Improved limits onB0decays to invisible(+γ)final states

J. Allison1, G. Simi1, V. Tisserand1, J. Garra Tico2, E. Graugés2, A. Palano3,4, G. Eigen5, B. Stugu5, D. N. Brown6, L. T. Kerth6, M. Martinelli6, G. Lynch6, E. Gabathuler7, T. Vazquez Schroeder7, D. J. Asgeirsson8, C. Hearty8, T. S. Mattison8, J. A. McKenna8, R. Y. So8, D. Martínez Santos9, V. E. Blinov10, А. Р. Бузыкаев10, В. П. Дружинин10, K. Yu. Todyshev10, E. A. Kravchenko10, A. P. Onuchin10, S. I. Serednyakov10, Yu. I. Skovpen10, E. P. Solodov10, A. N. Yushkov10, M. Bondioli11, D. Kirkby11, M. Lefebvre11, M. Mandelkern11, H. Atmacan12, C. Touramanis12, F. Liu12, O. Long12, G. M. Vitug12, E. Clement13, T. M. Hong13, D. Kovalskyi13, J. D. Richman13, Christopher West13, A. M. Eisner14, J. Kroseberg14, W. S. Lockman14, A. J. Martínez14, B. A. Schumm14, A. Seiden14, D. S. Chao15, J. Ocariz15, B. Echenard15, K. T. Flood15, D. G. Hitlin15, P. Ongmongkolkul15, F. C. Porter15, A. Y. Rakitin15, R. Andreassen16, A. Grecu16, James Vincent Mead16, C. Dallapiccola16, M. Negrini16, M. Rotondo17, A. Gaz17, C. Chen17, L. Y. Dong17, R. Ayad18, B. Spaan19, R. J. Barlow20, R. Schwierz20, D. Bernard21, Y. Coadou22, S. Playfer22, D. Bettoni23, C. Bozzi23, R. Calabrese24,23, G. Cibinetto24,23, E. Fioravanti24,23, I. Garzia24,23, E. Luppi24,23, M. Munerato24,23, L. Piemontese23, G. Rong23, G. Lafferty25, A. Calcaterra25, R. de Sangro25, G. Finocchiaro25, P. Patteri25, C. Patrignani25, M. Piccolo25, G. Rizzo25, R. Contri26,27, M. Masuda26,27, M. Lo Vetere26,27, M. E. Dinardo26,27, S. Passaggio27, M. R. Monge27, B. Bhuyan28, V. Prasad28, C. L. Lee29, M. Morii29, S. Majewski30, A. Adametz31, A. Ustyuzhanin31, H. M. Lacker32, T. Lueck32, U. Mallik33, J. Cochran34, W. T. Meyer34, L. Vitale34, J. Serrano34, A. V. Gritsan35, V. Azzolini35, N. Arnaud36, M. Davier36, Д. Деркач36, G. Grosdidier36, B. Malaescu36, P. Roudeau36, D. Melnychuk36, S. Stone36, G. Wormser36, D. J. Lange37, D. M. Wright37, C. A. Chavez38, J. P. Coleman38, J. R. Fry38, D. J. Payne38, A. J. Bevan39, F. Di Lodovico39, G. Cowan40, D. N. Brown41, C. L. Davis41, A. G. Denig42, M. Fritsch42, W. Gradl42, K. Griessinger42, A. Hafner42, R. Cenci43, F. Forti44, R. Lefèvre44, A. Jawahery44, G. Sciolla45, D. Dujmic45, D. Lindemann46, P. M. Patel46, N. Neri46, J. Dalseno47, R. Godang47, R. Kroeger47, P. Sonnek47, D. J. Summers47, X. Nguyen48, M. Simard48, P. Taras48, L. Lista49,50, C. Sciacca49,50, G. Raven51, R. Frey52, J. M. LoSecco52, G. Benelli52, K. Honscheid53, D. Strom54, E. Feltresi55,56, J. Pazzini55,56, E. Ben-Haim57, G. Della Ricca57, G. R. Bonneaud57, H. Briand57, J. Chauveau57, O. Hamon57, L. Roos57, S. Sitt57, R. Covarelli58,59, S. Pacetti58,59, A. Rossi58,59, C. Angelini60,61, S. Bettarini60,61, F. Bianchi60,61, Giorgio Rizzo60,61, J. Walsh61, D. Lopes Pegna62, X. Shi62, F. Ferrarotto62, G. Cavoto62, F. Ferrarotto63, F. Ferroni64,63, P. Jackson64,63, M. A. Mazzoni63, W. Dunwoodie63, C. Bünger65, O. Grünberg65, T. Hartmann65, T. Leddig65, H. Schröder65, T. Adye65, F. F. Wilson66, G. Hamel de Monchenault66, G. Vasseur67, Ch. Yèche67, R. Bartoldus68, G. Della Ricca68, M. Cristinziani68, J. Dorfan68, G. P. Dubois-Felsmann68, M. Franco Sevilla68, M. Franco Sevilla68, B. G. Fulsom68, A. M. Gabareen68, S. Grinstein68, C. Hast68, W. R. Innes68, P. Kim68, M. L. Kocian68, D. W. G. S. Leith68, A. Lister68, S. Luitz68, V. Lüth68, H. L. Lynch68, D. B. MacFarlane68, A. Roodman68, F. Blanc68, M. Perl68, J. Schwiening68, A. Snyder68, M. K. Sullivan68, J. Va’vra68, A. P. Wagner68, W. J. Wisniewski68, A. Wolf68, D. H. Wright68, A. K. Yarritu68, C. C. Young68, V. Ziegler68, W. Park69, M. V. Purohit69, R. M. White69, P. R. Burchat70, T. S. Miyashita70, E. M. T. Puccio70, M. S. Alam71, J. Chauveau71, J. Haba71, D. R. Peimer72, A. Soffer72, P. Lund72, S. M. Spanier73, J. L. Ritchie73, A. M. Ruland74, P. F. Harrison74, J. M. Izen74, X. C. Lou75, F. De Mori76,77, A. Oyanguren78, J. Albert79, Sw. Banerjee79, F. U. Bernlochner79, R. Kowalewski79, F. Simon79, N. Tasneem79, E. Charles80, S. Dasu80, S. L. Wu80
1Laboratoire d’Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS: IN2P3, F-74941 Annecy-Le-Vieux, France
2Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
3Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
4INFN, Sezione di Bari, I-70126 Bari, Italy
5University of Bergen, Institute of Physics, N-5007 Bergen, Norway
6Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
7Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
8University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
9Brunel University, Uxbridge, Middlesex UB8 3PH, United Kingdom
10Budker Institute of Nuclear Physics, Novosibirsk, 630090, Russia
11University of California at Irvine, Irvine, California 92697, USA
