Enhanced mechanical stability of gold nanotips through carbon nanocone encapsulation

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MetadadosDescriçãoIdioma
Autor(es): dc.creatorCano-Marquez, Abraham G.-
Autor(es): dc.creatorSchmidt, Wesller G.-
Autor(es): dc.creatorRibeiro-Soares, Jenaina-
Autor(es): dc.creatorCançado, Luiz Gustavo-
Autor(es): dc.creatorRodrigues, Wagner N.-
Autor(es): dc.creatorSantos, Adelina P.-
Autor(es): dc.creatorFurtado, Clascidia A.-
Autor(es): dc.creatorAutreto, Pedro A. S.-
Autor(es): dc.creatorPaupitz, Ricardo-
Autor(es): dc.creatorGalvão, Douglas S.-
Autor(es): dc.creatorJorio, Ado-
Data de aceite: dc.date.accessioned2026-02-09T12:09:53Z-
Data de disponibilização: dc.date.available2026-02-09T12:09:53Z-
Data de envio: dc.date.issued2019-11-27-
Data de envio: dc.date.issued2019-11-27-
Data de envio: dc.date.issued2015-
Fonte completa do material: dc.identifierhttps://repositorio.ufla.br/handle/1/37832-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1155705-
Descrição: dc.descriptionGold is a noble metal that, in comparison with silver and copper, has the advantage of corrosion resistance. Despite its high conductivity, chemical stability and biocompatibility, gold exhibits high plasticity, which limits its applications in some nanodevices. Here, we report an experimental and theoretical study on how to attain enhanced mechanical stability of gold nanotips. The gold tips were fabricated by chemical etching and further encapsulated with carbon nanocones via nanomanipulation. Atomic force microscopy experiments were carried out to test their mechanical stability. Molecular dynamics simulations show that the encapsulated nanocone changes the strain release mechanisms at the nanoscale by blocking gold atomic sliding, redistributing the strain along the whole nanostructure. The carbon nanocones are conducting and can induce magnetism, thus opening new avenues on the exploitation of transport, mechanical and magnetic properties of gold covered by sp2 carbon at the nanoscale.-
Formato: dc.formatapplication/pdf-
Idioma: dc.languageen-
Publicador: dc.publisherSpringer Nature-
Direitos: dc.rightsAttribution 4.0 International-
Direitos: dc.rightsAttribution 4.0 International-
Direitos: dc.rightsacesso aberto-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
???dc.source???: dc.sourceScientific Reports-
Palavras-chave: dc.subjectGold nanotips-
Palavras-chave: dc.subjectCarbon nanocones-
Palavras-chave: dc.subjectNanotecnologias de ouro-
Palavras-chave: dc.subjectNanocones de carbono-
Título: dc.titleEnhanced mechanical stability of gold nanotips through carbon nanocone encapsulation-
Tipo de arquivo: dc.typeArtigo-
Aparece nas coleções:Repositório Institucional da Universidade Federal de Lavras (RIUFLA)

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