Surface-induced hydrogelation |
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| Authors: | Bieser Arno M Tiller Joerg C |
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| Affiliation: | Institut für Makromolekulare Chemie und Freiburger Materialforschungszentrum, Stefan-Meier-Str. 21, 79104, Freiburg, Germany. |
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| Abstract: | The first azo dye that gels from its aqueous solution was synthesized and its moist hydrogel was investigated with electron microscopy and atomic force microscopy; the anionic azo dye in aqueous solution forms a hydrogel on cationic surfaces even at concentrations 50 times below the minimal gelation concentration. |
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