Reactor (ν)over-bare disappearance in the Double Chooz experiment

被引:283
作者
Abe, Y. [1 ]
Aberle, C. [28 ]
dos Anjos, J. C. [12 ]
Barriere, J. C. [22 ]
Bergevin, M. [16 ]
Bernstein, A. [23 ]
Bezerra, T. J. C. [35 ]
Bezrukhov, L. [21 ]
Blucher, E. [13 ]
Bowden, N. S. [23 ]
Buck, C. [28 ]
Busenitz, J. [9 ]
Cabrera, A. [11 ]
Caden, E. [17 ]
Camilleri, L. [15 ]
Carr, R. [15 ]
Cerrada, M. [14 ]
Chang, P. -J. [24 ]
Chimenti, P. [4 ]
Classen, T. [16 ,23 ]
Collin, A. P. [22 ]
Conover, E. [13 ]
Conrad, J. M. [27 ]
Crespo-Anadon, J. I. [14 ]
Crum, K. [13 ]
Cucoanes, A. [22 ,32 ]
D'Agostino, M. V. [10 ]
Damon, E. [17 ]
Dawson, J. V. [7 ,11 ]
Dazeley, S. [23 ]
Dietrich, D. [3 ]
Djurcic, Z. [10 ]
Dracos, M. [31 ]
Durand, V. [11 ,22 ]
Ebert, J. [18 ]
Efremenko, Y. [34 ]
Elnimr, M. [32 ]
Etenko, A. [26 ]
Fallot, M. [32 ]
Fechner, M. [22 ]
von Feilitzsch, F. [33 ]
Felde, J. [16 ]
Franco, D. [11 ]
Franke, A. J. [15 ]
Franke, M. [33 ]
Furuta, H. [35 ]
Gama, R. [12 ]
Gil-Botella, I. [14 ]
Giot, L. [32 ]
Goeger-Neff, M. [33 ]
机构
[1] Tokyo Inst Technol, Dept Phys, Tokyo 1528551, Japan
[2] Tokyo Metropolitan Univ, Dept Phys, Tokyo 1920397, Japan
[3] Univ Tubingen, Kepler Ctr Astro & Particle Phys, D-72076 Tubingen, Germany
[4] Univ Fed Abc, Santo Andre, SP, Brazil
[5] Univ Estadual Campinas, UNICAMP, Campinas, SP, Brazil
[6] Virginia Tech, Ctr Neutrino Phys, Blacksburg, VA 24061 USA
[7] Lab Neutrino Champagne Ardenne, F-08600 Rancennes, France
[8] Rhein Westfal TH Aachen, Inst Phys 3, D-52056 Aachen, Germany
[9] Univ Alabama, Dept Phys & Astron, Tuscaloosa, AL 35487 USA
[10] Argonne Natl Lab, Argonne, IL 60439 USA
[11] Univ Paris Diderot, APC, CNRS IN2P3, CEA IRFU,Observ Paris, F-75205 Paris 13, France
[12] Ctr Brasileiro Pesquisas Fis, BR-22290180 Rio De Janeiro, RJ, Brazil
[13] Univ Chicago, Enrico Fermi Inst, Chicago, IL 60637 USA
[14] CIEMAT, E-28040 Madrid, Spain
[15] Columbia Univ, New York, NY 10027 USA
[16] Univ Calif Davis, Davis, CA 95616 USA
[17] Drexel Univ, Dept Phys, Philadelphia, PA 19104 USA
[18] Univ Hamburg, Inst Expt Phys, D-22761 Hamburg, Germany
[19] Hiroshima Inst Technol, Hiroshima 7315193, Japan
[20] IIT, Dept Phys, Chicago, IL 60616 USA
[21] Russian Acad Sci, Inst Nucl Res, Moscow 117901, Russia
[22] IRFU, Commissariat Energie Atom & Energies Alternat, Ctr Saclay, F-91191 Gif Sur Yvette, France
[23] Lawrence Livermore Natl Lab, Livermore, CA 94550 USA
[24] Kansas State Univ, Dept Phys, Manhattan, KS 66506 USA
[25] Kobe Univ, Dept Phys, Kobe, Hyogo 6578501, Japan
[26] NRC Kurchatov Inst, Moscow 123182, Russia
[27] MIT, Cambridge, MA 02139 USA
[28] Max Planck Inst Kernphys, D-69117 Heidelberg, Germany
[29] Niigata Univ, Dept Phys, Niigata 9502181, Japan
[30] Univ Notre Dame, Notre Dame, IN 46556 USA
[31] Univ Strasbourg, IPHC, CNRS IN2P3, F-67037 Strasbourg, France
[32] Univ Nantes, SUBATECH, CNRS IN2P3, Ecole Mines Nantes, F-44307 Nantes, France
[33] Tech Univ Munich, Dept Phys, D-85747 Garching, Germany
[34] Univ Tennessee, Dept Phys & Astron, Knoxville, TN 37996 USA
[35] Tohoku Univ, Res Ctr Neutrino Sci, Sendai, Miyagi 9808578, Japan
[36] Tohoku Gakuin Univ, Sendai, Miyagi 9813193, Japan
来源
PHYSICAL REVIEW D | 2012年 / 86卷 / 05期
基金
美国国家科学基金会; 巴西圣保罗研究基金会; 俄罗斯基础研究基金会; 日本学术振兴会;
关键词
NEUTRON FISSION-PRODUCTS; SPECTRA; PU-239;
D O I
10.1103/PhysRevD.86.052008
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The Double Chooz experiment has observed 8249 candidate electron antineutrino events in 227.93 live days with 33.71 GW-ton-years (reactor power X detector mass X live time) exposure using a 10.3 m(3) fiducial volume detector located at 1050 m from the reactor cores of the Chooz nuclear power plant in France. The expectation in case of theta(13) = 0 is 8937 events. The deficit is interpreted as evidence of electron antineutrino disappearance. From a rate plus spectral shape analysis we find sin(2)2 theta(13) = 0.109 +/- 0.030(stat) +/- 0.025(syst). The data exclude the no-oscillation hypothesis at 99.8% CL (2.9 sigma).
