Phys. Rev. D
65,
031103(R)
(2002)
[4 pages]
Search for B0→π0π0 decay
D. M. Asner et al. (CLEO Collaboration)
Show All Authors/Affiliations
Hide All Authors/Affiliations
D. M. Asner1, A. Eppich1, T. S. Hill1, R. J. Morrison1, R. A. Briere2, G. P. Chen2, T. Ferguson2, H. Vogel2, A. Gritsan3, J. P. Alexander4, R. Baker4, C. Bebek4, B. E. Berger4, K. Berkelman4, F. Blanc4, V. Boisvert4, D. G. Cassel4, P. S. Drell4, J. E. Duboscq4, K. M. Ecklund4, R. Ehrlich4, P. Gaidarev4, L. Gibbons4, B. Gittelman4, S. W. Gray4, D. L. Hartill4, B. K. Heltsley4, P. I. Hopman4, L. Hsu4, C. D. Jones4, J. Kandaswamy4, D. L. Kreinick4, M. Lohner4, A. Magerkurth4, T. O. Meyer4, N. B. Mistry4, E. Nordberg4, M. Palmer4, J. R. Patterson4, D. Peterson4, D. Riley4, A. Romano4, J. G. Thayer4, D. Urner4, B. Valant-Spaight4, G. Viehhauser4, A. Warburton4, P. Avery5, C. Prescott5, A. I. Rubiera5, H. Stoeck5, J. Yelton5, G. Brandenburg6, A. Ershov6, D. Y.-J. Kim6, R. Wilson6, T. Bergfeld7, B. I. Eisenstein7, J. Ernst7, G. E. Gladding7, G. D. Gollin7, R. M. Hans7, E. Johnson7, I. Karliner7, M. A. Marsh7, C. Plager7, C. Sedlack7, M. Selen7, J. J. Thaler7, J. Williams7, K. W. Edwards8, R. Janicek9, P. M. Patel9, A. J. Sadoff10, R. Ammar11, A. Bean11, D. Besson11, X. Zhao11, S. Anderson12, V. V. Frolov12, Y. Kubota12, S. J. Lee12, J. J. O’Neill12, R. Poling12, T. Riehle12, A. Smith12, C. J. Stepaniak12, J. Urheim12, S. Ahmed13, M. S. Alam13, S. B. Athar13, L. Jian13, L. Ling13, M. Saleem13, S. Timm13, F. Wappler13, A. Anastassov14, E. Eckhart14, K. K. Gan14, C. Gwon14, T. Hart14, K. Honscheid14, D. Hufnagel14, H. Kagan14, R. Kass14, T. K. Pedlar14, H. Schwarthoff14, J. B. Thayer14, E. von Toerne14, M. M. Zoeller14, S. J. Richichi15, H. Severini15, P. Skubic15, A. Undrus15, V. Savinov16, S. Chen17, J. Fast17, J. W. Hinson17, J. Lee17, D. H. Miller17, E. I. Shibata17, I. P. J. Shipsey17, V. Pavlunin17, D. Cronin-Hennessy18, A. L. Lyon18, E. H. Thorndike18, T. E. Coan19, V. Fadeyev19, Y. S. Gao19, Y. Maravin19, I. Narsky19, R. Stroynowski19, J. Ye19, T. Wlodek19, M. Artuso20, C. Boulahouache20, K. Bukin20, E. Dambasuren20, G. Majumder20, R. Mountain20, S. Schuh20, T. Skwarnicki20, S. Stone20, J. C. Wang20, A. Wolf20, J. Wu20, S. Kopp21, M. Kostin21, A. H. Mahmood22, S. E. Csorna23, I. Danko23, K. W. McLean23, Z. Xu23, R. Godang24, G. Bonvicini25, D. Cinabro25, M. Dubrovin25, S. McGee25, G. J. Zhou25, A. Bornheim26, E. Lipeles26, S. P. Pappas26, M. Schmidtler26, A. Shapiro26, W. M. Sun26, A. J. Weinstein26, D. E. Jaffe27, R. Mahapatra27, G. Masek27, and H. P. Paar27 (CLEO Collaboration)
1University of California, Santa Barbara, California 93106
2Carnegie Mellon University, Pittsburgh, Pennsylvania 15213
3University of Colorado, Boulder, Colorado 80309-0390
4Cornell University, Ithaca, New York 14853
5University of Florida, Gainesville, Florida 32611
6Harvard University, Cambridge, Massachusetts 02138
7University of Illinois, Urbana-Champaign, Illinois 61801
8Carleton University, Ottawa, Ontario, Canada K1S 5B6the Institute of Particle Physics, Canada
9McGill University, Montréal, Québec, Canada H3A 2T8the Institute of Particle Physics, Canada
10Ithaca College, Ithaca, New York 14850
11University of Kansas, Lawrence, Kansas 66045
12University of Minnesota, Minneapolis, Minnesota 55455
13State University of New York at Albany, Albany, New York 12222
14Ohio State University, Columbus, Ohio 43210
15University of Oklahoma, Norman, Oklahoma 73019
16University of Pittsburgh, Pittsburgh, Pennsylvania 15260
17Purdue University, West Lafayette, Indiana 47907
18University of Rochester, Rochester, New York 14627
19Southern Methodist University, Dallas, Texas 75275
20Syracuse University, Syracuse, New York 13244
21University of Texas, Austin, Texas 78712
22University of Texas–Pan American, Edinburg, Texas 78539
23Vanderbilt University, Nashville, Tennessee 37235
24Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061
25Wayne State University, Detroit, Michigan 48202
26California Institute of Technology, Pasadena, California 91125
27University of California, San Diego, La Jolla, California 92093
Received 23 March 2001; published 10 January 2002
We have searched for the charmless hadronic decay of B0 mesons into two neutral pions. Using 9.13 fb-1 taken at the Υ(4S) with the CLEO detector, we obtain an improved upper limit for the branching fraction B(B0→π0π0)<5.7×10-6 at the 90% confidence level.
© 2002 The American Physical Society
URL:
http://link.aps.org/doi/10.1103/PhysRevD.65.031103
DOI:
10.1103/PhysRevD.65.031103
PACS:
13.25.Hw, 11.30.Er, 14.40.Nd
|
|