12University of California at Riverside, Riverside, California 92521, USA
13University of California at Santa Barbara, Santa Barbara, California 93106 USA
14University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
15California Institute of Technology, Pasadena, California, 91125, USA
16University of Cincinnati, Cincinnati, Ohio 45221 USA
17University of Colorado, Boulder, Colorado 80309, USA
18Colorado State University, Fort Collins, Colorado 80523 USA
19Technische Universität Dortmund, Fakultät Physik, D-44221 Dortmund, Germany
20Technische Universität Dresden, Institut für Kern- und Teilchenphysik, D-01062 Dresden, Germany
21Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
22University of Edinburgh, Edinburgh EH9 3JZ, United Kingdom
23INFN, Sezione di Ferrara, I-44100 Ferrara, Italy
24Dipartimento di Fisica, Università di Ferrara, I-44100 Ferrara, Italy
25INFN, Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
26Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
27INFN, Sezione di Genova, I-16146 Genova, Italy
28Indian Institute of Technology Guwahati, Guwahati, Assam, 781 039, India
29Harvard University, Cambridge, Massachusetts 02138 USA
30Harvey Mudd College , Claremont, California 91711
31Universität Heidelberg, Physikalisches Institut, Philosophenweg 12, D-69120 Heidelberg, Germany
32Humboldt-Universität zu Berlin, Institut für Physik, Newtonstr. 15, D-12489 Berlin, Germany
33University of Iowa, Iowa City, Iowa 52242, USA
34Iowa State University, Ames, Iowa 50011-3160, USA
35Johns Hopkins University, Baltimore, Maryland 21218 USA
36Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, B. P. 34, F-91898 Orsay Cedex, France
37Lawrence Livermore National Laboratory, Livermore, California 94550, USA
38University of Liverpool, Liverpool L69 7ZE, United Kingdom
39Queen Mary, University of London, London E1 4NS, United Kingdom
40University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
41University of Louisville Louisville, Kentucky 40292 USA
42Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
43University of Manchester, Manchester M13 9PL, United Kingdom
44University of Maryland, College Park, Maryland 20742, USA
45Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
46McGill University, Montréal, Québec, Canada H3A 2T8
47University of Mississippi, University, Mississippi 38677, USA
48Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
49Dipartimento di Scienze Fisiche, Università di Napoli “Federico II”, I-80126 Napoli, Italy
50INFN, Sezione di Napoli, I-80126 Napoli, Italy
51NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, The Netherlands
52University of Notre Dame, Notre Dame, Indiana 46556 USA
53Ohio State University, Columbus, Ohio 43210, USA
54University of Oregon, Eugene, Oregon 97403 USA
55Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
56INFN, Sezione di Padova, I-35131 Padova, Italy
57Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
58Dipartimento di Fisica, Università di Perugia, I-06100 Perugia, Italy
59INFN Sezione di Perugia, I-06100 Perugia, Italy
60Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
61INFN Sezione di Pisa, I-56127 Pisa, Italy
62Princeton University, Princeton, New Jersey 08544, USA
63INFN, Sezione di Roma, I-00185 Roma, Italy
64Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
65Universität Rostock, D-18051 Rostock, Germany
66Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
67CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
68SLAC National Accelerator Laboratory, Stanford, California 94309 USA
69University of South Carolina, Columbia, South Carolina 29208 USA
70Stanford University, Stanford, California 94305-4060, USA
71State University of New York, Albany, New York 12222, USA
72Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
73University of Tennessee, Knoxville, Tennessee 37996, USA
74University of Texas at Austin, Austin, Texas 78712, USA
75University of Texas at Dallas, Richardson, Texas 75083, USA
76Dipartimento di Fisica Sperimentale, Università di Torino, I-10125 Torino, Italy
77INFN, Sezione di Torino, I-10125 Torino, Italy
78IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
79University of Victoria, Victoria British Columbia, Canada V8W 3P6
80University of Wisconsin, Madison, Wisconsin 53706, USA

Tóm tắt

Từ khóa


Tài liệu tham khảo

10.1103/PhysRevLett.93.091802

10.1016/0550-3213(93)90405-E

10.1016/0370-2693(96)00587-4

10.1103/PhysRevLett.87.041801

10.1103/PhysRevD.65.015001

10.1016/S0370-2693(00)00941-2

10.1016/S0370-2693(00)01400-3

10.1103/PhysRevD.65.105015

10.1016/S0168-9002(01)02012-5

10.1016/S0168-9002(03)01368-8

10.1088/0954-3899/37/7A/075021

A. Hoecker, Proc. Sci.

10.1016/S0010-4655(00)00243-5