Evidence for covalent bonding of aryl groups to MnO2 nanorods from diazonium-based grafting

K J Bell; P A Brooksby; M I J Polson; A J Downard

doi:10.1039/c4cc05606j

Evidence for covalent bonding of aryl groups to MnO2 nanorods from diazonium-based grafting

Chem Commun (Camb). 2014 Nov 18;50(89):13687-90. doi: 10.1039/c4cc05606j.

Authors

K J Bell¹, P A Brooksby, M I J Polson, A J Downard

Affiliation

¹ MacDiarmid Institute for Advanced Materials and Nanotechnology, Department of Chemistry, University of Canterbury, Private Bag 4800, Christchurch 8140, New Zealand. alison.downard@canterbury.ac.nz.

PMID: 25247262
DOI: 10.1039/c4cc05606j

Abstract

We show here that the surface of MnO2 nanorods can be modified with aryl groups by grafting from aqueous and non-aqueous solutions of aryldiazonium salts. X-ray photoelectron spectroscopy provides direct evidence for covalent bonding of aryl groups to MnO2 through surface oxygens.