引用
收藏
页数:21
相关论文
共 61 条
  • [1] Measurement of the 8B solar neutrino flux with the KamLAND liquid scintillator detector
    Abe, S.
    Furuno, K.
    Gando, A.
    Gando, Y.
    Ichimura, K.
    Ikeda, H.
    Inoue, K.
    Kibe, Y.
    Kimura, W.
    Kishimoto, Y.
    Koga, M.
    Minekawa, Y.
    Mitsui, T.
    Morikawa, T.
    Nagai, N.
    Nakajima, K.
    Nakamura, K.
    Nakamura, M.
    Narita, K.
    Shimizu, I.
    Shimizu, Y.
    Shirai, J.
    Suekane, F.
    Suzuki, A.
    Takahashi, H.
    Takahashi, N.
    Takemoto, Y.
    Tamae, K.
    Watanabe, H.
    Xu, B. D.
    Yabumoto, H.
    Yonezawa, E.
    Yoshida, H.
    Yoshida, S.
    Enomoto, S.
    Kozlov, A.
    Murayama, H.
    Grant, C.
    Keefer, G.
    McKee, D.
    Piepke, A.
    Banks, T. I.
    Bloxham, T.
    Detwiler, J. A.
    Freedman, S. J.
    Fujikawa, B. K.
    Han, K.
    Kadel, R.
    O'Donnell, T.
    Steiner, H. M.
    [J]. PHYSICAL REVIEW C, 2011, 84 (03):
  • [2] Production of radioactive isotopes through cosmic muon spallation in KamLAND
    Abe, S.
    Enomoto, S.
    Furuno, K.
    Gando, Y.
    Ikeda, H.
    Inoue, K.
    Kibe, Y.
    Kishimoto, Y.
    Koga, M.
    Minekawa, Y.
    Mitsui, T.
    Nakajima, K.
    Nakajima, K.
    Nakamura, K.
    Nakamura, M.
    Shimizu, I.
    Shimizu, Y.
    Shirai, J.
    Suekane, F.
    Suzuki, A.
    Takemoto, Y.
    Tamae, K.
    Terashima, A.
    Watanabe, H.
    Yonezawa, E.
    Yoshida, S.
    Kozlov, A.
    Murayama, H.
    Busenitz, J.
    Classen, T.
    Grant, C.
    Keefer, G.
    Leonard, D. S.
    McKee, D.
    Piepke, A.
    Banks, T. I.
    Bloxham, T.
    Detwiler, J. A.
    Freedman, S. J.
    Fujikawa, B. K.
    Gray, F.
    Guardincerri, E.
    Hsu, L.
    Ichimura, K.
    Kadel, R.
    Lendvai, C.
    Luk, K. -B.
    O'Donnell, T.
    Steiner, H. M.
    Winslow, L. A.
    [J]. PHYSICAL REVIEW C, 2010, 81 (02):
  • [3] Indication of Reactor (ν)over-bare Disappearance in the Double Chooz Experiment
    Abe, Y.
    Aberle, C.
    Akiri, T.
    dos Anjos, J. C.
    Ardellier, F.
    Barbosa, A. F.
    Baxter, A.
    Bergevin, M.
    Bernstein, A.
    Bezerra, T. J. C.
    Bezrukhov, L.
    Blucher, E.
    Bongrand, M.
    Bowden, N. S.
    Buck, C.
    Busenitz, J.
    Cabrera, A.
    Caden, E.
    Camilleri, L.
