Nodal liquids and duality

J Bonca, P Prelovsek, A Ramsak (Editor), S Sarkar (Editor)

Research output: Chapter in Book/Report/Conference proceedingConference paper

Abstract

Using a SU(2) X U(1) gauge theory for a t-J model around a node of the Fermi surface, we discuss patterns of dynamical symmetry breaking, which may lead to a pseudogap phase and to the appearance of narrow one-dimensional spatial structures, induced by the presence of holes. A possible connection with stripe phases is briefly discussed by passing to an appropriate dual theory. We discuss confinement properties of spinons and holons and derive the spectrum of the (gapful) physical excitations which are composites of holons corresponding to '`mesons', and composites of spinons corresponding to `baryons'. (7 References).
Original languageEnglish
Title of host publicationOpen Problems in Strongly Correlated Electron Systems. Proceedings of the NATO Advanced Research Workshop
Place of PublicationDordrecht, Netherlands
PublisherKluwer Academic Publishers
Pages293 - 302
Number of pages10
Publication statusPublished - 2001
EventNATO Advanced Research Workshop on Open Problems in Strongly Correlated Electron Systems - Bled, Slovenia
Duration: 26 Apr 200030 Apr 2000

Conference

ConferenceNATO Advanced Research Workshop on Open Problems in Strongly Correlated Electron Systems
Country/TerritorySlovenia
CityBled
Period26/04/200030/04/2000

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