Deconfined criticality in bilayer graphene

Junhyun Lee and Subir Sachdev
Phys. Rev. B 90, 195427 – Published 19 November 2014

Abstract

We propose that bilayer graphene can provide an experimental realization of deconfined criticality. Current experiments indicate the presence of Néel order in the presence of a moderate magnetic field. The Néel order can be destabilized by application of a transverse electric field. The resulting electric field induced state is likely to have valence bond solid order, and the transition can acquire the emergent fractionalized and gauge excitations of deconfined criticality.

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  • Received 30 July 2014
  • Revised 24 September 2014

DOI:https://doi.org/10.1103/PhysRevB.90.195427

©2014 American Physical Society

Authors & Affiliations

Junhyun Lee1 and Subir Sachdev1,2

  • 1Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
  • 2Perimeter Institute for Theoretical Physics, Waterloo, Ontario N2L 2Y5, Canada

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Issue

Vol. 90, Iss. 19 — 15 November 2014

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