Observation of Integer and Fractional Quantum Anomalous Hall Effects in Twisted Bilayer <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>MoTe</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>
Fan Xu, Zheng Sun, Tongtong Jia, Chang Liu, Cheng Xu, Chushan Li, Yu Gu, Kenji Watanabe, Takashi Taniguchi, Bingbing Tong, Jinfeng Jia, Zhiwen Shi, Shengwei Jiang, Yang Zhang, Xiaoxue Liu, Tingxin Li
Abstract
Direct evidence of the integer and fractional quantum anomalous Hall effects in twisted bilayer MoTe${}_{2}$ paves the way for studies of fractionally charged excitations at zero magnetic field in semiconductor moir\'e materials.
Topics & Concepts
Integer (computer science)Quantum Hall effectBilayerFractional quantum Hall effectField (mathematics)PhysicsMagnetic fieldCondensed matter physicsComputer scienceMathematicsQuantum mechanicsQuantum spin Hall effectPure mathematicsMembraneChemistryBiochemistryProgramming languageTopological Materials and PhenomenaQuantum and electron transport phenomenaGraphene research and applications