    Carr, R.
    Cerrada, M.
    Chang, P. -J.
    Chimenti, P.
    Classen, T.
    Collin, A. P.
    Conover, E.
    Conrad, J. M.
    Cormon, S.
    Crespo-Anadon, J. I.
    Cribier, M.
    Crum, K.
    Cucoanes, A.
    D'Agostino, M. V.
    Damon, E.
    Dawson, J. V.
    Dazeley, S.
    Dierckxsens, M.
    Dietrich, D.
    Djurcic, Z.
    Dracos, M.
    Durand, V.
    Efremenko, Y.
    Elnimr, M.
    Endo, Y.
    Etenko, A.
    Falk, E.
    Fallot, M.
    Fechner, M.
    von Feilitzsch, F.
    Felde, J.
    [J]. PHYSICAL REVIEW LETTERS, 2012, 108 (13)
  • [4] Abe Y., UNPUB
  • [5] Large scale Gd-beta-diketonate based organic liquid scintillator production for antineutrino detection
    Aberle, C.
    Buck, C.
    Gramlich, B.
    Hartmann, F. X.
    Lindner, M.
    Schoenert, S.
    Schwan, U.
    Wagner, S.
    Watanabe, H.
    [J]. JOURNAL OF INSTRUMENTATION, 2012, 7
  • [6] Light output of Double Chooz scintillators for low energy electrons
    Aberle, C.
    Buck, C.
    Hartmann, F. X.
    Schoenert, S.
    Wagner, S.
    [J]. JOURNAL OF INSTRUMENTATION, 2011, 6
  • [7] Light yield and energy transfer in a new Gd-loaded liquid scintillator
    Aberle, C.
    Buck, C.
    Hartmann, F. X.
    Schoenert, S.
    [J]. CHEMICAL PHYSICS LETTERS, 2011, 516 (4-6) : 257 - 262
  • [8] Aberle C., 2011, THESIS U HEIDELBERG
  • [9] Improved Search for Muon-Neutrino to Electron-Neutrino Oscillations in MINOS
    Adamson, P.
    Auty, D. J.
    Ayres, D. S.
    Backhouse, C.
    Barr, G.
    Betancourt, M.
    Bishai, M.
    Blake, A.
    Bock, G. J.
    Boehnlein, D. J.
    Bogert, D.
    Cao, S. V.
    Cavanaugh, S.
    Cherdack, D.
    Childress, S.
    Coelho, J. A. B.
    Corwin, L.
    Cronin-Hennessy, D.
    Danko, I. Z.
    de Jong, J. K.
    Devenish, N. E.
    Diwan, M. V.
    Dorman, M.
    Escobar, C. O.
    Evans, J.
    Falk, E.
    Feldman, G. J.
    Frohne, M. V.
    Gallagher, H. R.
    Gomes, R. A.
    Goodman, M. C.
    Gouffon, P.
    Graf, N.
    Gran, R.
    Grzelak, K.
    Habig, A.
    Hartnell, J.
    Hatcher, R.
    Himmel, A.
    Holin, A.
    Huang, X.
    Hylen, J.
    Irwin, G. M.
    Isvan, Z.
    Jaffe, D. E.
    James, C.
    Jensen, D.
    Kafka, T.
    Kasahara, S. M. S.
    Koizumi, G.
    [J]. PHYSICAL REVIEW LETTERS, 2011, 107 (18)
  • [10] Measurement of the Neutrino Mass Splitting and Flavor Mixing by MINOS
    Adamson, P.
    Andreopoulos, C.
    Armstrong, R.
    Auty, D. J.
    Ayres, D. S.
    Backhouse, C.
    Barr, G.
    Bishai, M.
    Blake, A.
    Bock, G. J.
    Boehnlein, D. J.
    Bogert, D.
    Cavanaugh, S.
    Cherdack, D.
    Childress, S.
    Choudhary, B. C.
    Coelho, J. A. B.
    Coleman, S. J.
    Corwin, L.
    Cronin-Hennessy, D.
    Danko, I. Z.
    de Jong, J. K.
    Devenish, N. E.
    Diwan, M. V.
    Dorman, M.
    Escobar, C. O.
    Evans, J. J.
    Falk, E.
    Feldman, G. J.
    Frohne, M. V.
    Gallagher, H. R.
    Gomes, R. A.
    Goodman, M. C.
    Gouffon, P.
    Graf, N.
    Gran, R.
    Grant, N.
    Grzelak, K.
    Habig, A.
    Harris, D.
    Hartnell, J.
    Hatcher, R.
    Himmel, A.
    Holin, A.
    Huang, X.
    Hylen, J.
    Ilic, J.
    Irwin, G. M.
    Isvan, Z.
    Jaffe, D. E.
    [J]. PHYSICAL REVIEW LETTERS, 2011, 106 (18)