong , D. Y. Guo , J. J. He , B. Li , G. Li , X. Q. Li , X. B. Li , J. Y. Liao , J. Liang , X. H. Liang , Y. Q. Liu , X. Ma , R. Qiao , L. M. Song , X. Y. Song , X. L. Sun , J. Wang , J. Z. Wang , P. Wang , X. Y. Wen , H. Wu , Y. B. Xu , S. Yang , B. X. Zhang , D. L. Zhang , F. Zhang , P. Zhang , H. M. Zhang , Z. Zhang , X. Y. Zhao , S. J. Zheng , K. K. Zhang , X. B. Han , H. Y. Wu , T. Hu , H. Geng , H. B. Zhang , F. J. Lu , S. N. Zhang , H. Yu

The SiPM Array Data Acquisition Algorithm Applied to the GECAM Satellite Payload

The Gravitational Wave Burst High-energy Electromagnetic Counterpart All-sky Monitor (GECAM), consists of 2 small satellites that each contain 25 LaBr3 (lanthanum bromide doped with cerium chloride) detectors and 8 plastic scintillator…

Instrumentation and Methods for Astrophysics · Physics 2021-12-10 Y. Q. Liu , K. Gong , X. Q. Li , X. Y. Wen , Z. H. An , C. Cai , Z. Chang , G. Chen , C. Chen , Y. Y. Du , M. Gao , R. Gao , D. Y. Guo , J. J. He , D. J. Hou , Y. G. Li , C. Y. Li , G. Li , L. Li , X. F. Li , M. S. Li , X. H. Liang , X. J. Liu , F. J. Lu , H. Lu , B. Meng , W. X. Peng , F. Shi , X. L. Sun , H. Wang , J. Z. Wang , Y. S. Wang , H. Z. Wang , X. Wen , S. Xiao , S. L. Xiong , Y. B. Xu , Y. P. Xu , S. Yang , J. W. Yang , Q. B. Yi , Fan. Zhang , D. L. Zhang , S. N. Zhang , C. Y. Zhang , C. M. Zhang , Fei Zhang , X. Y. Zhao , Y. Zhao , X. Zhou

The design and performance of GRD onboard the GECAM satellite

Background: Each GECAM satellite payload contains 25 gamma-ray detectors (GRDs), which can detect gamma-rays and particles and can roughly localize the Gamma-Ray Bursts (GRBs). GRD was designed using lanthanum bromide (LaBr3) crystal as the…

Instrumentation and Methods for Astrophysics · Physics 2021-12-10 Z. H. An , X. L. Sun , D. L. Zhang , S. Yang , X. Q. Li , X. Y. Wen , K. Gong , X. H. Liang , X. J. Liu , Y. Q. Liu , Y. G. Li , S. L. Xiong , Y. B. Xu , Fan Zhang , X. Y. Zhao , C. Cai , Z. Chang , G. Chen , C. Chen , Y. Y. Du , P. Y. Feng , M. Gao , R. Gao , D. Y. Guo , J. J. He , D. J. Hou , C. Y. Li , G. Li , L. Li , X. F. Li , M. S. Li , F. J. Lu , H. Lu , B. Meng , W. X. Peng , F. Shi , H. Wang , Z. Wang , Y. S. Wang , H. Z. Wang , X. Wen , S. Xiao , Y. P. Xu , J. W. Yang , Q. B. Yi , S. N. Zhang , C. Y. Zhang , C. M. Zhang , Fei Zhang , Y. Zhao , X. Zhou

The GECAM Ground Search System for Gamma-ray Transients

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 Gravitational wave high-energy Electromagnetic Counterpart All-sky…

High Energy Astrophysical Phenomena · Physics 2025-03-06 Ce Cai , Yan-Qiu Zhang , Shao-Lin Xiong , Ping Wang , Jian-Hui Li , Xiao-Bo Li , Cheng-Kui Li , Yue Huang , Shi-Jie Zheng , Li-Ming Song , Shuo Xiao , Qi-Bin Yi , Yi Zhao , Sheng-Lun Xie , Rui Qiao , Yan-Qi Du , Zhi-Wei Guo , Wang-Chen Xue , Chao Zheng , Jia-Cong Liu , Chen-Wei Wang , Wen-Jun Tan , Yue Wang , Jin-Peng Zhang , Chao-Yang Li , Guo-Ying Zhao , Xiao-Yun Zhao , Xiao-Lu Zhang , Zhen Zhang , Wen-Xi Peng , Xiang Ma , Jing-Yan Shi , Dong-Ya Guo , Jin Wang , Xin-Qiao Li , Xiang-Yang Wen , Zheng-Hua An , Fan Zhang

