Muon-induced backgrounds in the CUORICINO experiment

被引:26
作者
Andreotti, E. [2 ,3 ]
Arnaboldi, C. [3 ,4 ]
Avignone, F. T., III
Balata, M. [6 ]
Bandac, I. [5 ]
Barucci, M. [7 ,8 ]
Beeman, J. W. [1 ]
Bellini, F. [9 ,10 ]
Bloxham, T. [1 ]
Brofferio, C. [3 ,4 ]
Bryant, A. [1 ,11 ]
Bucci, C. [6 ]
Canonica, L. [12 ,13 ]
Capelli, S. [3 ,4 ]
Carbone, L. [3 ]
Carrettoni, M. [3 ,4 ]
Clemenza, M. [3 ,4 ]
Cremonesi, O. [3 ]
Creswick, R. J. [5 ]
Di Domizio, S. [12 ,13 ]
Dolinski, M. J. [11 ,14 ]
Ejzak, L. [15 ]
Faccini, R. [9 ,10 ]
Farach, H. A. [5 ]
Ferri, E. [3 ,4 ]
Ferroni, F. [9 ,10 ]
Fiorini, E. [3 ,4 ]
Foggetta, L. [3 ]
Giachero, A. [3 ]
Gironi, L. [3 ]
Giuliani, A. [2 ,3 ]
Gorla, P. [6 ]
Guardincerri, E. [12 ,13 ]
Gutierrez, T. D. [16 ]
Haller, E. E. [1 ,17 ]
Kadel, R.
Kazkaz, K. [14 ]
Kraft, S. [3 ,4 ]
Kogler, L. [1 ]
Kolomensky, Yu. G. [1 ,11 ]
Maiano, C. [3 ,4 ]
Maruyama, R. H. [15 ]
Martinez, C. [5 ]
Martinez, M. [3 ]
Mizouni, L. [5 ]
Morganti, S. [10 ]
Nisi, S. [6 ]
Nones, C. [2 ,3 ]
Norman, E. B. [14 ,18 ]
Nucciotti, A. [3 ,4 ]
机构
[1] Univ Calif Berkeley, Lawrence Berkeley Lab, Berkeley, CA 94720 USA
[2] Univ Insubria, Dipartimento Matemat & Fis, I-22100 Como, Italy
[3] Sez INFN Milano Bicocca, I-20126 Milan, Italy
[4] Univ Milan, Dipartimento Fis, I-20126 Bicocca, Italy
[5] Univ S Carolina, Dept Phys & Astron, Columbia, SC 29208 USA
[6] Assergi LAquila, Lab Nazl Gran Sasso, I-67010 Coppito, Italy
[7] Univ Florence, Dipartimento Fis, I-50125 Florence, Italy
[8] Sez INFN Firenze, I-50125 Florence, Italy
[9] Univ Roma La Sapienza, Dipartimento Fis, I-00185 Rome, Italy
[10] Sez INFN Roma, I-00185 Rome, Italy
[11] Univ Calif Berkeley, Dept Phys, Berkeley, CA 94720 USA
[12] Univ Genoa, Dipartimento Fis, I-16146 Genoa, Italy
[13] Sez 1NFN Genova, I-16146 Genoa, Italy
[14] Lawrence Livermore Natl Lab, Livermore, CA 94550 USA
[15] Univ Wisconsin, Madison, WI 53706 USA
[16] Calif Polytech State Univ San Luis Obispo, San Luis Obispo, CA 93407 USA
[17] Univ Calif Berkeley, Dept Mat Sci & Engn, Berkeley, CA 94720 USA
[18] Univ Calif Berkeley, Dept Nucl Engn, Berkeley, CA 94720 USA
[19] Lab Nazl Legnaro, I-35020 Legnaro, Italy
关键词
CUORICINO; Muons; Cosmic rays; Double beta decay; Neutrinos; MONTE-CARLO EVALUATION; HIGH-ENERGY MUONS; NEUTRON-PRODUCTION; FLUX;
D O I
10.1016/j.astropartphys.2010.04.004
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
To better understand the contribution of cosmic ray muons to the CUORICINO background, 10 plastic scintillator detectors were installed at the CUORICINO site and operated during the final 3 months of the experiment. From these measurements, an upper limit of 0.0021 counts/(keV kg yr) (95% CL) was obtained on the cosmic ray-induced background in the neutrinoless double beta decay region of interest. The measurements were also compared to GEANT4 simulations. (c) 2010 Elsevier B.V. All rights reserved.
引用
收藏
页码:18 / 24
页数:7
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