Heavy Hybrids in QCD effective theories

Abstract

We present model independent predictions on the short range behavior of the energies of the gluonic excitations between static quarks (hybrid potentials) in an effective field theory framework (pNRQCD).

Comments: 4 pages, Latex (espcrc2.sty), 1 figure. Talk presented at the International Euroconference QCD'99, Montpellier, July 7-13, 1999. To appear in Nucl. Phys. B (Proc. Suppl.)