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AFM relative stiffness measurement of the plasticising effect of a non-ionic surfactant on plant leaf wax

An AFM relative stiffness technique was applied to reconstituted Beta vulgaris L. wax films. Consecutive force arrays (n=100) made on the waxy surface at the same locations showed that there was no relative change in surface elasticity and this information was used as a reference to further experimental measurements. A surfactant solution was subsequently dropped on the waxy surface and the same array of indents was made at the same location as the reference test. The plant wax surface showed a reduction in its surface elasticity properties. The study has demonstrated that the AFM technique could be used to undertake a systematic assessment of the plasticising effects of agrochemicals on native and reconstituted plant wax films.

Identiferoai:union.ndltd.org:BRADFORD/oai:bradscholars.brad.ac.uk:10454/5994
Date January 2008
CreatorsGrant, Colin A., Twigg, Peter C., Bell, G., Lu, J.R.
Source SetsBradford Scholars
Detected LanguageEnglish
TypeArticle

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