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Nonelectrostatic ionic forces between dissimilar surfaces: A mechanism for colloid separation

Date

Authors

Parsons, Drew

Ninham, Barry

Publisher

American Chemical Society

Abstract

The interaction between two dissimilar surfaces across an electrolyte is re-examined. The focus is on effects of ion-specific dispersion forces missing from classical electrostatic double-layer theory. The pressure between two flat surfaces is derived by

Keywords

Keywords: Alternate method; Charge reversal; Classical theory; Colloidal suspensions; Counterions; Dispersion force; Domain approach; Double layers; Electric field reversal; Entropic repulsion; Flat surfaces; High concentration; Ionic dispersion; Ionic forces; Mica

URI

http://hdl.handle.net/1885/64075

Collections

ANU Research Publications

Source

Journal of Physical Chemistry C

Type

Journal article

DOI

10.1021/jp212154c

Restricted until

2037-12-31

Downloads

File

Description

01_Parsons_Nonelectrostatic_ionic_forces_2012.pdf (1.47 MB)

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