Accès ouvert
2010
article
OpenAlex
Jie Yan, Li Cheng, He Kang-Lin, Qi An et autres
The principle of the method for the BESIII TOF calibration using cosmic ray data without magnetic field are reported in this paper. After applying calibration constants, the single-end readout time resolution could reach about 150 ps, and the time resolution for one …
cn
(code pays fourni par la source)
Accès ouvert
2010
article
OpenAlex
Weidong Li, Liang Yu-Tie, Bian Jian-Ming, Cao Guo-Fu et autres
The calibration algorithm for RPC-based muon detector at BESIII has been developed. The calibration method, calibration error and algorithm performance are studied. The primary results of efficiency and noise at layer, module and strip levels have been calibrated with cosmic ray data. …
cn
(code pays fourni par la source)
2010
article
OpenAlex
Min Xu, He Kang-Lin, Ziping Zhang, Bian Jian-Ming et autres
Primary vertex reconstruction based on the Kalman filter technique at BESIII, Xu Min, He Kang-Lin, Zhang Zi-Ping, Wang Yi-Fang, Bian Jian-Ming, Fu Cheng-Dong, Huang Bin, Ji Xiao-Bin, Sun Sheng-Sen, Yan Liang, Zhang Jian-Yong
cn
(code pays fourni par la source)
2009
article
OpenAlex
Mo Xiao-Hu, Zhang Jian-Yong, Tianbao Zhang, Achasov Mikhail et autres
Measurement of radiation dose at the north interaction point of BEPC II, Mo Xiao-Hu, Zhang Jian-Yong, Zhang Tian-Bao, Zhang Qing-Jiang, Achasov Mikhail, Fu Cheng-Dong, Muchnoi Nikolay, Qin Qing, Qu Hua-Min, Wang Yi-Fang, Wu Jing-Min, Xu Jin-Qiang, Yu Bo-Xiang
cn, ru
(code pays fourni par la source)
2009
article
OpenAlex
Wang Ji-Ke, Mao Ze-Pu, Bian Jian-Ming, Cao Guo-Fu et autres
BESIII track fitting algorithm, Wang Ji-Ke, Mao Ze-Pu, Bian Jian-Ming, Cao Guo-Fu, Cao Xue-Xiang, Chen Shen-Jian, Deng Zi-Yan, Fu Cheng-Dong, Gao Yuan-Ning, He Kang-Lin, He Miao, Hua Chun-Fei, Huang Bin, Huang Xing-Tao, Ji Xiao-Bin, Li Fei, Li Bai-Bo, Li Wei-Dong, Liang Yu-Tie, …
cn
(code pays fourni par la source)
2009
article
OpenAlex
Liang Yu-Tie, Kun Liu, Weidong Li, Bian Jian-Ming et autres
The reconstruction algorithm for BESIII Muon Counter, MucRecAlg, is developed with the object-oriented language C++ in BESIII offline software environment. MucRecAlg consists of the following functions: to find track seeds either from extrapolation of tracks in the main drift chamber or from …
cn
(code pays fourni par la source)
Accès ouvert
2009
article
OpenAlex
Liang Yu-Tie, Weidong Li, Bian Jian-Ming, Cao Guo-Fu et autres
Cosmic-ray data of 90 M events have been collected and used for calibration, alignment as well as detector tuning. A special tracking algorithm for the BESIII muon counter is developed and verified with Monte–Carlo simulation and then further confirmed with the cosmic-ray …
cn
(code pays fourni par la source)
Accès ouvert
2009
article
OpenAlex
Min Xu, He Kang-Lin, Ziping Zhang, Bian Jian-Ming et autres
This paper focuses mainly on the vertex reconstruction of resonance particles with a relatively long lifetime such as K 0 S , Λ, as well as on lifetime measurements using a 3-dimensional fit. The kinematic constraints between the production and decay vertices …
cn
(code pays fourni par la source)
Accès ouvert
2009
article
OpenAlex
Wang Ji-Ke, Mao Ze-Pu, Bian Jian-Ming, Cao Guo-Fu et autres
Software alignment is quite important for a tracking detector to reach its ultimate position accuracy and momentum resolution. We developed a new alignment algorithm for the BESIII Main Drift Chamber using the Kalman Filter method. Two different types of data which are …
cn
(code pays fourni par la source)
Accès ouvert
2008
article
OpenAlex
Mo Xiao-Hu, Fu Cheng-Dong, Zhang Jian-Yong, Qing Qin et autres
The proposed beam energy measurement system at BEPCII is composed of three parts: the laser source and optics system, the laser-electron interaction system and the HPGe detector system. The working principles of each system are expounded together with the calculation for preliminary …
cn
(code pays fourni par la source)
Accès ouvert
2008
article
OpenAlex
Yangheng Zheng, Weidong Li, Bian Jian-Ming, Cao Guo-Fu et autres
We established a method on measuring the D 0 - 0 mixing parameter y for BESIII experiment at the BEPCII e + e + collider. In this method, the doubly tagged ψ(3770) → D 0 0 events, with one D decays to …
cn
(code pays fourni par la source)
Accès ouvert
2008
article
OpenAlex
Fu Cheng-Dong, Mo Xiao-Hu
The effects of absolute energy calibration on BESIII physics are discussed in detail, which mainly involve the effects on τ mass measurement, cross section scan measurement, and generic error determination in other measurements.
cn
(code pays fourni par la source)