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Dense hadronic matter in holographic QCD

  • Stony Brook University
  • Hanyang University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

We provide a method to study hadronic matter at finite density in the con-text of the Sakai-Sugimoto model. We introduce the baryon chemical potential through the external U(1)v in the induced (DBI plus CS) action on the D8-probe-brane, where baryons are skyrmions. Vector dominance is manifest at finite density. We derive the baryon density effect on the dispersion relations of pion and vector mesons at large Nc. At large density the pion velocity drops to zero. Holographic dense matter enforces exactly the tenets of vector domi-nance, and screens effciently vector mesons. At the freezing point the p-ππ coupling vanishes with a finite rho mass of about 20% its vacuum value.

Original languageEnglish
Title of host publicationThe Origin of Mass and Strong Coupling Gauge Theories - Proceedings of the 2006 International Workshop, SCGT 2006
PublisherWorld Scientific Publishing Co. Pte. Ltd.
Pages131-147
Number of pages17
ISBN (Print)9812706410, 9789812706416
DOIs
StatePublished - 2008
Event5th International Workshop on the Origin of Mass and Strong Coupling Gauge Theories, SCGT 2006 - Nagoya, Japan
Duration: Nov 21 2006 → Nov 24 2006

Publication series

NameThe Origin of Mass and Strong Coupling Gauge Theories - Proceedings of the 2006 International Workshop, SCGT 2006

Conference

Conference5th International Workshop on the Origin of Mass and Strong Coupling Gauge Theories, SCGT 2006
Country/TerritoryJapan
CityNagoya
Period11/21/06 → 11/24/06

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