Photoreactivity of poly(p-phenylphenylenevinylene) |
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Authors: | T Damerau M Hennecke A Greiner |
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Affiliation: | (1) Bundesanstalt für Materialforschung und-prüfung, Unter den Eichen, D-12205 Berlin, Germany;(2) Fachbereich Physikalische Chemie, Universität, Hans-Meerwein-Strasse, D-35043 Marburg, Germany |
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Abstract: | Summary In films of poly(para-phenylphenylenevinylene) a photoreaction has been observed. The significant feature is a decrease of the fluorescence emission intensity during irradiation. It is assumed that a cycloaddition between C=C- double-bonds leads to crosslinks in the material.Under similar conditions of excitation a photoreaction has not been observed in poly(p-phenylenevinylene) prepared via the precursor-route. |
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