Galvanic replacement mediated transformation of Ag nanospheres into dendritic Au-Ag nanostructures in the ionic liquid [BMIM][BF4]

Andrew Pearson; Anthony P O'Mullane; Vipul Bansal; Suresh K Bhargava

doi:10.1039/b918866e

Galvanic replacement mediated transformation of Ag nanospheres into dendritic Au-Ag nanostructures in the ionic liquid [BMIM][BF4]

Chem Commun (Camb). 2010 Feb 7;46(5):731-3. doi: 10.1039/b918866e. Epub 2009 Nov 25.

Authors

Andrew Pearson¹, Anthony P O'Mullane, Vipul Bansal, Suresh K Bhargava

Affiliation

¹ School of Applied Sciences, RMIT University, GPO Box 2476V, Melbourne, VIC, Australia.

PMID: 20087502
DOI: 10.1039/b918866e

Abstract

We demonstrate an unusual shape transformation of Ag nanospheres into {111}-oriented Au-Ag dendritic nanostructures by a galvanic replacement reaction in the ionic liquid (IL) 1-butyl-3-methylimidazolium tetrafluoroborate ([BMIM][BF(4)]).

Publication types

Research Support, Non-U.S. Gov't

MeSH terms

Gold / chemistry*
Imidazoles / chemistry*
Ionic Liquids / chemistry*
Metal Nanoparticles / chemistry*
Nanospheres / chemistry*
Particle Size
Silver / chemistry*
Surface Properties

Substances

1-butyl-3-methylimidazolium tetrafluoroborate
Imidazoles
Ionic Liquids
Silver
Gold