THE ZEUS VERTEX DETECTOR - DESIGN AND PROTOTYPE

被引:37
作者
ALVISI, C
ANZIVINO, G
ARZARELLO, F
BARBAGLI, G
BARI, G
BASILE, M
BELLAGAMBA, L
BOSCHERINI, D
BRUNI, G
BRUNI, P
CAMERINI, U
ROMEO, GC
CASTELLINI, G
CHIARINI, M
CIFARELLI, L
CINDOLO, F
CIRALLI, F
CONTIN, A
COSTA, M
DAURIA, S
DELPAPA, C
DEPASQUALE, S
FIORI, F
FORTE, A
FRASCONI, F
GIUSTI, P
IACOBUCCI, G
LAURENTI, G
LISOWSKI, B
MACCARRONE, G
MARGOTTI, A
MASSAM, T
NANIA, R
OSHEA, V
PALMONARI, F
PELFER, P
PILASTRINI, R
QIAN, S
SARTORELLI, G
SCHIOPPA, M
SUSINNO, G
TIMELLINI, R
ZICHICHI, A
机构
[1] UNIV COSENZA,DIPARTIMENTO FIS,COSENZA,ITALY
[2] IST NAZL FIS NUCL,BOLOGNA,ITALY
[3] IST NAZL FIS NUCL,FLORENCE,ITALY
[4] IST NAZL FIS NUCL,LAB NAZL FRASCATI,FRASCATI,ITALY
[5] CNR,IST RIC ONDE ELETTROMAGNET,I-50127 FLORENCE,ITALY
[6] UNIV BOLOGNA,DIPARTMENTO FIS,I-40126 BOLOGNA,ITALY
关键词
D O I
10.1016/0168-9002(91)90516-S
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A gas vertex detector, operated with dimethylether (DME) at atmospheric pressure, is presently being built for the ZEUS experiment at HERA. Its main design features, together with the performances of a prototype measured at various operating voltages, particle rates and geometrical conditions on a CERN Proton Synchrotron test beam, are presented. A spatial resolution down to 35-mu-m and an average wire efficiency of 96% have been achieved, for a 3 mm gas gap relative to each sense wire.
引用
收藏
页码:30 / 38
页数:9
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