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  1. 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)

  2. No Access

    Article

    Molecular Stark effect spectroscopy of diflavonol and inhomogeneous broadening of its electronic spectra in erythrocyte membranes

    Using spectroscopy of the molecular Stark effect and fluorescence spectroscopy, we study the characteristics of diflavonol 3,7-dihydroxy-2,8-di(4-dimethylaminophenyl)-4H,6H-pyrano[3,2-g]chromene-4,6-dione (DFME),...

    N. A. Nemkovich, W. Baumann, Yu. V. Kruchenok, G. I. Kurilo… in Optics and Spectroscopy (2011)

  3. 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)

  4. No Access

    Article

    Mechanism of Intramolecular Transfer of a Proton and an Electron in an Excited State of 4′‐Amine Derivatives of 3‐Hydroxyflavone

    The intramolecular transfer of a proton in 4′‐amine derivatives of 3‐hydroxyflavone was investigated in binary solvents, which are a mixture of polar and nonpolar liquids. The dependence of the efficiency of t...

    Yu. V. Kruchenok, N. A. Nemkovich, V. G. Pivovarenko… in Journal of Applied Spectroscopy (2002)

  5. No Access

    Article

    Use of the red-edge excitation effect for investigation of dielectric interactions in biomembranes

    Dipole moments of the fluorescent probes 1-phenylnaphthylamine (1-AN) and 1-anilinonaphthalene-8-sulfonate (1,8-ANS) are measured using electro-optical absorption and emission methods. Dipole moments in the gr...

    N. A. Nemkovich, W. Baumann, Yu. V. Kruchenok, H. Reis… in Journal of Applied Spectroscopy (1999)

  6. No Access

    Article

    Dipole Moments of Phenylnaphthylamine Fluorescence Probes and Study of Dielectric Interactions in Human Erythrocyte Ghosts

    Electrooptical absorption and emission methods were used to measure the dipole moments of 1-phenylnaphthylamine (1-AN) and 1,8-anilinonaphthalene sulfonate (1,8-ANS) fluorescence probes in the ground and excit...

    N. A. Nemkovich, W. Baumann, Yu. V. Kruchenok, H. Reis… in Journal of Fluorescence (1997)