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  1. No Access

    Article

    Intermolecular interactions and spin states of complexes [Fe(3-MeO-Qsal)2]Y (Y = PF6, BF4)

    Compounds [Fe(3-MeO-Qsal)2]Y (Y = PF6, BF4) have been prepared by diffusion method and studied in temperature range 5–300 K by EPR and magnetic susceptibility methods. The coexistence of spatially separated high-...

    T. A. Ivanova, O. A. Turanova, I. V. Ovchinnikov… in Russian Journal of Inorganic Chemistry (2017)

  2. No Access

    Article

    Preparation and liquid-crystalline properties of mono- and binuclear complexes of Fe(III) with pentadentate Schiff’s base

    Liquid-crystalline mono-and binuclear complexes of Fe(III) based on pentadentate Schiff’s base, N,N′-bis(2-hydroxy-4-octadecyloxybenzyliden)-1,7-diamino-4-azaheptane, have been prepared for the first time. The ef...

    O. A. Turanova, G. I. Ivanova, L. G. Gafiyatullin… in Russian Journal of General Chemistry (2014)

  3. No Access

    Article

    Factors affecting photoisomerization of 4-styrylpyridine

    Photoisomerization of 4-styrylpyridine at different irradiation wavelengths (λ 365 and 254 nm) and in different solvents was studied by UV and 1H NMR spectroscopy. A procedure for recording the UV spectra of 4-st...

    L. G. Gafiyatullin, L. I. Savostina… in Russian Journal of General Chemistry (2014)

  4. No Access

    Article

    Role of Aromatic Hydrocarbons in Sediment Formation in Transformer Oil

    The structural composition of fresh and aged (under model conditions) GK-grade transformer oil and petrolatum oil is studied by UV and 1 N NMR spectroscopy. Comparative experimental studies showed that sedimen...

    O. A. Turanova, Yu. K. Bikkinyaeva… in Chemistry and Technology of Fuels and Oils (2014)

  5. No Access

    Article

    Synthesis and photoisomerization of mesogenic 4-alkoxystyrylpyridines

    Introduction of long-chain alkoxy substituents into molecules of styrylpyridines as potential ligands for photosensitive metal complexes endows them with liquid crystalline properties over a wide temperature r...

    O. A. Turanova, L. G. Gafiyatullin, O. I. Gnezdilov… in Russian Journal of General Chemistry (2011)

  6. No Access

    Article

    On light scattering in transformer oil

    GK transformer oil is studied using the methods of UV and visible spectroscopy, dynamic light scattering, small-angle light scattering, scanning electron microscopy, and element analysis. The effect exerted on...

    A. V. Shkalikov, E. A. Yushkova, L. G. Gafiyatullin, Yu. N. Osin… in Optics and Spectroscopy (2011)

  7. No Access

    Article

    UV spectroscopy of GK transformer oil

    A simple and efficient method is proposed for obtaining a thin layer of transformer oil in a standard cell for the recording of UV spectra. UV and visible absorption spectra of fresh, used, and aged (under mod...

    L. G. Gafiyatullin, O. A. Turanova, V. K. Kozlov, A. N. Turanov in Optics and Spectroscopy (2010)