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Physics 1993
Unimagined Imaginary Parts in Heavy Quark Effective Field TheoryDOI: 10.1016/0370-2693(93)90301-W Abstract: We argue that the imaginary parts of the anomalous dimensions in the multiparticle sectors of heavy quark effective field theory may be removed by a suitable redefinition of the multiparticle states. The connection between the imaginary parts of the anomalous dimensions and the interquark potential is pointed out
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