Inclusive J/ψ and ψ(2S) production from B decay in p(p)over-bar collisions -: art. no. 014006

被引:0
作者
Kniehl, BA
Kramer, G
机构
[1] Max Planck Inst Phys & Astrophys, Werner Heisenberg Inst Phys, D-80805 Munich, Germany
[2] Univ Hamburg, Inst Theoret Phys 2, D-22761 Hamburg, Germany
来源
PHYSICAL REVIEW D | 1999年 / 60卷 / 01期
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中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Using information on B-meson fragmentation functions from CERN LEP 1 and adopting the nonrelativistic QCD factorization formalism proposed by Bodwin, Braaten, and Lepa,ne, we predict the transverse-momentum distribution of J/psi mesons originating from the inclusive decays of b hadrons produced in <p(p)over bar> collisions at the Fermilab Tevatron. We determine the relevant color-octet charmonium matrix elements from fits to CDF data on prompt charmonium hadroproduction and to CLEO data on charmonium production from B-meson decay. Our predictions are found to agree well with recent CDF and D0 data. [S0556-2821(99)03511-0].
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