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cond-mat.mes-hall2013★ 19 cited
Microscopic Theory of a Quantum Hall Ising Nematic: Domain Walls and Disorder
Akshay Kumar, S. A. Parameswaran, S. L. Sondhi
We study the the interplay between spontaneously broken valley symmetry and spatial disorder in multivalley semiconductors in the quantum Hall regime. In cases where valleys have a…
cond-mat.mes-hall2013★ 12 cited
Flat bands with local Berry curvature in multilayer graphene
Akshay Kumar, Rahul Nandkishore
We demonstrate that flat bands with local Berry curvature arise naturally in chiral (ABC) multilayer graphene placed on a boron nitride (BN) substrate. The degree of flatness can b…