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  1. No Access

    Article

    Electrooptical Absorption Measurements (EOAM) Testify Existence of two Conformers of Prodan and Laurdan with Different Dipole Moments in Equilibrium Ground and Franck-Condon Excited State

    The results from the electrooptical absorption measurements (EOAM) on the equilibrium ground and excited Franck-Condon state dipole moments of Prodan and Laurdan in 1,4-dioxane are presented. As follows from e...

    N. A. Nemkovich, H. Detert, N. Roeder in Journal of Fluorescence (2016)

  2. No Access

    Article

    Influence of local excitation of octupolar Oligophenylenevinylenes on their dipole moments

    Absorption and fluorescence spectra of octupolar centrosymmetric oligophenylenevinylene dyes (E,E)-bis[2-(4-hexyloxyphenyl)ethenyl]-(E,E)-3,6-bis-[2-(4-N,N-dipropylaminophenyl)ethenyl]pyrazine and (E,E,E,E)-2,...

    N. A. Nemkovich, H. Detert, V. Schmitt, Yu. V. Kruchenok in Journal of Applied Spectroscopy (2012)

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    Article

    Localized excitation effects in (E,E)-2,5-bis[2-(4-N,N-dipropylaminophenyl) ethylenyl]-3,6-dimethylpyrazine and generation of its different forms in solution

    Dipole moments of (E,E)-2,5-bis[2-(4-N,N-dipropylaminophenyl)ethylenyl]-3,6-dimethylpyrazine (VS365) quadrupolar dye in 1,4-dioxane and cyclohexane in addition to its instantaneous fluorescence spectra and fluore...

    N. A. Nemkovich, H. Detert, A. N. Sobchuk in Journal of Applied Spectroscopy (2012)

  4. No Access

    Article

    The Synthesis, Condensation, and Luminescence of Stilbenoid Oligomers with Alkoxysilane End Groups

    A synthetic route to highly luminescent organic semiconductors with curable alkoxysilyl groups is described. Monodisperse oligo(phenylenevinylene)s are rigidly connected to di- and triethoxysilanes via Heck re...

    H. Detert, E. Sugiono in MRS Online Proceedings Library (2011)

  5. No Access

    Article

    Subnanosecond spectrofluorimetry of new indolocarbazole derivatives in solutions and protein complexes and their dipole moments

    The spectral and temporal characteristics of new 6,12-dimethoxyindolo[3,2-b]carbazole, 5,11-dimethyl-6,12-dimethoxyindolo[3,2-b]carbazole, and 5,11-dihexyl-6,12-di(hexyloxy)indolo[3,2-b]carbazole fluorescence pro...

    N. A. Nemkovich, Yu. V. Kruchenok, A. N. Sobchuk, H. Detert… in Optics and Spectroscopy (2009)

  6. No Access

    Article

    Quantitative evaluation of the preferential orientation ofpara-phenylene vinylene pentamers in polystyrene films by optically detected magnetic resonance

    The morphology of drop-casted and spin-coated films of blends ofpara-phenylene vinylenederived pentamers with polystyrene is investigated by means of X-band optically detected magnetic resonance (ODMR) of the tri...

    S. Cambré, J. De Ceuster, E. Goovaerts, A. Bouwen, H. Detert in Applied Magnetic Resonance (2007)

  7. No Access

    Article

    Heck reactions of stilbenoid chromophores with alkoxysilyl-substituted styrenes: Synthesis of monomers for luminescent polymers

    Luminescent stilbenoid chromophores with diethoxysilane end groups are prepared via Heck reactions. Diethoxysilane-substituted styrenes are used as vinylic components, thus allowing the combined connection of ...

    E. Sugiono, H. Detert in Silicon Chemistry (2006)

  8. No Access

    Article

    Tetrahedra from Aryleneethenylenes–From small Molecules to Luminescent Glasses

    The fourfold Horner olefination of tetraphenylmethane or–silane with four p-methylphosphonate groups and a variety of aromatic aldehydes with donor groups or extended conjugated systems results in the formation o...

    H. Detert, O. Sadovski, Erli Sugiono in MRS Online Proceedings Library (2004)

  9. No Access

    Article

    Oligo(phenylenevinylene)s end-capped with phenothiazine or triphenylamine

    Monodisperse oligo(phenylenevinylene)s end-capped with arylamines have been prepared via Horner Olefinations from bisphosphonates and arylaminobenzaldehydes. The influences of the conjugation length, different...

    H. Detert, O. Sadovski in MRS Online Proceedings Library (2003)