1.
Wesller G Schmidt Abraham G Cano-Marquez, Jenaina Ribeiro-Soares
Enhanced Mechanical Stability of Gold Nanotips through Carbon Nanocone Encapsulation Journal Article
In: Nature Scientific Reports, vol. 5, pp. 10408, 2015.
@article{Cano-Marquez2015,
title = {Enhanced Mechanical Stability of Gold Nanotips through Carbon Nanocone Encapsulation},
author = {Abraham G Cano-Marquez, Wesller G Schmidt, Jenaina Ribeiro-Soares, Luiz Gustavo Cançado, Wagner N Rodrigues, Adelina P Santos, Clascidia A Furtado, Pedro AS Autreto, Ricardo Paupitz, Douglas S Galvão, Ado Jorio},
url = {http://www.nature.com/articles/srep10408},
doi = {10.1038/srep10408},
year = {2015},
date = {2015-06-17},
journal = {Nature Scientific Reports},
volume = {5},
pages = {10408},
abstract = {Gold 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.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Gold 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.
2015
1.
Wesller G Schmidt Abraham G Cano-Marquez, Jenaina Ribeiro-Soares
Enhanced Mechanical Stability of Gold Nanotips through Carbon Nanocone Encapsulation Journal Article
In: Nature Scientific Reports, vol. 5, pp. 10408, 2015.
Abstract | Links | BibTeX | Tags: Gold Nanotips, Molecular Dynamics, Nanocones
@article{Cano-Marquez2015,
title = {Enhanced Mechanical Stability of Gold Nanotips through Carbon Nanocone Encapsulation},
author = {Abraham G Cano-Marquez, Wesller G Schmidt, Jenaina Ribeiro-Soares, Luiz Gustavo Cançado, Wagner N Rodrigues, Adelina P Santos, Clascidia A Furtado, Pedro AS Autreto, Ricardo Paupitz, Douglas S Galvão, Ado Jorio},
url = {http://www.nature.com/articles/srep10408},
doi = {10.1038/srep10408},
year = {2015},
date = {2015-06-17},
journal = {Nature Scientific Reports},
volume = {5},
pages = {10408},
abstract = {Gold 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.},
keywords = {Gold Nanotips, Molecular Dynamics, Nanocones},
pubstate = {published},
tppubtype = {article}
}
Gold 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.
http://scholar.google.com/citations?hl=en&user=95SvbM8AAAAJ
