A SIMPLE AND EFFECTIVE PURIFIER FOR LIQUID XENON

被引:34
作者
BENETTI, P
BETTINI, A
CALLIGARICH, E
CASAGRANDE, F
CASOLI, P
CASTAGNOLI, C
CENNINI, P
CENTRO, S
CITTOLIN, S
CLINE, D
DEVECCHI, C
DOLFINI, R
FORTSON, L
BERZOLARI, AG
MANNOCCHI, G
MAURI, F
MAZZONE, L
MONTANARI, C
OTWINOWSKI, S
PEPATO, A
PERIALE, L
PIAZZOLI, A
PICCHI, P
PIETROPAOLO, F
RAPPOLDI, A
RASELLI, GL
ROSSI, P
RUBBIA, C
SCANNICCHIO, D
SUZUKI, S
TIAN, W
VENTURA, S
WANG, H
ZHOU, M
机构
[1] UNIV PAVIA, INFN, I-27100 PAVIA, ITALY
[2] CNR, ICGF, TURIN, ITALY
[3] UNIV CALIF LOS ANGELES, DEPT PHYS, LOS ANGELES, CA 90024 USA
[4] CERN, CH-1211 GENEVA 23, SWITZERLAND
[5] UNIV PADUA, DIPARTIMENTO FIS, I-35100 PADUA, ITALY
[6] UNIV PADUA, INFN, I-35100 PADUA, ITALY
[7] INFN, LAB NAZL FRASCATI, FRASCATI, ITALY
关键词
D O I
10.1016/0168-9002(93)90954-G
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We describe a procedure to obtain ultra high electron lifetime in liquid xenon by means of a commercial Oxisorb cartridge and the distillation of the liquid. An improved ICARUS-type purity monitor chamber is described as well as details of the purification process. No charge attenuation is observed over the drifting distance (6 cm) at electric fields ranging from 800 down to 5 V/cm. This implies a free electron lifetime of at least several milliseconds. Results on the drift velocity dependence on the temperature are also reported.
引用
收藏
页码:361 / 364
页数:4
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