Twist-4 quark-quark correlations in the pion from the instanton vacuum

2000/07/11 by Nam-Young Lee, Lee, Nam-Young, K. Goeke +3
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/0007103

The result for the matrix element, A(I=2) = -0.14 F_pi^2, appears to be an artifact of an improper ultraviolet regularization. Paper withdrawn pending resolution of this problem

arxiv created 2000/10/24 · arxiv updated 2009/11/30

Abstract

The result for the matrix element A(I=2) = -0.14 F_pi² appears to be an artifact of an improper ultraviolet regularization. Paper withdrawn pending resolution of this problem.

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