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Evaluation of glass surface state in extended-nano space using streaming potential measurement
Conference paper

Evaluation of glass surface state in extended-nano space using streaming potential measurement

Kyojiro Morikawa, Masaru Kato, Takehiko Tsukahara, Kazuma Mawatari, Akihide Hibara and Takehiko Kitamori
Proceedings of Conference, MicroTAS 2009 - The 13th International Conference on Miniaturized Systems for Chemistry and Life Sciences, pp.839-841
2009

Abstract

Extendednano space;Nanofluidics;Proton transfer phase;Streaming potential Chemical Engineering (miscellaneous) Bioengineering

We developed a measurement method of a streaming potential in a few hundreds nanometer-sized channel (called extended-nano space) and evaluated the relationship between proton and silanol groups on glass surface. We discussed relationship between proton transfer phase [1] and introduced proton by investigating pH dependence. We found unique surface state in extended-nano space for the first time, and this discussion will be important for evaluation of surface reaction. © 2009 CBMS.

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