Observation of double charm production involving open charm in pp collisions at √s = 7 TeV
- R. Aaij,
- C. Abellan Beteta,
- B. Adeva,
- M. Adinolfi,
- C. Adrover,
- A. Affolder
- National Institute for Subatomic Physics,
- Ramon Llull University,
- University of Barcelona,
- University of Santiago de Compostela,
- University of Bristol,
- CNRS
Research Output: Contribution to journal Article Peer-review
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136
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591
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94
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Abstract
The production of J/Ψ mesons accompanied by open charm, and of pairs of open charm hadrons are observed in pp collisions at a centre-of-mass energy of 7TeV using an integrated luminosity of 355 pb-1 collected with the LHCb detector. Model independent measurements of absolute cross-sections are given together with ratios to the measured J/Ψ and open charm cross-sections. The properties of these events are studied and compared to theoretical predictions. Copyright CERN.
Publication Information
Output type
Research Output: Contribution to journal Article Peer-review
Original language
EnglishArticle number
141Journal (Volume, Issue Number)
Journal of High Energy Physics (Volume 2012, Issue 6)Publication milestones
- Published - 01/01/2012
Publication status
Published - 01/01/2012
ISSN
1126-6708Publication IDs
- Scopus: 84864403843
Funding Details
FundersFunding numbers
STFC
PP/E003095/1, ST/H001069/2, ST/L001195/1, ST/H001026/1, ST/H001085/2, ST/K001256/1, ST/J005614/1, ST/J005495/1, ST/G502412/1, ST/K001310/1, ST/K001604/1, ST/F008015/1, ST/J004855/1, ST/G005974/1, LHCb, ST/H00100X/1, ST/H00081X/2, ST/H00081X/1, ST/H00100X/2, ST/K000705/1, ST/K004646/1, PP/E002722/1, PP/E000355/1, ST/K001418/1, ST/K00140X/1, ST/M001474/1, LHCb Upgrades, ST/I002839/1, ST/I003576/1, ST/K000616/1, ST/L001225/1, ST/I505572/1, ST/J004820/1, ST/I000097/1, ST/K00137X/1, ST/H001026/2, ST/F007094/1
STFC
-SNF
127479, 139663, 141096
SNF
-