Search for GUT monopoles at Super-Kamiokande

被引:28
作者
Ueno, K. [1 ]
Abe, K. [1 ,2 ]
Hayato, Y. [1 ,2 ]
Iida, T. [1 ]
Iyogi, K. [1 ]
Kameda, J. [1 ,2 ]
Koshio, Y. [1 ,2 ]
Kozuma, Y. [1 ]
Miura, M. [1 ,2 ]
Moriyama, S. [1 ,2 ]
Nakahata, M. [1 ,2 ]
Nakayama, S. [1 ,2 ]
Obayashi, Y. [1 ,2 ]
Sekiya, H. [1 ,2 ]
Shiozawa, M. [1 ,2 ]
Suzuki, Y. [1 ,2 ]
Takeda, A. [1 ,2 ]
Takenaga, Y. [1 ]
Ueshima, K. [1 ]
Yamada, S. [1 ,2 ]
Yokozawa, T. [1 ]
Martens, K. [2 ]
Schuemann, J. [2 ]
Vagins, M. [2 ,5 ]
Ishihara, C. [3 ]
Kaji, H. [3 ]
Kajita, T. [3 ]
Kaneyuki, K. [3 ]
McLachlan, T. [3 ]
Okumura, K. [3 ]
Shimizu, Y. [3 ]
Tanimoto, N. [3 ]
Kearns, E. [2 ,4 ]
Litos, M. [4 ]
Raaf, J. L. [4 ]
Stone, J. L. [2 ,4 ]
Sulak, L. R. [4 ]
Bays, K. [5 ]
Kropp, W. R. [5 ]
Mine, S. [5 ]
Regis, C. [5 ]
Renshaw, A. [5 ]
Smy, M. B. [2 ,5 ]
Sobel, H. W. [5 ]
Ganezer, K. S. [6 ]
Hill, J. [6 ]
Keig, W. E. [6 ]
Jang, J. S. [7 ]
Kim, J. Y. [7 ]
Lim, I. T. [7 ]
机构
[1] Univ Tokyo, Inst Cosm Ray Res, Kamioka Observ, Gifu 5061205, Japan
[2] Univ Tokyo, Inst Phys & Math Universe IPMU, Kashiwa, Chiba 2778583, Japan
[3] Univ Tokyo, Inst Cosm Ray Res, Res Ctr Cosm Neutrinos, Kashiwa, Chiba 2778582, Japan
[4] Boston Univ, Dept Phys, Boston, MA 02215 USA
[5] Univ Calif Irvine, Dept Phys & Astron, Irvine, CA 92697 USA
[6] Calif State Univ Dominguez Hills, Dept Phys, Carson, CA 90747 USA
[7] Chonnam Natl Univ, Dept Phys, Kwangju 500757, South Korea
[8] Duke Univ, Dept Phys, Durham, NC 27708 USA
[9] Fukuoka Inst Technol, Jr Coll, Fukuoka 8110214, Japan
[10] Gifu Univ, Dept Phys, Gifu 5011193, Japan
[11] Univ Hawaii, Dept Phys & Astron, Honolulu, HI 96822 USA
[12] High Energy Accelerator Res Org KEK, Tsukuba, Ibaraki 3050801, Japan
[13] Kobe Univ, Dept Phys, Kobe, Hyogo 6578501, Japan
[14] Kyoto Univ, Dept Phys, Kyoto 6068502, Japan
[15] Univ Autonoma Madrid, Dept Theoret Phys, E-28049 Madrid, Spain
[16] Miyagi Univ Educ, Dept Phys, Sendai, Miyagi 9800845, Japan
[17] Nagoya Univ, Solar Terr Environm Lab, Nagoya, Aichi 4648602, Japan
[18] SUNY Stony Brook, Dept Phys & Astron, Stony Brook, NY 11794 USA
[19] Okayama Univ, Dept Phys, Okayama 7008530, Japan
[20] Osaka Univ, Dept Phys, Toyonaka, Osaka 5600043, Japan
[21] Seoul Natl Univ, Dept Phys, Seoul 151742, South Korea
[22] Shizuoka Univ Welf, Dept Informat Social Welf, Shizuoka 4258611, Japan
[23] Sungkyunlcwan Univ, Dept Phys, Suwon 440746, South Korea
[24] Tokai Univ, Dept Phys, Hiratsuka, Kanagawa 2591292, Japan
[25] Univ Tokyo, Tokyo 1130033, Japan
[26] Tsinghua Univ, Dept Engn Phys, Beijing 100084, Peoples R China
[27] Warsaw Univ, Inst Expt Phys, PL-00681 Warsaw, Poland
[28] Univ Washington, Dept Phys, Seattle, WA 98195 USA
基金
美国能源部; 美国国家科学基金会; 中国国家自然科学基金;
关键词
GUT monopole; Neutrino; Water Cherenkov detector; MAGNETIC MONOPOLES; NEUTRINO OSCILLATIONS; ABUNDANCE; PLASMA; FIELDS; MATTER;
D O I
10.1016/j.astropartphys.2012.05.008
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
GUT monopoles captured by the Sun's gravitation are expected to catalyze proton decays via the Callan-Rubakov process. In this scenario, protons, which initially decay into pions, will ultimately produce v(e), v(mu) and (v) over bar (mu) After undergoing neutrino oscillation, all neutrino species appear when they arrive at the Earth, and can be detected by a 50.000 metric ton Water Cherenkov detector, Super-Kamiokande (SK). A search for low energy neutrinos in the electron total energy range from 19 to 55 MeV was carried out with SK and gives a monopole flux limit of F-M(sigma(0)/1 mb) < 6.3 x 10(-24)(beta(M)/10(-3))(2) cm(-2) s(-1) sr(-1) at 90% C.L., where beta(M) is the monopole velocity in units of the speed of light and sigma(0) is the catalysis cross section at beta(M) = 1. The obtained limit is several orders of magnitude more stringent than the current best cosmic-ray super-massive monopole flux limit for beta(M) < 10(-2) and also two orders of magnitude lower than the result of the Kamiokande experiment, which used a similar detection method. (C) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码:131 / 136
页数:6
相关论文
共 41 条
[31]  
POLYAKOV AM, 1974, JETP LETT+, V20, P194
[32]   ANOMALOUS BARYON NUMBER NON-CONSERVATION IN THE PRESENCE OF SU(5) MONOPOLES [J].
RUBAKOV, VA ;
SEREBRYAKOV, MS .
NUCLEAR PHYSICS B, 1983, 218 (01) :240-268
[34]  
Sakai A., 1993, THESIS U TOKYO
[35]   COSMOLOGICAL BARYON-NUMBER DOMAIN-STRUCTURE AND THE 1ST ORDER PHASE-TRANSITION OF A VACUUM [J].
SATO, K .
PHYSICS LETTERS B, 1981, 99 (01) :66-70
[36]   Precise quasielastic neutrino/nucleon cross-section [J].
Strumia, A ;
Vissani, F .
PHYSICS LETTERS B, 2003, 564 (1-2) :42-54
[37]  
THOOFT G, 1974, NUCL PHYS B, VB 79, P276
[38]  
Thron J.L., 1992, PHYS REV D, VD46, P484
[39]  
TURNER MS, 1982, PHYS REV D, V26, P1296, DOI 10.1103/PhysRevD.26.1296
[40]  
VISSANI F, COMMUNICATION