Renormalization of pion exchange in nuclear interactions
ORAL
Abstract
We revisit the renormalization of one- and two-pion exchange and determine the counter terms that are needed to achieve RG invariance. A simple picture emerges, and three-nucleon forces enter at leading order.
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Presenters
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Thomas Papenbrock
University of Tennessee
Authors
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Thomas Papenbrock
University of Tennessee
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Andreas Ekstrom
Chalmers University of Technology, Gothenburg, Sweden
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Gaute Hagen
Oak Ridge National Lab, Department of Physics and Astronomy, University of Tennessee, Knoxville, Oak Ridge National Lab