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Search for the decay mode B0 → ppp ̄ p ̄

  • J. P. Lees
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  • , E. A. Kozyrev
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Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

A search is presented for the four-body decay B0 → ppp̄ p̄ in a sample of 471 million BB pairs collected with the BABAR detector, operated at the SLAC PEP-II asymmetric-energy e+e- collider. The center-ofmass energy is 10.58 GeV. From a fit to the distribution of the energy-substituted mass mES, the branching fraction B(B0 → ppp p) = (1.1 ± 0.5 ± 0.2) × 10-7 is extracted, where the first uncertainty is statistical and the second is systematic. The significance of the signal, including the systematic uncertainty, is 2.9 standard deviations. The upper limit on the branching fraction is determined to be 2.0 × 10-7 at 90% confidence level.

Original languageEnglish
Article number071102
Number of pages7
JournalPhysical Review D
Volume98
Issue number7
DOIs
StatePublished - Oct 2018

Funding

FundersFunder number
Stichting voor Fundamenteel Onderzoek der Materie
National Science Foundation
Institut National de Physique Nucléaire et de Physique des Particules
Science and Technology Facilities Council
Instituto Nazionale di Fisica Nucleare
Norges Forskningsråd
Ministerio de Economía y Competitividad
Bundesministerium für Bildung und Forschung
Commissariat à l'Énergie Atomique et aux Énergies Alternatives
Deutsche Forschungsgemeinschaft
European Commission
U.S. Department of Energy
Marie Curie
Ministry of Education and Science of the Russian Federation
Natural Sciences and Engineering Research Council of Canada
Alfred P. Sloan Foundation
United States-Israel Binational Science FoundationU.S.-Israel
UK Research and Innovation53706

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