Quark vacuum polarization and the Lüscher term
- 7 July 1986
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 57 (1), 37-39
- https://doi.org/10.1103/physrevlett.57.37
Abstract
The Lüscher term found in the QCD string model and in Monte Carlo lattice gauge calculations is significantly modified by vacuum polarization due to light-quark loops. This modification improves agreement with experiment.Keywords
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