Vertex Chamber of BESⅡ

ZHENG Jian-Ping; BAI Jing-Zhi; ZHAO Meng; YANG Chun-Min; SUN Han-Sheng; LI Jin; LI Xiao-Nan; MAO Ze-Pu; CHEN Guang-Pei; YANG Hong-Xun; LIU Yan; YUAN Ye; SHEN Hong; LIU Zhong-Xiu; WAN Zong-Ru; YANG Jie

Chinese Physics C> 2001, Vol. 25> Issue(5) : 423-428

Vertex Chamber of BESⅡ

Institute of High Energy Physics, The Chinese Academy of Science, Beijing 100039, China2. Colorado State University, Fort Collins, Colorado 80523, U.S.A

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Abstract：
The structure and pertormance of vertex chamber of BESⅡ are described. It covers 95%×4π of solid angle with the spatial resolution of σ_rφ≈100μm and σ_z≈2mm respectively.

References

[1]

DING H L et al(BES Collab.).High Energy Phys.and Nucl.Phys.,1992,16(9):769(in Chinese)(丁慧良等.高能物理与核物理,1992,16(9):769)2 Adler J et al.Nucl.Instr.Meth.,1989,A276:423 BAI J Z et al.The BES II Vertex Chamber.Proceedings of the 8th National Conference Nuclear Electronics Detection Technology (in Chinese),1996(白景芝等.BESⅡ顶点探测器.第八届全国核电子学与核探测技术学术年会论文集,1996)4 Walter H.Toki Slac PUB 5232,March,19905 CHEN Guang Pei et al.High Energy.Phys.and Nucl.Phys.1998,22:11(in Chinese)(陈光培等.高能物理与核物理,1998,22:11)6 MAO Ze Pu et al.The Data Quality Study and the Calibration for Run 10198—10578.BES Annual Meeting,1997(in Chinese)(毛泽普等.数据刻度及质量研究.第六届北京谱仪年会,1997)

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ZHENG Jian-Ping, BAI Jing-Zhi, ZHAO Meng, YANG Chun-Min, SUN Han-Sheng, LI Jin, LI Xiao-Nan, MAO Ze-Pu, CHEN Guang-Pei, YANG Hong-Xun, LIU Yan, YUAN Ye, SHEN Hong, LIU Zhong-Xiu, WAN Zong-Ru and YANG Jie. Vertex Chamber of BESⅡ[J]. Chinese Physics C, 2001, 25(5): 423-428.

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Received: 2000-04-11
Revised: 1900-01-01

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