GLUON FRAGMENTATION INTO SPIN-TRIPLET S-WAVE QUARKONIUM

被引：91

作者：

BRAATEN, E ^{[1
]}

YUAN, TC ^{[1
]}

机构：

[1] UNIV CALIF DAVIS,DEPT PHYS,DAVIS INST HIGH ENERGY PHYS,DAVIS,CA 95616

来源：

PHYSICAL REVIEW D | 1995年 / 52卷 / 11期

关键词：

D O I：

10.1103/PhysRevD.52.6627

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

The leading color-singlet contribution to the fragmentation function for a gluon to split into spin-triplet 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.

引用

页码：6627 / 6629

页数：3

共 11 条

[1] RIGOROUS QCD ANALYSIS OF INCLUSIVE ANNIHILATION AND PRODUCTION OF HEAVY QUARKONIUM [J].

BODWIN, GT ;

BRAATEN, E ;

LEPAGE, GP .

PHYSICAL REVIEW D, 1995, 51 (03) :1125-1171

[2] GLUON FRAGMENTATION INTO P-WAVE HEAVY QUARKONIUM [J].

BRAATEN, E ;

YUAN, TC .

PHYSICAL REVIEW D, 1994, 50 (05) :3176-3180

[3] COLOR-OCTET FRAGMENTATION AND THE PSI'-SURPLUS AT THE FERMILAB-TEVATRON [J].

BRAATEN, E ;

FLEMING, S .

PHYSICAL REVIEW LETTERS, 1995, 74 (17) :3327-3330

[4] GLUON FRAGMENTATION INTO HEAVY QUARKONIUM [J].

BRAATEN, E ;

YUAN, TC .

PHYSICAL REVIEW LETTERS, 1993, 71 (11) :1673-1676

[5] CHARMONIUM PRODUCTION AT THE TEVATRON [J].

CACCIARI, M ;

GRECO, M ;

MANGANO, ML ;

PETRELLI, A .

PHYSICS LETTERS B, 1995, 356 (04) :553-560

[6]

CHO P, CALT681988 REP

[7]

KEUNG WY, 1981, PHYS REV D, V32, P2072

[8] TESTING QCD TROUGH INCLUSIVE J/PSI-PRODUCTION IN E+E- ANNIHILATIONS [J].

KUHN, JH ;

SCHNEIDER, H .

ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1981, 11 (03) :263-270

[9] CALCULATING FRAGMENTATION FUNCTIONS FROM DEFINITIONS [J].

MA, JP .

PHYSICS LETTERS B, 1994, 332 (3-4) :398-404

[10] GLUON FRAGMENTATION INTO P-3(J) QUARKONIUM [J].

MA, JP .

NUCLEAR PHYSICS B, 1995, 447 (2-3) :405-422

← 1 2 →