Determination of solar neutrino oscillation parameters using 1496 days of Super-Kamiokande-I data

被引:734
作者
Fukuda, S
Fukuda, Y
Ishitsuka, M
Itow, Y
Kajita, T
Kameda, J
Kaneyuki, K
Kobayashi, K
Koshio, Y
Miura, A
Moriyama, S
Nakahata, M
Nakayama, S
Namba, T
Okada, A
Sakurai, N
Shiozawa, M
Suzuki, Y
Takeuchi, H
Takeuchi, Y
Totsuka, Y
Yamada, S
Desai, S
Earl, M
Kearns, E
Messier, MD
Stone, JL
Sulak, LR
Walter, CW
Goldhaber, A
Barszczak, T
Casper, D
Gajewski, W
Kropp, WR
Mine, S
Liu, DW
Smy, MB
Sobel, HW
Vagins, MR
Gago, A
Ganezer, KS
Keig, WE
Ellsworth, RW
Tasaka, S
Kibayashi, A
Learned, JG
Matsuno, S
Takemori, D
Hayato, Y
Ishii, T
机构
[1] Univ Tokyo, Inst Cosm Ray Res, Kashiwa, Chiba 2778582, Japan
[2] Brookhaven Natl Lab, Dept Phys, Upton, NY 11973 USA
[3] Univ Calif Irvine, Dept Phys & Astron, Irvine, CA 92697 USA
[4] Calif State Univ Dominguez Hills, Dept Phys, Carson, CA 90747 USA
[5] George Mason Univ, Dept Phys, Fairfax, VA 22030 USA
[6] Gifu Univ, Dept Phys, Gifu 5011193, Japan
[7] Univ Hawaii, Dept Phys & Astron, Honolulu, HI 96822 USA
[8] High Energy Accelerator Res Org, Inst Particle & Nucl Studies, Tsukuba, Ibaraki 3050801, Japan
[9] Kobe Univ, Dept Phys, Kobe, Hyogo 6578501, Japan
[10] Kyoto Univ, Dept Phys, Kyoto 6068502, Japan
[11] Los Alamos Natl Lab, Div Phys, Los Alamos, NM 87544 USA
[12] Louisiana State Univ, Dept Phys & Astron, Baton Rouge, LA 70803 USA
[13] Univ Maryland, Dept Phys, College Pk, MD 20742 USA
[14] MIT, Dept Phys, Cambridge, MA 02139 USA
[15] Univ Minnesota, Dept Phys, Duluth, MN 55812 USA
[16] SUNY Stony Brook, Dept Phys & Astron, Stony Brook, NY 11794 USA
[17] Nagoya Univ, Dept Phys, Nagoya, Aichi 4648602, Japan
[18] Niigata Univ, Dept Phys, Niigata 9502181, Japan
[19] Osaka Univ, Dept Phys, Toyonaka, Osaka 5600043, Japan
[20] Seoul Natl Univ, Dept Phys, Seoul 151742, South Korea
[21] Shizuoka Seika Coll, Shizuoka 4258611, Japan
[22] Shizuoka Univ, Dept Syst Engn, Hamamatsu, Shizuoka 4328561, Japan
[23] Tohoku Univ, Res Ctr Neutrino Sci, Sendai, Miyagi 9808578, Japan
[24] Univ Tokyo, Tokyo 1130033, Japan
[25] Tokai Univ, Dept Phys, Hiratsuka, Kanagawa 2591292, Japan
[26] Tokyo Inst Technol, Dept Phys, Tokyo 1528551, Japan
[27] Warsaw Univ, Inst Phys Expt, PL-00681 Warsaw, Poland
[28] Univ Washington, Dept Phys, Seattle, WA 98195 USA
基金
美国国家科学基金会;
关键词
neutrino; solar neutrino; Super-Kamiokande;
D O I
10.1016/S0370-2693(02)02090-7
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A number of different fits to solar neutrino mixing and mass square difference were performed using 1496 days of Super-Kamiokande-I's solar neutrino data. These data select two allowed areas at large neutrino mixing when combined with either the solar B-8 flux prediction of the standard solar model or the SNO interaction rate measurements. A global fit combining SK data with the solar neutrino interaction rates measured by Homestake, SNO, Gallex/GNO and SAGE prefers a single allowed area, the Large Mixing Angle solution, at the 98.9% confidence level. The mass square difference Deltam(2) between the two mass eigenstates ranges from about 3 to 19 X 10(-5) eV(2), while the mixing angle theta is in the range of tan(2)theta approximate to 0.25-0.65. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:179 / 187
页数:9
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