paper

Scale and conformal invariance in field theory: a physical counterexample

arXiv:hep-th/0504197 · doi:10.1016/j.physletb.2005.07.010

Abstract

In this note, we illustrate how the two-dimensional theory of elasticity provides a physical example of field theory displaying scale but not conformal invariance.

3 pages, revtex4, references added

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