Heavy Quarkonium and nonrelativistic effective field theories

Authors
Pineda, A
Citation
A. Pineda, Heavy Quarkonium and nonrelativistic effective field theories, NUCL PH B-P, 86, 2000, pp. 517-520
Citations number
21
Categorie Soggetti
Physics
Journal title
NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS
ISSN journal
09205632 → ACNP
Volume
86
Year of publication
2000
Pages
517 - 520
Database
ISI
SICI code
0920-5632(200006)86:<517:HQANEF>2.0.ZU;2-S
Abstract
We study some general aspects of the formalism of potential NRQCD (pNRQCD), an effective field theory that deals with ultrasoft degrees of freedom in Heavy Quarkonium systems. Specific attention is paid to its effective Lagra ngian that it is displayed at the present level of accuracy.