Eur. Phys. J. A (2003) 18: 227-230
https://doi.org/10.1140/epja/i2002-10205-7

Effective effective interactions

Department of Physics, University of Massachusetts, MA 01003, Amherst, USA

^* e-mail: holstein@physics.umass.edu

Abstract

The use of effective field theory techniques allows the basic physics to be extracted from otherwise complex systems. We cite examples from quantum mechanics, condensed-matter physics, QCD, and quantum gravity.