Renormalization of pion exchange in nuclear interactions

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.

*This material is based upon work supported by the U.S. Department of Energy, Office of Science, Office of Nuclear Physics under award numbers DE-FG02-96ER40963 and DE-SC0018223, the Swedish Research Council grant number 2017-04234, and the European Research Council (ERC) under the European Union's Horizon 2020 research and innovation programme (grant agreement number 758027). Computer time was provided by the Innovative and Novel Computational Impact on Theory and Experiment (INCITE) programme. This research used resources of the Oak Ridge Leadership Computing Facility located at Oak Ridge National Laboratory, which is supported by the Office of Science of the Department of Energy under contract No. DE-AC05-00OR22725, and resources provided by the Swedish National Infrastructure for Computing (SNIC) at Chalmers Centre for Computational Science and Engineering (C3SE), and the National Supercomputer Centre (NSC) partially funded by the Swedish Research Council.

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Bulletin of the American Physical Society

2021 Fall Meeting of the APS Division of Nuclear Physics

Volume 66, Number 8

Monday–Thursday, October 11–14, 2021; Virtual; Eastern Daylight Time

Session DM: Nuclear Theory I

Abstract: DM.00001 : Renormalization of pion exchange in nuclear interactions*

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