Geometry and optics calibration of WFCTA prototype telescopes using star light
文献类型:期刊论文
作者 | 马玲玲(天); Bai YX(白云翔)![]() ![]() ![]() ![]() ![]() ![]() |
刊名 | CHINESE PHYSICS C
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出版日期 | 2011 |
卷号 | 35期号:5页码:478-482 |
关键词 | cosmic ray Cherenkov telescope calibration |
通讯作者 | [Ma Ling-Ling ; Bai Yun-Xiang ; Cao Zhen ; Chen Ming-Jun ; Chen Li-Hong ; Chen Song-Zhan ; Chen Yao ; Ding Kai-Qi ; He Hui-Hai ; Liu Jia ; Liu Jia-Li ; Li Xiao-Xiao ; Ma Xin-Hua ; Sheng Xiang-Dong ; Xiao Gang ; Zha Min ; Zhang Shou-Shan ; Zhang Yong ; Zhao Jing ; Zhou Bin] Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China |
英文摘要 | The Large High Altitude Air Shower Observatory (LHAASO) project is proposed to study high energy gamma ray astronomy (40 GeV-1 PeV) and cosmic ray physics (20 TeV-1 EeV). The wide field of view Cherenkov telescope array, as a component of the LHAASO project, will be used to study the energy spectrum and composition of cosmic rays by measuring the total Cherenkov light generated by air showers and the shower maximum depth. Two prototype telescopes have been in operation since 2008. The pointing accuracy of each telescope is crucial for the direction reconstruction of the primary particles. On the other hand, the primary energy reconstruction relies on the shape of the Cherenkov image on the camera and the unrecorded photons due to the imperfect connections between the photomultiplier tubes. UV bright stars are used as point-like objects to calibrate the pointing and to study the optical properties of the camera, the spot size and the fractions of unrecorded photons in the insensitive areas of the camera. |
学科主题 | Physics |
类目[WOS] | Physics, Nuclear ; Physics, Particles & Fields |
研究领域[WOS] | Physics |
原文出处 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000290352800015 |
源URL | [http://ir.ihep.ac.cn/handle/311005/237654] ![]() |
专题 | 高能物理研究所_粒子天体物理中心 高能物理研究所_实验物理中心 中国科学院高能物理研究所_大装置管理中心 |
作者单位 | 中国科学院高能物理研究所 |
推荐引用方式 GB/T 7714 | Ma LL,Bai YX,Cao Z,et al. Geometry and optics calibration of WFCTA prototype telescopes using star light[J]. CHINESE PHYSICS C,2011,35(5):478-482. |
APA | 马玲玲.,白云翔.,曹臻.,陈明君.,陈丽红.,...&Zhou, B.(2011).Geometry and optics calibration of WFCTA prototype telescopes using star light.CHINESE PHYSICS C,35(5),478-482. |
MLA | 马玲玲,et al."Geometry and optics calibration of WFCTA prototype telescopes using star light".CHINESE PHYSICS C 35.5(2011):478-482. |
入库方式: OAI收割
来源:高能物理研究所
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