A single Time-of-Flight tray based on multigap resistive plate chambers for the STAR experiment at RHIC

被引:98
作者
Bonner, B
Chen, H
Eppley, G
Geurts, F
Lamas-Valverde, J [1 ]
Li, C
Llope, WJ
Nussbaum, T
Platner, E
Roberts, J
机构
[1] Rice Univ, Bonner Nucl Lab, Houston, TX 77251 USA
[2] Univ Sci & Technol China, Hefei 230026, Peoples R China
[3] CERN, Div EP, CH-1211 Geneva, Switzerland
关键词
resistive plate chambers; time-of-flight; particle identifications; gaseous detector; MRPC; STAR;
D O I
10.1016/S0168-9002(03)01347-0
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The STAR experiment at RHIC plans to implement a 60 m(2) Time-of-Flight (TOF) system. The Multigap Resistive Plate Chamber (MRPC) is a suitable candidate for the STAR TOF system due to its time resolution of order of 60 ps with efficiencies in excess of 97%. We obtained this result with modules composed of 6 gas gaps of 220 mum and pad area of 20 cm(2). In this paper, we report on the performance of this MRPC module and present the current status of the construction and installation into STAR of a prototype tray. (C) 2003 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:181 / 184
页数:4
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