The BESIII Drift Chamber

被引:6
|
作者
Chen, C.
Chen, Y. B.
Dong, M. Y.
Gong, Z. Y.
Huang, J.
Jin, Y.
Li, X.
Liu, J. B.
Liu, R. G.
Ma, X. Y.
Qin, Z. H.
Shen, H. T.
Tang, X.
Wang, L.
Wang, X. G.
Wang, X. H.
Wu, L. H. [1 ,2 ]
Wu, Z.
Xu, M. H.
Zhang, G. F.
Zhang, J.
Zhu, M. X.
Zhu, Q. M.
机构
[1] Chinese Acad Sci, Inst High Energy Phys, Beijing, Peoples R China
[2] Chinese Acad Sci, Inst High Engn Phys, Beijing, Peoples R China
关键词
BESIII; drift chamber; cosmic ray test;
D O I
10.1109/NSSMIC.2007.4436516
中图分类号
O59 [应用物理学];
学科分类号
摘要
To meet with requirements of BESIII experiment, the main tracking device is a cylindrical drift chamber with small-cell geometry, using a helium-based gas and operating in a 1T magnetic field. A cosmic ray test without magnetic field has been carried out Preliminary results show that the rms of the residual distribution is 168 mu m after the pre-alignment and the calibration of T0 and time-to-distance relation.
引用
收藏
页码:1844 / +
页数:2
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