CONSTRUCTION AND PERFORMANCE OF THE L3 CENTRAL TRACKING DETECTOR

被引:14
作者
BEISSEL, F
BOHM, A
BOSSELER, K
CAMPS, C
COMMICHAU, V
DEUTSCHMANN, M
FROHN, H
JANSEN, D
GOTTLICHER, P
GROOTEN, J
HANGARTER, K
HERTEN, U
LIEBMANN, H
MNICH, J
MOLLER, M
PAHLKE, R
REUTER, W
RIEB, N
RINSCHE, U
ROHNER, S
ROSE, J
QUADFLIEG, K
SCHMITZ, P
SCHULTE, R
SCHULTE, S
SCHULTZE, K
SPICKERMANN, T
STAROSTA, R
SZCZESNY, H
SASSOWSKY, M
TONUTTI, M
VIRNICH, H
WINANDS, T
SENS, JC
BOURILKOV, D
SCHOTANUS, DJ
AKBARI, H
BAO, J
CHIEN, CY
FISHER, P
GOUGAS, A
NEWMAN, D
ORNDORFF, J
PEVSNER, A
SPANGLER, J
SPARTIOTIS, C
ALVERSON, G
GLAUBMAN, M
LEEDOM, I
REUCROFT, S
机构
[1] NIKHEF,AMSTERDAM,NETHERLANDS
[2] CATHOLIC UNIV NIJMEGEN,NIJMEGEN,NETHERLANDS
[3] JOHNS HOPKINS UNIV,BALTIMORE,MD 21218
[4] NORTHEASTERN UNIV,BOSTON,MA 02115
[5] UNIV GENEVA,CH-1211 GENEVA,SWITZERLAND
[6] CENT LAB AUTOMAT & INSTRUMENTAT,CLANP,SOFIA,BULGARIA
[7] WORLD LAB,FBLJA PROJECT,CH-1211 GENEVA,SWITZERLAND
[8] PAUL SCHERRER INST,CH-5232 VILLIGEN,SWITZERLAND
[9] DESY,IHP,W-1615 ZEUTHEN,GERMANY
[10] SWISS FED INST TECHNOL,IHP,CH-8093 ZURICH,SWITZERLAND
关键词
D O I
10.1016/0168-9002(93)90740-9
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The L3 central tracking detector has been in operation since the start-up of LEP (Large Electron Positron collider) in 1989. This detector consists of a Time Expansion Chamber (TEC), a layer of Plastic Scintillating Fibers and a Z-chamber. The TEC gives a high spatial resolution and an excellent multi-track reconstruction capability. The fibers are designed to calibrate the drift velocity with high precision. The Z-Chamber provides TEC with accurate information about the z-coordinates of the tracks. A description of the design and the infrastructure of these three detectors, including the readout and data acquisition system, is given. The performance of the detectors during the 1990 and 1991 LEP running periods is presented.
引用
收藏
页码:33 / 55
页数:23
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