Search Results - "Knyukshto, V"

Magnetic Circular Dichroism of meso-Phenyl-Substituted Pd-Octaethylporphyrins by Gorski, A, Kijak, M, Zenkevich, E, Knyukshto, V, Starukhin, A, Semeikin, A, Lyubimova, T, Roliński, T, Waluk, J

“…Absorption and magnetic circular dichroism (MCD) spectra have been measured and theoretically simulated for a series of palladium octaethylporphyrins…”
Get full text

Photoexcitation-Energy Deactivation in a Solution of 10-Phenyl-5,15-di-(4,6-Dichloropyrimidinyl)-Corrole at 77 K by Knyukshto, V. N., Gladkov, L. L., Maes, W., Kruk, M. M.

“…The spectral and luminescent characteristics of a solution of 10-phenyl-5,15-di(4,6-dichloropyrimidinyl)-corrole at 77 K were studied. Effective…”
Get full text

Toward understanding the high PDT efficacy of chlorin e6–polyvinylpyrrolidone formulations: Photophysical and molecular aspects of photosensitizer–polymer interaction in vitro by Isakau, H.A., Parkhats, M.V., Knyukshto, V.N., Dzhagarov, B.M., Petrov, E.P., Petrov, P.T.

“…It is recognized that chlorin e6–polyvinylpyrrolidone (Ce6–PVP) formulations are characterized by a high efficacy in photodynamic therapy of malignant tumors…”
Get full text

Wavelength dependence of the efficiency of singlet oxygen generation upon photoexcitation of photosensitizers by Starukhin, A., Knyukshto, V., Plavskii, V., Gorski, A., Solarski, J.

“…The dependence of the efficiency of singlet oxygen (1Δg) generation upon excitation of photosensitizer at different wavelength was observed for several…”
Get full text

Luminescence and Geometric and Electronic Structures of Porphyrazines with Annelated 1,4-Diazepine Rings by Kuzmitsky, V. A., Knyukshto, V. N., Volkovich, D. I., Gladkov, L. L., Kuzmichova, K. L., Tarakanov, P. A., Solovyov, K. N., Stuzhin, P. A.

“…Absorption, fluorescence, and phosphorescence spectra of metal complexes of 4-tert-butylphenyl-substituted tetra(1,4-diazepino)porphyrazine MPADz 4 Ph 8 ′ (M =…”
Get full text

Radiative Deactivation of Lowest Singlet and Triplet Excited States of Water-Soluble Porphyrins by Knyukshto, V. N., Starukhin, A. S., Kruk, M. M., Gorskii, A. V.

“…Radiative deactivation of lowest excited triplet and singlet states for series of free bases and Zn 2+ -complexes of water-soluble…”
Get full text

Fluorescence and picosecond induced absorption from the lowest singlet excited states of quercetin in solutions and polymer films by Bondarev, S. L., Tikhomirov, S. A., Buganov, O. V., Knyukshto, V. N., Raichenok, T. F.

“…The spectroscopic and photophysical properties of the biologically important plant antioxidant quercetin in organic solvents, polymer films of polyvinyl…”
Get full text

Spectral manifestation of substitution of out-of-plane ligands in metallophtalocyanines by Starukhin, A., Knyukshto, V., Gorski, A., Chernii, V., Tretyakova, I., Kijak, M., Kowalska, P.

“…In our study, we demonstrate the splitting effect of long-wavelength bands in absorption spectra (excitation of fluorescence) of the series of Zn(II), Ti(IV),…”
Get full text

Synthesis, isomerism, and spectral luminescence properties of methyl hexahydrobenzo[a]acridine-9- and -[c]acridine-10-carboxylates by Kozlov, N. G, Bondarev, S. L, Knyukshto, V. N, Odnoburtsev, B. A, Basalaeva, L. I

“…The three-component condensation of 1- or 2-naphthylamines, aromatic aldehydes, and methyl 2-(benzo[1,3]dioxol-5-yl)-4,6-dioxocyclohexane-1-carboxylate led to…”
Get full text

Thermochromism and thermofluorochromism of merocyanines with a positive solvatochromism by Ishchenko, A. A., Kulinich, A. V., Bondarev, S. L., Knyukshto, V. N., Turban, A. A.

