Double spin asymmetries through QCD instantons

Yachao Qian; Ismail Zahed

doi:10.1103/PhysRevD.90.114012

Double spin asymmetries through QCD instantons

Yachao Qian
, Ismail Zahed

Physics and Astronomy

Stony Brook University

Research output: Contribution to journal › Article › peer-review

3 Scopus citations

Abstract

We revisit the large instanton contribution to the gluon Pauli form factor of the constituent quark noted by Kochelev. We check that it contributes sizably to the single spin asymmetry in polarized p↑p→πX. We use it to predict a large double spin asymmetry in doubly polarized p↑p↑→ππX.

Original language	English
Article number	114012
Journal	Physical Review D - Particles, Fields, Gravitation and Cosmology
Volume	90
Issue number	11
DOIs	https://doi.org/10.1103/PhysRevD.90.114012
State	Published - Dec 8 2014

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10.1103/PhysRevD.90.114012

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title = "Double spin asymmetries through QCD instantons",

abstract = "We revisit the large instanton contribution to the gluon Pauli form factor of the constituent quark noted by Kochelev. We check that it contributes sizably to the single spin asymmetry in polarized p↑p→πX. We use it to predict a large double spin asymmetry in doubly polarized p↑p↑→ππX.",

author = "Yachao Qian and Ismail Zahed",

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AU - Zahed, Ismail

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AB - We revisit the large instanton contribution to the gluon Pauli form factor of the constituent quark noted by Kochelev. We check that it contributes sizably to the single spin asymmetry in polarized p↑p→πX. We use it to predict a large double spin asymmetry in doubly polarized p↑p↑→ππX.

UR - https://www.scopus.com/pages/publications/84918833204

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DO - 10.1103/PhysRevD.90.114012

M3 - Article

AN - SCOPUS:84918833204

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JO - Physical Review D - Particles, Fields, Gravitation and Cosmology

JF - Physical Review D - Particles, Fields, Gravitation and Cosmology

IS - 11

M1 - 114012

ER -

Double spin asymmetries through QCD instantons

Abstract

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