Magnetic Hofstadter butterfly and its topologically quantized Hall conductance
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DOI: 10.1103/physrevb.98.155425
Abstract: The energy spectrum of massless Dirac fermions in graphene under two-dimensional periodic magnetic modulation with square-lattice symmetry is calculated. We show that the translation symmetry of the problem is similar to that of the Hofstadter… read more here.
Keywords: topologically quantized; magnetic hofstadter; hall conductance; quantized hall ... See more keywords