Renormalizability and nonrenormalizability of nonlocal potentials

2025/09/10 by N. Jacobi, Jacobi, N., A. M. Gasparyan +3
Physics and Astronomy · #High-Energy Particle Collisions Research #Quantum Chromodynamics and Particle Interactions #Pulsars and Gravitational Waves Research

paper · pdf · doi:10.48550/arxiv.2509.08512

Abstract

We consider separable toy models of the nucleon-nucleon interaction inspired by chiral effective field theory. We show that nonlocality of the long-range forces causes the need for nonlocal counter terms, or even makes the whole approach nonrenormalizable.

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