Geometries and Electronic States of Divacancy Defect in Finite-Size Hexagonal Graphene Flakes

The geometries and electronic properties of divacancies with two kinds of structures were investigated by the first-principles (U) B3LYP/STO-3G and self-consistent-charge density-functional tight-binding (SCC-DFTB) method. Different from the reported understanding of these properties of divacancy in...

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Bibliographic Details
Main Authors: Lili Liu, Shimou Chen
Format: Article
Language:English
Published: Hindawi Limited 2017-01-01
Series:Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2017/8491264