Twist-3 contribution to h(L) in the instanton vacuum - art. no. 097501

Authors
Dressler, B Polyakov, MV
Citation
B. Dressler et Mv. Polyakov, Twist-3 contribution to h(L) in the instanton vacuum - art. no. 097501, PHYS REV D, 6109(9), 2000, pp. 7501
Citations number
27
Categorie Soggetti
Physics
Journal title
PHYSICAL REVIEW D
ISSN journal
05562821 → ACNP
Volume
6109
Issue
9
Year of publication
2000
Database
ISI
SICI code
0556-2821(20000501)6109:9<7501:TCTHIT>2.0.ZU;2-O
Abstract
We show that the instanton model of the QCD vacuum indicates the parametric smallness of the twist-3 contributions to the polarized structure function h(L). This smallness is related to the diluteness of the QCD instanton vac uum.