Publication Date:
2011-06-07
Description:
Author(s): Kai Sun, Zhengcheng Gu, Hosho Katsura, and S. Das Sarma We report the theoretical discovery of a class of 2D tight-binding models containing nearly flatbands with nonzero Chern numbers. In contrast with previous studies, where nonlocal hoppings are usually required, the Hamiltonians of our models only require short-range hopping and have the potential to... [Phys. Rev. Lett. 106, 236803] Published Mon Jun 06, 2011
Keywords:
Condensed Matter: Electronic Properties, etc.
Print ISSN:
0031-9007
Electronic ISSN:
1079-7114
Topics:
Physics
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