Skip to content

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

Nam-Young Lee, K. Goeke, C. Weiss

hep-pharXiv:hep-ph/0007103

Abstract

The result for the matrix element A(I=2) = -0.14 Fpi2 appears to be an artifact of an improper ultraviolet regularization. Paper withdrawn pending resolution of this problem.

Create a lesson