paper

Nonrelativistic Corners of Supersymmetric Yang--Mills Theory

arXiv:1912.05554 · doi:10.1103/PhysRevLett.124.171602

Abstract

We show that supersymmetric-Yang-Mills (SYM) theory on with gauge group is described in a near-BPS limit by a simple lower-dimensional nonrelativistic field theory with invariant interactions. In this limit, a single complex adjoint scalar field survives, and part of its interaction is obtained by exactly integrating out the gauge boson of the SYM theory. Taking into account normal ordering, the interactions match the one-loop dilatation operator of the sector, establishing the consistency of the limit at the quantum level. We discover a tantalizing field-theoretic structure, corresponding to a -dimensional complex chiral boson on a circle coupled to a nondynamical gauge field, both in the adjoint representation of . The successful construction of a lower-dimensional nonrelativistic field theory in the near-BPS limit provides a proof of concept for other BPS bounds. These are expected to lead to richer field theories in nonrelativistic corners of SYM that include fermions, gauge fields and supersymmetry and can provide a novel path towards understanding strongly coupled finite- dynamics of gauge theories.

6 pages, 1 figure; v2: minor clarifications added, matches journal version

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