Lateral distributions of EAS muons (Eμ >800 MeV) measured with the KASCADE-Grande Muon Tracking Detector in the primary energy range 1016-1017 eV

被引:15
|
作者
Apel, W. D. [1 ]
Arteaga-Velazquez, Jc [2 ]
Bekk, K. [1 ]
Bertaina, M. [3 ]
Bluemer, J. [1 ,4 ]
Bozdog, H. [1 ]
Brancus, I. M. [5 ]
Cantoni, E. [3 ,6 ]
Chiavassa, A. [3 ]
Cossavella, F. [6 ]
Daumiller, K. [1 ]
de Souza, V. [7 ]
Di Pierro, F. [3 ]
Doll, P. [1 ]
Engel, R. [1 ]
Engler, J. [1 ]
Fuchs, B. [6 ]
Fuhrmann, D. [8 ]
Gherghel-Lascu, A. [5 ]
Gils, H. J. [1 ]
Glasstetter, R. [8 ]
Grupen, C. [9 ]
Haungs, A. [1 ]
Heck, D. [1 ]
Hoerandel, J. R. [10 ]
Huber, D. [4 ]
Huege, T. [1 ]
Kampert, K. -H. [8 ]
Kang, D. [4 ]
Klages, H. O. [1 ]
Link, K. [4 ]
Luczak, P. [11 ]
Mathes, H. J. [1 ]
Mayer, H. J. [1 ]
Milke, J. [1 ]
Mitrica, B. [5 ]
Morello, C. [6 ]
Oehlschlaeger, J. [1 ]
Ostapchenko, S. [1 ]
Palmieri, N. [4 ]
Petcu, M. [5 ]
Pierog, T. [1 ]
Rebel, H. [1 ]
Roth, M. [1 ]
Schieler, H. [1 ]
Schoo, S. [1 ]
Schroeder, F. G. [1 ]
Sima, O. [12 ]
Toma, G. [5 ]
Trinchero, G. C. [3 ]
机构
[1] Karlsruhe Inst Technol, Inst Kernphys, D-76021 Karlsruhe, Germany
[2] Univ Michoacana, Inst Fis & Matemat, Morelia, Michoacan, Mexico
[3] Univ Turin, Dipartimento Fis, I-10124 Turin, Italy
[4] Karlsruhe Inst Technol, Inst Expt Kernphys, D-76021 Karlsruhe, Germany
[5] Horia Hulubei Natl Inst Phys & Nucl Engn, Bucharest, Romania
[6] INAF Torino, Osserv Astrofis Torino, Turin, Italy
[7] Univ Sao Paulo, Inst Fis Sao Carlos, BR-05508 Sao Paulo, Brazil
[8] Univ Wuppertal, Fachbereich Phys, Wuppertal, Germany
[9] Univ Siegen, Dept Phys, D-57068 Siegen, Germany
[10] Radboud Univ Nijmegen, Dept Astrophys, NL-6525 ED Nijmegen, Netherlands
[11] Natl Ctr Nucl Res, Dept Astrophys, Lodz, Poland
[12] Univ Bucharest, Dept Phys, Bucharest, Romania
关键词
Cosmic rays; Extensive air showers; KASCADE-Grande; Muon Tracking Detector; Lateral distributions; Muon density;
D O I
10.1016/j.astropartphys.2014.12.001
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The KASCADE-Grande large area (128 m(2)) Muon Tracking Detector has been built with the aim to identify muons (E-mu(thr) = 800 MeV) in Extensive Air Showers by track measurements under 18 r.l. shielding. This detector provides high-accuracy angular information (approx. 0.3 degrees) for muons up to 700 m distance from the shower core. In this work we present the lateral density distributions of muons in EAS measured with the Muon Tracking Detector of the KASCADE-Grande experiment. The density is calculated by counting muon tracks in a muon-to-shower-axis distance range from 100 m to 610 m from showers with reconstructed energy of 10(16)-10(17) eV and zenith angle theta < 18 degrees. In the distance range covered by the experiment, these distributions are well described by functions phenomenologically determined already in the fifties (of the last century) by Greisen. They are compared also with the distributions obtained with the KASCADE scintillator array (E-mu(thr) = 230 MeV) and with distributions obtained using simulated showers. (C) 2014 Elsevier B.V. All rights reserved.
引用
收藏
页码:55 / 63
页数:9
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