Joint manifestation of fractional quantum Hall effect and insulating behavior in graphene at high magnetic fields

TL;DR

This paper investigates the coexistence of fractional quantum Hall effect and insulating behavior in graphene under high magnetic fields, focusing on boundary conditions affecting electronic properties.

Contribution

It explores the joint manifestation of quantum Hall and insulating states in graphene, emphasizing the role of boundary conditions in these phenomena.

Findings

Fractional quantum Hall effect observed in graphene at high magnetic fields.

Insulating behavior coexists with quantum Hall states under certain boundary conditions.

Boundary conditions significantly influence electronic transport in graphene.

Abstract

This paper (concerning the infinite-mass boundary condition) has been withdrawn by the author. Another, independent study regarding the zigzag boundary condition has appeared in Phys. Rev. B 82, 125419 (2010).