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Title: One-loop factorization of the nucleon g{sub 2}-structure function in the nonsinglet case

Journal Article · · Physical Review D

We consider the one-loop factorization of the simplest twist-3 process: inclusive deep-inelastic scattering of longitudinally polarized leptons on a transversely polarized nucleon target. By studying the Compton amplitudes for certain quark and gluon states at one loop, we find the coefficient functions for the nonsinglet twist-3 distributions in the factorization formula of g{sub 2}(x{sub B},Q{sup 2}). The result marks the first step towards a next-to-leading order formalism for this transverse-spin-dependent structure function of the nucleon.

Sponsoring Organization:
(US)
OSTI ID:
40205178
Journal Information:
Physical Review D, Vol. 62, Issue 9; Other Information: DOI: 10.1103/PhysRevD.62.094016; Othernumber: PRVDAQ000062000009094016000001; 073021PRD; PBD: 1 Nov 2000; ISSN 0556-2821
Publisher:
The American Physical Society
Country of Publication:
United States
Language:
English

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