Systematic Study of the Simultaneous Events Detected by GECAM

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 flares and terrestrial gamma-ray flashes. As GECAM has the…

High Energy Astrophysical Phenomena · Physics 2026-02-11 Yang-Zhao Ren , Feng-Rong Zhu , Shao-Lin Xiong , Yan-Qiu Zhang , Chen-Wei Wang , Jia-Cong Liu , Hao-Xuan Guo , Shuo Xiao , Dong-Ya Guo , Zheng-Hua An , Ce Cai , Pei-Yi Feng , Min Gao , Ke Gong , Yue Huang , Bing Li , Xiao-Bo Li , Xin-Qiao Li , Xiao-Jing Liu , Ya-Qing Liu , Xiang Ma , Wen-Xi Peng , Rui Qiao , Li-Ming Song , Xi-Lei Sun , Wen-Jun Tan , Jin Wang , Jin-Zhou Wang , Ping Wang , Yue Wang , Xiang-Yang Wen , Sheng-Lun Xie , Wang-Chen Xue , Sheng Yang , Qi-Bin Yi , Zheng-Hang Yu , Da-Li Zhang , Fan Zhang , Hong-Mei Zhang , Jin-Peng Zhang , Peng Zhang , Shuang-Nan Zhang , Wen-Long Zhang , Zhen Zhang , Xiao-Yun Zhao , Yi Zhao , Chao Zheng , Shi-Jie Zheng

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

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 27th, 2022 to detect gamma-ray transients from 6 keV to 6…

Instrumentation and Methods for Astrophysics · Physics 2023-03-08 Dali Zhang , Chao Zheng , Jiacong Liu , Zhenghua An , Chenwei Wang , Xiangyang Wen , Xinqiao Li , Xilei Sun , Ke Gong , Yaqing Liu , Xiaojing Liu , Sheng Yang , Wenxi Peng , Rui Qiao , Dongya Guo , Peiyi Feng , Yanqiu Zhang , Wangchen Xue , Wenjun Tan , Ce Cai , Shuo Xiao , Qibin Yi , Yanbing Xu , Min Gao , Jinzhou Wang , Dongjie Hou , Yue Huang , Xiaoyun Zhao , Xiang Ma , Ping Wang , Jin Wang , Xiaobo Li , Peng Zhang , Zhen Zhang , Yanguo Li , Hui Wang , Xiaohua Liang , Yuxi Wang , Bing Li , Jianying Ye , Shijie Zheng , Liming Song , Fan Zhang , Gang Chen , Shaolin Xiong

GECAM Localization of High Energy Transients and the Systematic Error

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 transients including gravitational waves high-energy…

Instrumentation and Methods for Astrophysics · Physics 2023-03-08 Yi Zhao , Wang-Chen Xue , Shao-Lin Xiong , Yuan-Hao Wang , Jia-Cong Liu , Qi Liuo , Yan-Qiu Zhang , Jian-Chao Sun , Xiao-Yun Zhao , Ce Cai , Shuo Xiao , Yue Huang , Xiao-Bo Li , Zhen Zhang , Jin-Yuan Liao , Sheng Yang , Rui Qiao , Dong-Ya Guo , Chao Zheng , Qi-Bin Yi , Sheng-Lun Xie , Zhi-Wei Guo , Chao-Yang Li , Chen-Wei Wang , Wen-Jun Tan , Yue Wang , Wen-Xi Peng , Shi-Jie Zheng , Jian-Jian He , Ping Wang , Jin Wang , Xiang Ma , Xin-Ying Song , Hong-Mei Zhang , Bing Li , Peng Zhang , Hong Wu , Yan-Qi Du , Jing Liang , Guo-Ying Zhao , Xin-Qiao Li , Xiang-Yang Wen , Zheng-Hua An , Xi-Lei Sun , Yan-Bing Xu , Fan Zhang , Da-Li Zhang , Ke Gong , Ya-Qing Liu , Xiao-Hua Liang , Xiao-Jing Liu , Min Gao , Jin-Zhou Wang , Li-Ming Song , Gang Chen , Ke-Ke Zhang , Xing-Bo Han , Hai-Yan Wu , Tai Hu , Hao Geng , Fang-Jun Lu , Shu Zhang , Shuang-Nan Zhang , Gao-Peng Lu , Ming Zeng , Heng Yu

