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Quark–gluon vertex in general kinematics

Kızılersü, Ayşe and Leinweber, Derek B. and Skullerud, Jon-Ivar and Williams, Anthony G. (2007) Quark–gluon vertex in general kinematics. European Physical Journal C: Particles and Fields, 50 (4). pp. 871-875. ISSN 1434-6044

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Abstract

We compute the quark-gluon vertex in quenched lattice QCD, in the Landau gauge using an off-shell mean-field O(a)-improved fermion action. The Dirac-vector part of the vertex is computed for arbitrary kinematics. We find a substantial infrared enhancement of the interaction strength regardless of kinematics.

Additional Information:The final publication is available at www.springerlink.com
Keywords:vertex; kinematics; Quark-gluon interactions; particles Nuclear physics; Quantum chromodynamics; lattice theory;
Subjects:Science & Engineering > Mathematical Physics
ID Code:2614
Deposited By:Dr. Jonivar Skullerud
Deposited On:14 Jul 2011 10:59
Journal or Publication Title:European Physical Journal C: Particles and Fields
Publisher:Springer Verlag
Refereed:No
URL:http://www.epj.org/

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