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Graphene Nucleation Preferentially at Oxygen‐Rich Cu Sites Rather Than on Pure Cu Surface
Author(s) -
Liang Tao,
He Guangyu,
Huang Guowei,
Kong Yuhan,
Fu Weifei,
Chen Hongzheng,
Wang Qi,
Iwai Hideo,
Fujita Daisuke,
Liu Yingchun,
Xu Mingsheng
Publication year - 2015
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201501473
Subject(s) - graphene , nucleation , materials science , auger electron spectroscopy , density functional theory , nanotechnology , chemical physics , computational chemistry , thermodynamics , physics , chemistry , quantum mechanics
Graphene nucleation at oxygen‐rich Cu sites instead of on the commonly assumed pure Cu surface is discovered using high‐spatial‐resolution scanning Auger electron microscopy, which reveals a strong O signal existing underneath the graphene seeds, along with density functional theory calculations.