Inflight performance of the GECAM Gamma-ray and Charge particle Detectors

The GECAM mission consists of two identical microsatellites (GECAM-A and GECAM-B). Each satellite is equipped with 25 gamma-ray detectors (GRD) and 8 charged particle detectors (CPD). The main scientific objective of the GECAM mission is to…

Instrumentation and Detectors · Physics 2021-12-10 X. Q. Li , X. Y. Wen , S. L. Xiong , K. Gong , D. L. Zhang , Z. H. An , Y. B. Xu , Y. Q. Liu , C. Cai , Z. Chang , G. Chen , C. Chen , Y. Y. Du , M. Gao , R. Gao , D. Y. Guo , J. J. He , D. J. Hou , Y. G. Li , C. Li , C. Y. Li , G. Li , L. Li , Q. X. Li , X. F. Li , M. S. Li , X. H. Liang , X. J. Liu , F. J. Lu , H. Lu , X. Ma , B. Meng , W. X. Peng , R. Qiao , F. Shi , L. M. Song , X. L. Sun , H. Wang , H. Z. Wang , J. Z. Wang , P. Wang , Y. S. Wang , X. Wen , S. Xiao , Y. P. Xu , S. Yang , J. W. Yang , Q. B. Yi , Fan. Zhang , S. N. Zhang , C. Y. Zhang , C. M. Zhang , Fei Zhang , K. Zhang , P. Zhang , X. Y. Zhao , Y. Zhao , S. J. Zheng , X. Zhou

The GECAM Real-Time Burst Alert System

Gravitational Wave High-energy Electromagnetic Counterpart All-sky Monitor (GECAM), consisting of two micro-satellites, is designed to detect gamma-ray bursts associated with gravitational-wave events. Here, we introduce the real-time burst…

High Energy Astrophysical Phenomena · Physics 2023-07-12 Yue Huang , Dongli Shi , Xiaolu Zhang , Xiang Ma , Peng Zhang , Shijie Zheng , Liming Song , Xiaoyun Zhao , Wei Chen , Rui Qiao , Xinying Song , Jin Wang , Ce Cai , Shuo Xiao , Yanqiu Zhang , Shaolin Xiong

Dedicated SiPM array for GRD of GECAM

The discovery of gravitational waves and gamma-ray bursts heralds the era of multi-messenger astronomy. With the adoption of two small satellites to achieve the all-sky monitoring of gamma-ray bursts, the gravitational wave high-energy…

High Energy Physics - Experiment · Physics 2021-12-10 D. L. Zhang , X. L. Sun , Z. H. An , X. Q. Li , X. Y. Wen , K. Gong , C. Cai , Z. Chang , G. Chen , C. Chen , Y. Y. Du , M. Gao , R. Gao , D. Y. Guo , J. J. He , D. J. Hou , Y. G. Li , C. Y. Li , G. Li , L. Li , X. F. Li , M. S. Li , X. H. Liang , X. J. Liu , Y. Q. Liu , F. J. Lu , H. Lu , B. Meng , W. X. Peng , F. Shi , H. Wang , J. Z. Wang , Y. S. Wang , H. Z. Wang , X. Wen , S. Xiao , S. L. Xiong , Y. B. Xu , Y. P. Xu , S. Yang , J. W. Yang , Fan Zhang , S. N. Zhang , C. Y. Zhang , C. M. Zhang , Fei Zhang , X. Y. Zhao , X. Zhou

Development of wide-field low-energy X-ray imaging detectors for HiZ-GUNDAM

We are planning a future gamma-ray burst (GRB) mission HiZ-GUNDAM to probe the early universe beyond the redshift of z > 7. Now we are developing a small prototype model of wide-field low-energy X-ray imaging detectors to observe high-z…

Instrumentation and Methods for Astrophysics · Physics 2019-03-15 Kazuki Yoshida , Daisuke Yonetoku , Tatsuya Sawano , Hirokazu Ikeda , Atsushi Harayama , Makoto Arimoto , Yasuaki Kagawa , Masao Ina , Satoshi Hatori , Kyo Kume , Satoshi Mizushima , Takashi Hasegawa

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

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 detection of low-energy gamma rays and address errors in the…

