Color-octet quarkonia production. II
- 1 June 1996
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 53 (11) , 6203-6217
- https://doi.org/10.1103/physrevd.53.6203
Abstract
We calculate the lowest order hadronic cross sections for producing colored heavy quark-antiquark pairs in and configurations. Such and states hadronize into quarkonia at the same order in the NRQCD velocity expansion as previously considered pairs. Their contributions to prompt and production at the Fermilab Tevatron bring the shapes of theoretical transverse momentum distributions into line with recent CDF measurements. We find that the best fit values for the linear combinations of and long distance matrix elements which can be extracted from the data are generally consistent with NRQCD scaling rules.
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