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Ion specificity of the zeta potential of α-alumina, and of the adsorption of p-hydroxybenzoate at the α-alumina-water interface

Date

Authors

Das, M.R.

Boraha, Jayanta M

Kunz, Werner

Ninham, Barry

Mahiuddin, Sekh

Publisher

Academic Press

Abstract

The influence of inorganic anions (NO3-, I-, Br-, Cl-, SO42 -, and S2 O32 -) and of divalent cations (Ca2+ and Mg2+) on the zeta potential and on the isoelectric point of α-alumina in aqueous medium has been studied. The effect of the anions is highly io

Keywords

Keywords: Adsorption densities; Alumina surface; Aqueous medium; Characteristic peaks; Common cation; Divalent anions; Divalent cation; DRIFT spectra; Equivalent effect; Frequency shift; Hofmeister effects; Hofmeister series; In-line; Inner sphere complexes; Inorga Adsorption; Alumina; DRIFT; Hofmeister effect; Ion specificity; p-Hydroxybenzoate; Surface complexation; Zeta potential

URI

http://hdl.handle.net/1885/56437

Collections

ANU Research Publications

Source

Journal of Colloid and Interface Science

Type

Journal article

DOI

10.1016/j.jcis.2009.12.048

Restricted until

2037-12-31

Downloads

File

Description

01_Das_Ion_specificity_of_the_zeta_2010.pdf (591.87 KB)