Instrumentation and Detectors · Physics 2023-12-29 Pei-Yi Feng , Xi-Lei Sun , Zheng-Hua An , Yong Deng , Cheng-Er Wang , Huang Jiang , Jun-Jie Li , Da-Li Zhang , Xin-Qiao Li , Shao-Lin Xiong , Chao Zheng , Ke Gong , Sheng Yang , Xiao-Jing Liu , Min Gao , Xiang-Yang Wen , Ya-Qing Liu , Yan-Bing Xu , Xiao-Yun Zhao , Jia-Cong Liu , Fan Zhang , Hong Lu

Ground calibration of Gamma-Ray Detectors of GECAM-C

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 gamma-ray transients from $\sim$ 6 keV to 6 MeV. As the…

Instrumentation and Methods for Astrophysics · Physics 2023-05-31 Chao Zheng , Zheng-Hua An , Wen-Xi Peng , Da-Li Zhang , Shao-Lin Xiong , Rui. Qiao , Yan-Qiu Zhang , Wang-Chen Xue , Jia-Cong Liu , Pei-Yi Feng , Ce. Cai , Min Gao , Ke Gong , Dong-Ya Guo , Dong-Jie Hou , Gang Li , Xin-Qiao Li , Yan-Guo Li , Mao-Shun Li , Xiao-Hua Liang , Ya-Qing Liu , Xiao-Jing Liu , Li-Ming Song , Xi-Lei Sun , Wen-Jun Tan , Chen-Wei Wang , Hui Wang , Jin-Zhou Wang , Xiang-Yang Wen , Shuo Xiao , Yan-Bing Xu , Sheng Yang , Qi-Bing Yi , Fan Zhang , Peng Zhang , Zhen Zhang , Yi Zhao , Xing Zhou

Calibration of the Timing Performance of GECAM-C

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 launched on board the SATech-01 satellite on July 27, 2022,…

Instrumentation and Methods for Astrophysics · Physics 2023-08-23 Shuo Xiao , Ya-Qing Liu , Ke Gong , Zheng-Hua An , Shao-Lin Xiong , Xin-Qiao Li , Xiang-Yang Wen , Wen-Xi Peng , Da-Li Zhang , You-Li Tuo , Shi-Jie Zheng , Li-Ming Song , Ping Wang , Xiao-Yun Zhao , Yue Huang , Xiang Ma , Xiao-Jing Liu , Rui Qiao , Yan-Bing Xu , Sheng Yang , Fan Zhang , Yue Wang , Yan-Qiu Zhang , Wang-Chen Xue , Jia-Cong Liu , Chao Zheng , Chen-Wei Wang , Wen-Jun Tan , Ce Cai , Qi-Bin Yi , Peng Zhang , Xi-Hong Luo , Jiao-Jiao Yang , Qi-Jun Zhi , Ai-Jun Dong , Shi-Jun Dang , Lun-Hua Shang , Shuang-Nan Zhang

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

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 is the key to do spectral measurements of bursts, which is…

Instrumentation and Methods for Astrophysics · Physics 2023-03-02 Yan-Qiu Zhang , Shao-Lin Xiong , Rui Qiao , Dong-Ya Guo , Wen-Xi Peng , Xin-Qiao Li , Wang-Chen Xue , Chao Zheng , Jia-Cong Liu , Wen-Jun Tan , Chen-Wei Wang , Peng Zhang , Ping Wang , Ce Cai , Shuo Xiao , Yue Huang , Pei-Yi Feng , Xiao-Bo Li , Li-Ming Song , Qi-Bin Yi , Yi Zhao , Zhi-Wei Guo , Jian-Jian He , Chao-Yang Li , Ya-Qing Liu , Ke Gong , Yan-Qi Du , Xiao-Jing Liu , Sheng-Lun Xie , Guo-Ying Zhao , Xiao-Yun Zhao , Xiao-Lu Zhang , Zhen Zhang , Shi-Jie Zheng , Jin Wang , Xiang-Yang Wen , Zheng-Hua An , Da-Li Zhang , Min Gao , Xi-Lei Sun , Xiao-Hua Liang , Sheng Yang , Jin-Zhou Wang , Gang Chen , Fan Zhang

Study of a small-scale gamma-ray detection system employing Compton scattering with a monolithic CeBr3 crystal and segmented photodetector array

Study of high energy cosmic events in the MeV range requires detector with high efficiency and energy resolution to be constructed. The present setup consisting of scintillator crystals CeBr3 with different thickness, each coupled with 12 x…

Instrumentation and Detectors · Physics 2025-12-10 Veronika Asova , Galin Bistrev , Simeon Ivanov