Self-Organized Monolayer Films of Stimulus-Responsive Micelles

Grant B. Webber, Erica J. Wanless, Vural Butun, Steven P. Armes, Simon Biggs

Research output: Contribution to journalArticlepeer-review

71 Citations (Scopus)

Abstract

Weakly charged micelles of poly(2-(dimethylamino)ethyl methacrylate) [10% quaternized]-block-poly(2-(diethylamino)ethyl methacrylate) (10qDMA-DEA) adsorb to form a highly ordered monolayer at the mica-solution interface at pH 8.9. Rinsing with solvent at pH 9 has little effect on the adsorbed layer. Reduction of the pH to 4 results in an irreversible swelling of the thin film, in contrast to a micelle-to-unimer transition seen for the diblock in bulk solution. The resilience of the adsorbed layer opens up potential nanotechnological applications.

Original languageEnglish
Pages (from-to)1307-1313
Number of pages7
JournalNano Letters
Volume2
Issue number11
DOIs
Publication statusPublished - 1 Nov 2002
Externally publishedYes

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