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The Role of the Covalent Interaction in the Formation of the Electronic Structure of Au and Cu Intercalated Graphene on Ni(111). / Popova(Rybkina), A. A.; Shikin, A. M.; Rybkin, A. G.; Marchenko, D. E.; Vilkov, O. Yu.; Makarova, A. A.; Varykhalov, A. Yu.; Rader, O.

в: Physics of the Solid State, Том 53, № 12, 2011, стр. 2539-2544.

Результаты исследований: Научные публикации в периодических изданияхстатья

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Author

Popova(Rybkina), A. A. ; Shikin, A. M. ; Rybkin, A. G. ; Marchenko, D. E. ; Vilkov, O. Yu. ; Makarova, A. A. ; Varykhalov, A. Yu. ; Rader, O. / The Role of the Covalent Interaction in the Formation of the Electronic Structure of Au and Cu Intercalated Graphene on Ni(111). в: Physics of the Solid State. 2011 ; Том 53, № 12. стр. 2539-2544.

BibTeX

@article{c2ba781e2a6549ee9559250ab2f50ec0,
title = "The Role of the Covalent Interaction in the Formation of the Electronic Structure of Au and Cu Intercalated Graphene on Ni(111)",
abstract = "A study is reported of the role played by covalent interaction in the coupling of graphene formed on Ni(111) to the Ni substrate and after intercalation of Au and Cu monolayers underneath the graphene. Covalent interaction of the graphene π states with d states of the underlying metal (Ni, Au, Cu) has been shown to bring about noticeable distortion of the dispersion relations of the graphene electronic π states in the region of crossing with d states, which can be described in terms of avoided crossing effects and formation of bonding and antibonding d–π states. The overall graphene coupling to a substrate is mediated by the energy and occupation of the hybridized states involved. Because graphene formed directly on the Ni(111) surface has only bonding type occupied states, the coupling to the substrate is very strong. Interaction with intercalated Au and Cu layers makes occupation of states of the antibonding and bonding types comparable, which translates into a weak resultant overall coupling of graphene to",
keywords = "graphene, intercalation, electronic and structure, photoelectron spectroscopy",
author = "Popova(Rybkina), {A. A.} and Shikin, {A. M.} and Rybkin, {A. G.} and Marchenko, {D. E.} and Vilkov, {O. Yu.} and Makarova, {A. A.} and Varykhalov, {A. Yu.} and O. Rader",
year = "2011",
doi = "DOI: 10.1134/S1063783411120195",
language = "English",
volume = "53",
pages = "2539--2544",
journal = "Physics of the Solid State",
issn = "1063-7834",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "12",

}

RIS

TY - JOUR

T1 - The Role of the Covalent Interaction in the Formation of the Electronic Structure of Au and Cu Intercalated Graphene on Ni(111)

AU - Popova(Rybkina), A. A.

AU - Shikin, A. M.

AU - Rybkin, A. G.

AU - Marchenko, D. E.

AU - Vilkov, O. Yu.

AU - Makarova, A. A.

AU - Varykhalov, A. Yu.

AU - Rader, O.

PY - 2011

Y1 - 2011

N2 - A study is reported of the role played by covalent interaction in the coupling of graphene formed on Ni(111) to the Ni substrate and after intercalation of Au and Cu monolayers underneath the graphene. Covalent interaction of the graphene π states with d states of the underlying metal (Ni, Au, Cu) has been shown to bring about noticeable distortion of the dispersion relations of the graphene electronic π states in the region of crossing with d states, which can be described in terms of avoided crossing effects and formation of bonding and antibonding d–π states. The overall graphene coupling to a substrate is mediated by the energy and occupation of the hybridized states involved. Because graphene formed directly on the Ni(111) surface has only bonding type occupied states, the coupling to the substrate is very strong. Interaction with intercalated Au and Cu layers makes occupation of states of the antibonding and bonding types comparable, which translates into a weak resultant overall coupling of graphene to

AB - A study is reported of the role played by covalent interaction in the coupling of graphene formed on Ni(111) to the Ni substrate and after intercalation of Au and Cu monolayers underneath the graphene. Covalent interaction of the graphene π states with d states of the underlying metal (Ni, Au, Cu) has been shown to bring about noticeable distortion of the dispersion relations of the graphene electronic π states in the region of crossing with d states, which can be described in terms of avoided crossing effects and formation of bonding and antibonding d–π states. The overall graphene coupling to a substrate is mediated by the energy and occupation of the hybridized states involved. Because graphene formed directly on the Ni(111) surface has only bonding type occupied states, the coupling to the substrate is very strong. Interaction with intercalated Au and Cu layers makes occupation of states of the antibonding and bonding types comparable, which translates into a weak resultant overall coupling of graphene to

KW - graphene

KW - intercalation

KW - electronic and structure

KW - photoelectron spectroscopy

U2 - DOI: 10.1134/S1063783411120195

DO - DOI: 10.1134/S1063783411120195

M3 - Article

VL - 53

SP - 2539

EP - 2544

JO - Physics of the Solid State

JF - Physics of the Solid State

SN - 1063-7834

IS - 12

ER -

ID: 5292623