DOI > 10.5291/ILL-DATA.9-11-1966

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Title

New electrochemical approach to monitor gelation self-assembly and kinetics

Abstract

The mechanism of the self-assembly of low molecular weight gelators (LMWGs) into gels is still poorly understood. Despite this their gels are used in diverse applications such as cell growth and differentiation, cosmetics, chromic displays and even catalytic hydrogen evolution. We have been looking at the gelation process in detail for a number of years. Using different techniques to monitor this process, such as, UV-vis absorption, rheology, NMR, SAXS, SANS and computational modelling. We are finding we need all these different techniques to look at different length scales during self-assembly, but there is so much more still to be learnt about these systems. Our work looks at self-assembly by using a slow pH switch such as glucono-∂-lactone (GdL) and more recently electrochemically by oxidising the hydroquinone to produce protons and reduce the pH locally on the surface of an electrode. We wish develop this electrochemical method of gel growth to examine more thoroughly how the kinetics of self-assembly effects the gel network, molecule aggregation and fibre formation and in turn how this effects their rheological properties.

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Data Citation

The recommended format for citing this dataset in a research publication is in the following format:

Emily R. Draper; ADAMS Dave; FUENTES CAPARROS Ana Maria and SCHWEINS Ralf. (2021). New electrochemical approach to monitor gelation self-assembly and kinetics. Institut Laue-Langevin (ILL) doi:10.5291/ILL-DATA.9-11-1966

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