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Emergent Electronic Flat Bands Through Dislocation Defect Phase Patterning: Effective One-Dimensional Model

delete2025-12-01
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PRE
AI
A
Aziz Fall *
K
Kaushik Dayal *
DOI:10.1115/1.4070026delete
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Abstract

Abstract

En 中文
Recent theoretical work has predicted that dislocation patterning induces anisotropic flat bands in the electronic band diagram, which can lead to unusual effects such as unconventional superconductivity. This work develops a reduced-dimensional framework to provide insights into their origin. An effective one-dimensional dislocation potential is constructed by averaging over the spatial distributions of dislocations along a singular direction. The resulting model introduces a parameter that quantifies the strain modulation, thereby providing a transparent approach to analyze the role of dislocation strain in leading to flat band formation.
Keywords:
dislocations
dislocations

Journal

J
JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME
IF:
2.8
Papers:
75
Citations:
0

Organization

C
carnegie mellon university
Scholars:
2.1K
Papers: 991
Citations: 0
Cited Papers

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