THE CPLEAR PARTICLE IDENTIFICATION DETECTOR

被引:8
作者
ANGELOPOULOS, A
APOSTOLAKIS, A
BACKENSTOSS, G
CARLSON, P
CARVALHO, J
CHARALAMBOUS, S
CHARDALAS, M
COBBAERT, H
DEDOUSSIS, S
FASSNACHT, P
FERREIRAMARQUES, R
FRANCIS, D
FETCHER, W
FUGLESANG, C
GERBER, HJ
GO, A
JANSSON, K
JONAND, K
KEREK, A
KESSELER, G
KOKKAS, P
KUZMINSKI, J
LAWRY, T
MACHADO, E
MILLER, J
MONTANET, F
ONOFRE, A
PAVLOPOULOS, P
PELUCCHI, F
DACUNHA, JP
POLICARPO, A
RICKENBACH, R
ROBERTS, BL
ROZAKI, E
SAKELIOU, L
SARIGIANNIS, K
SZILAGYI, S
TRIANTIS, F
TOURAMANIS, C
VARNER, G
WARNER, D
WILDI, M
ZIMMERMAN, D
机构
[1] UNIV BASEL, CH-4051 BASEL, SWITZERLAND
[2] BOSTON UNIV, BOSTON, MA 02215 USA
[3] CERN, CH-1211 GENEVA 23, SWITZERLAND
[4] UNIV COIMBRA, LIP, P-3400 COIMBRA, PORTUGAL
[5] DELFT UNIV TECHNOL, DELFT, NETHERLANDS
[6] UNIV FRIBOURG, CH-1700 FRIBOURG, SWITZERLAND
[7] UNIV IOANNINA, IOANNINA, GREECE
[8] UNIV LIVERPOOL, LIVERPOOL L69 3BX, ENGLAND
[9] DEMOCRITOS INP, ATHENS, GREECE
[10] EDVARD KARDELJ UNIV, J STEFAN INST, YU-61000 LJUBLJANA, SLOVENIA
[11] P SCHERRER INST, VILLIGEN, SWITZERLAND
[12] CENS, DPHPE, F-91190 GIF SUR YVETTE, FRANCE
[13] MANNE SIEGBAHN INST, STOCKHOLM, SWEDEN
[14] ETH, INST MITTELENERGIEPHYS, VILLIGEN, SWITZERLAND
[15] ARISTOTELIAN UNIV SALONIKA, Thessaloniki, GREECE
[16] CTR SPECTROMETRIE NUCL & SPECTROMETRIE MASSE, F-91406 ORSAY, FRANCE
[17] CTR PHYS PARTICULES MARSEILLE, MARSEILLE, FRANCE
基金
美国国家科学基金会;
关键词
D O I
10.1016/0168-9002(92)90852-U
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The CPLEAR experiment will measure CP violation parameters in the neutral kaon system, using a low energy antiproton beam from the Low Energy Antiproton Ring (LEAR) at CERN. One of its subdetectors, the Particle Identification Detector (PID), makes a fast separation of pions and kaons, which is essential for the experiment. This article describes the design of the PID and its performance during beam tests and during initial runs at LEAR. A pion rejection efficiency of 99.7% for the first level trigger (after 60 ns) is found in the relevant momentum region.
引用
收藏
页码:78 / 90
页数:13
相关论文
共 18 条
[1]  
ADIELS L, 1985, PSCC8530 P82
[2]  
ADIELS L, 1985, CERN PSCC856 P82
[3]  
ADIELS L, 1986, PSCC8634 M263
[4]  
ADIELS L, P5195
[5]  
ADIELS L, 1987, PSCC8714 M272
[6]  
ADLER R, 1991, LEAP 90, P414
[7]  
ADLER R, 1990, IN PRESS NUCL PHYS B
[8]  
ADLER R, IN PRESS CPLEAR DETE
[9]  
ASLANIDES E, IN PRESS CPLEAR LINE
[10]  
BEE CP, 1988, 1988 P INT C VMEBUS, P179