Anomaly matching in gauge theories at finite matter density

Authors
Hsu, SDH Sannino, F Schwetz, M
Citation
Sdh. Hsu et al., Anomaly matching in gauge theories at finite matter density, MOD PHY L A, 16(29), 2001, pp. 1871-1880
Citations number
59
Categorie Soggetti
Physics
Journal title
MODERN PHYSICS LETTERS A
ISSN journal
02177323 → ACNP
Volume
16
Issue
29
Year of publication
2001
Pages
1871 - 1880
Database
ISI
SICI code
0217-7323(20010921)16:29<1871:AMIGTA>2.0.ZU;2-Q
Abstract
We investigate the application of 't Hooft's anomaly matching conditions to gauge theories at finite matter density. We show that the matching conditi ons constrain the low-energy quasiparticle spectrum associated with possibl e realizations of global symmetries.