Valley Isospin Controlled Fractional Quantum Hall States in Bilayer Graphene
Ke Huang, Hailong Fu, Danielle Reifsnyder Hickey, Nasim Alem, Xi Lin, Kenji Watanabe, Takashi Taniguchi, Jun Zhu
Abstract
A demonstration of fine control over the valley isospin in bilayer graphene leads to evidence of an unusual type of fractional quantum Hall effect and uncovers properties of its many-body wave function.
Topics & Concepts
Fractional quantum Hall effectQuantum Hall effectBilayer graphenePhysicsIsospinCondensed matter physicsGrapheneQuantum spin Hall effectWave functionBilayerQuantum mechanicsParticle physicsChemistryElectronBiochemistryMembraneQuantum and electron transport phenomenaGraphene research and applicationsTopological Materials and Phenomena