“…The thermochromism and thermofluorochromism of ethanol solutions of di-, tetra-, and hexamethine merocyanines based on…”
Get full text

Phosphorescence of 8-azasteroids and related compounds by Bagnich, S.A., Khropik, N.N., Knyukshto, V.N., Mikhalchuk, A.L., Rubinov, D.B.

“…We have investigated the electron absorption, fluorescence and phosphorescence spectra of 8-azasteroids and model compounds containing enaminodicarbonyl…”
Get full text

Spectral manifestations of the splitting of the lowest triplet levels in Pd complexes of nonsymmetric porphyrins by Knyukshto, V. N., Shul’ga, A. M., Sagun, E. I., Zen’kevich, É. I.

“…Based on the study of the phosphorescence and phosphorescence excitation spectra of Pd(II) tetramethylporphyrin (PdTMP) and Pd(II) tetramethyldiethylporphyrin…”
Get full text

A model of optical immunosensor for hemoproteins based on Langmuir–Blodgett films of FITC-labelled immunoglobulin G by Lepesheva, G.I, Azeva, T.N, Knyukshto, V.N, Chashchin, V.L, Usanov, S.A

“…A direct optical method based on the interaction of hemoproteins with a thin film modified with a fluorescent label specific immunoglobulin G (IgG) has been…”
Get full text

Luminescence of biologically active 24-epicastasterone and a model compound by Borisevich, N. A., Bagnich, S. A., Raichenok, T. F., Knyukshto, V. N., Baranovskii, A. V., Zhabinskii, V. N.

“…Biologically active brassinosteroid 24-epicastasterone, ring B of which contains a C=O group and has the nπ*-configuration for a low-lying electronic excited…”
Get full text

Single molecule spectroscopy of Mg-tetrazaporphyrin in xenon matrix.: Heavy atom effect by Starukhin, A, Shulga, A, Sepiol, J, Kolos, R, Knyukshto, V, Renn, A, Wild, U.P

“…We report initial results on the observation of single Mg-tetrazaporphyrin molecules in solid xenon. Samples were prepared following the conventional…”
Get full text

Fluorescence and Electronic Structure of the Laser Dye DCM in Solutions and in Polymethylmethacrylate by Bondarev, S. L., Knyukshto, V. N., Stepuro, V. I., Stupak, A. P., Turban, A. A.

Get full text

Spectral manifestations of nonplanarity effects in Pd complexes of porphyrins by Knyukshto, V. N., Shul’ga, A. M., Sagun, E. I., Zen’kevich, É. I.

Get full text

Luminescence and structure of the protonated forms of meso-tetraarylporphyrins in solution by Knyukshto, V. N., Solovyov, K. N., Egorova, G. D.

“…A comparative study of the spectral‐luminescent properties (at 293 K and 77 K) of meso‐tetrakis(o‐tolyl)porphyrin (o‐TTP) and meso‐tetraphenylporphyrin (TPP),…”
Get full text

Manifestation of nonplanarity effects and charge-transfer interactions in spectral and kinetic properties of triplet states of sterically strained octaethylporphyrins by Knyukshto, V. N., Sagun, E. I., Shul’ga, A. M., Bachilo, S. M., Starukhin, D. A., Zen’kevich, É. I.

“…Properties of the triplet states of octaethylporphyrins with the steric hindrance (free bases and Pd complexes) are studied by the methods of stationary and…”
Get full text

Picosecond dynamics of photoinduced electron transfer involving singlet and triplet states in nitroporphyrin molecules by Sagun, E. I., Zen’kevich, É. I., Knyukshto, V. N., Tikhomirov, S. A., Shul’ga, A. M.

Get full text