Three-dimensional topological twistronics

We introduce a theoretical framework for the concept of three-dimensional (3D) twistronics by developing a generalized Bloch band theory for 3D layered systems with a constant twist angle θ between successive layers. Our theory employs a nonsymmorphic symmetry that enables a precise definition of an...

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Bibliographic Details
Main Authors: Fengcheng Wu, Rui-Xing Zhang, Sankar Das Sarma
Format: Article
Language:English
Published: American Physical Society 2020-04-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.2.022010