Фотоніка 4-(4'-N,N-діетил-амінофеніл-3,5-диметил 1,7-дифеніл-біс-піразоло-[3,4-b, 3'-e]-піридину в силікатних матрицях

The effect of silica and titania-silica surfaces on the properties of adsorbed 4-(4’-N,N-diethylaminophenyl-3,5-dimethyl-1,7-diphenyl-bis-pyrazolo-[3,4-b, 3’-e]-pyridine (DEA-DMPP) has been studied by means of fluorescence spectroscopy. Silica and titania-silica surfaces inhibite the intramolecular...

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Datum:2004
Hauptverfasser: Yakimenko, O., Smirnova, N., Eremenko, A., Rotkevich, K.
Format: Artikel
Sprache:Ukrainisch
Veröffentlicht: Chuiko Institute of Surface Chemistry National Academy of Sciences of Ukraine 2004
Online Zugang:https://surfacezbir.com.ua/index.php/surface/article/view/148
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Назва журналу:Surface
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Zusammenfassung:The effect of silica and titania-silica surfaces on the properties of adsorbed 4-(4’-N,N-diethylaminophenyl-3,5-dimethyl-1,7-diphenyl-bis-pyrazolo-[3,4-b, 3’-e]-pyridine (DEA-DMPP) has been studied by means of fluorescence spectroscopy. Silica and titania-silica surfaces inhibite the intramolecular electron transfer in DEA-DMPP molecules due to  H-bond formation between adsorbate amino group and surface OH-groups.