Gluon fragmentation into spin-triplet {ital S}-wave quarkonium
- Department of Physics and Astronomy, Northwestern University, Evanston, Illinois 60208 (United States)
- Davis Institute for High Energy Physics, Department of Physics, University of California, Davis, California 95616 (United States)
The leading color-singlet contribution to the fragmentation function for a gluon to split into spin-triplet {ital S}-wave quarkonium is presented. In the case of charmonium, we find that this color-singlet term is always negligible compared to the leading color-octet contribution.
- Research Organization:
- Northwestern University
- DOE Contract Number:
- FG02-91ER40684; FG03-91ER40674
- OSTI ID:
- 133013
- Journal Information:
- Physical Review, D, Journal Name: Physical Review, D Journal Issue: 11 Vol. 52; ISSN PRVDAQ; ISSN 0556-2821
- Country of Publication:
- United States
- Language:
- English
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