Detection of Cherenkov light emission in liquid argon

被引:25
作者
Antonello, M
Arneodo, F
Badertscher, A
Baiboussinov, B
Ceolin, MB
Battistoni, G
Bekman, B
Benetti, P
Bernardini, E
Bischofberger, M
di Tigliole, AB
Brunetti, R
Bueno, A
Calligarich, E
Campanelli, M
Carpanese, C
Cavalli, D
Cavanna, F
Cennini, P
Centro, S
Cesana, A
Chen, C
Chen, D
Chen, DB
Chen, Y
Cieslik, C
Cline, D
Dai, Z
De Vecchi, C
Dabrowska, A
Dolfini, R
Felcini, M
Ferrari, A
Ferri, F
Ge, Y
Gibin, D
Berzolari, AG
Gil-Botella, I
Graczyk, K
Grandi, L
Guglielmi, A
He, K
Holeczek, J
Huang, X
Juszczak, C
Kielczewska, D
Kisiel, J
Kozlowski, T
Laffranchi, M
Lagoda, J
机构
[1] Univ Aquila, Dipartimento Fis, I-67100 Laquila, Italy
[2] Ist Nazl Fis Nucl, I-67100 Laquila, Italy
[3] Ist Nazl Fis Nucl, Lab Nazl Gran Sasso, Assergi, Italy
[4] ETH Honggerberg, Inst Particle Phys, CH-8093 Zurich, Switzerland
[5] Univ Padua, Padua, Italy
[6] Ist Nazl Fis Nucl, Padua, Italy
[7] Univ Milan, Milan, Italy
[8] Ist Nazl Fis Nucl, Milan, Italy
[9] Silesian Univ, Inst Phys, PL-40007 Katowice, Poland
[10] Univ Pavia, I-27100 Pavia, Italy
[11] Ist Nazl Fis Nucl, I-27100 Pavia, Italy
[12] CERN, Geneva, Switzerland
[13] Politecn Milan, CESNEF, Milan, Italy
[14] Acad Sinica, IHEP, Beijing, Peoples R China
[15] H Niewodniczanski Inst Nucl Phys, PL-31342 Krakow, Poland
[16] Univ Calif Los Angeles, Dept Phys, Los Angeles, CA 90024 USA
[17] Univ Wroclaw, Inst Theoret Phys, PL-50138 Wroclaw, Poland
[18] Warsaw Univ, Inst Phys Expt, Warsaw, Poland
[19] A Soltan Inst Nucl Studies, Warsaw, Poland
[20] IFSI, Turin, Italy
[21] Univ Turin, Turin, Italy
[22] Ist Nazl Fis Nucl, Lab Nazl Frascati, I-00044 Frascati, Italy
[23] Univ Sci & Technol, AGH, Krakow, Poland
[24] Ist Nazl Fis Nucl, Paris, France
关键词
liquid argon; track reconstruction; Cherenkov light;
D O I
10.1016/j.nima.2003.08.177
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Detection of Cherenkov light emission in liquid argon has been obtained with an ICARUS prototype, during a dedicated test run at the Gran Sasso Laboratory external facility. Ionizing tracks from cosmic ray muons crossing the detector active volume have been collected in coincidence with visible light signals from a photo-multiplier (PMT) immersed in liquid argon. A 3D reconstruction of the tracks has been performed exploiting the ICARUS imaging capability. The angular distributions of the tracks triggered by the PMT signals show an evident directionality. By means of a detailed Monte Carlo simulation we show that the geometrical characteristics of the events are compatible with the hypothesis of Cherenkov light emission as the main source of the PMT signals. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:348 / 363
页数:16
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