Infrared behavior of the running coupling constant and quarkonium spectrum

Abstract

We study the effect of the infrared behavior of the running coupling constant on the quark-antiquark spectrum.

Comments: 3 pages. 1 figure, talk given at the 5th International Conference "Quark Confinement and the Hadron Spectrum", September 10-14, 2002. Gargnano sul Garda (BS) Italy