Search Results - "Nadtochenko, V"

Evidence for the Mechanism of Photocatalytic Degradation of the Bacterial Wall Membrane at the TiO2 Interface by ATR-FTIR and Laser Kinetic Spectroscopy by Kiwi, J, Nadtochenko, V

“…The photocatalytic peroxidation of E. coli cell, lipo-polysaccharide (LPS), phosphatidyl-ethanolcholine (PE), and peptidoglycan (PGN) of the E. coli membrane…”
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Antibacterial effects of silver nanoparticles on gram-negative bacteria: Influence on the growth and biofilms formation, mechanisms of action by Radzig, M.A., Nadtochenko, V.A., Koksharova, O.A., Kiwi, J., Lipasova, V.A., Khmel, I.A.

“…[Display omitted] ► Antibacterial effect of silver nanoparticle and silver ions (AgNP and Ag+) on diverse bacteria are reported. ► The effect of mutations in…”
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Size-Dependent One- and Two-Photon Fluorescence of Acetonitrile-Derived Carbon Dots by Astafiev, A. A., Shakhov, A. M., Nadtochenko, V. A.

“…Carbon dots—carbonaceous luminescent nanoparticles—are increasingly employed in bioimaging, fluorescent sensing, photocatalysis, and light emitting devices…”
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Mechanism of photocatalytic bacterial inactivation on TiO2 films involving cell-wall damage and lysis by Pulgarin, C., Kiwi, J., Nadtochenko, V.

“…[Display omitted] ► The damage of E. coli cell-wall bilayers on the TiO2 film was followed by FTIR. ► The FTIR with AFM and cell viability data shows that E…”
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Resonance Energy Transfer Reveals the Presence of Multiple Luminescence Emission Centers within a Carbon Nanodot by Astafiev, A. A., Shakhov, A. M., Nadtochenko, V. A.

“…Carbon nanodots are an emerging class of nanomaterials which exhibit visible photoluminescence, commonly attributed to luminescent organic groups within their…”
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Extracellular bacterial inactivation proceeding without Cu-ion release: Drastic effects of the applied plasma energy on the performance of the Cu-polyester (PES) samples by Rtimi, S., Konstantinidis, S., Britun, N., Bensimon, M., Khmel, I., Nadtochenko, V.

“…[Display omitted] •Surface-contact and ionic related mechanisms lead to E. coli inactivation.•Bacterial inactivation is reported for Cu-PES sputtered at…”
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New Evidence for TiO2 Photocatalysis during Bilayer Lipid Peroxidation by Kiwi, J, Nadtochenko, V

“…The photocatalytic peroxidation of the bovine brain l-α-phosphatidyl-ethanolamine (PE) vesicle was measured and used as a model for phospholipid peroxidation…”
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Femtosecond Nanostructuring of Glass with Optically Trapped Microspheres and Chemical Etching by Shakhov, A, Astafiev, A, Gulin, A, Nadtochenko, V

“…Laser processing with optically trapped microspheres is a promising tool for nanopatterning at subdiffraction-limited resolution in a wide range of…”
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Femtochemistry of Rhodopsins by Ostrovsky, M. A., Nadtochenko, V. A.

“…The review considers the spectral kinetic data obtained by us by femtosecond absorption laser spectroscopy for the photochromic reaction of retinal…”
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Mechanism and Kinetics of the OH-Radical Intervention during Fenton Oxidation in the Presence of a Significant Amount of Radical Scavenger (Cl-) by Kiwi, J, Lopez, A, Nadtochenko, V

“…Orange II, the 4-(2-hydroxy-1-naphthylazo)benzenesulfonic acid Na-salt, was taken as a model for the oxidation of organic compounds in photoassisted Fenton…”
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Enhanced Nonlinear Photoluminescence of Au–Carbon Dot Nanohybrids Produced by Photocatalytic Reduction of Au(III) Ions by Astafiev, A. A., Shakhov, A. M., Minayeva, S. A., Nadtochenko, V. A.

“…Nanohybrids composed of carbon dots and gold nanoparticles are of considerable interest for luminescence imaging, photocatalysis, luminescence sensing and…”
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Exciton interactions of chlorophyll tetramer in water-soluble chlorophyll-binding protein BoWSCP by Cherepanov, D.A., Milanovsky, G.E., Neverov, K.V., Obukhov, Yu.N., Maleeva, Yu.V., Aybush, A.V., Kritsky, M.S., Nadtochenko, V.A.

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Dipole Moment of the S0 → S1 Chlorophyll a Transition in Solvents with a Varied Refraction Index by Cherepanov, D. A., Milanovsky, G. E., Aybush, A. V., Nadtochenko, V. A.

“…The dependence of the dipole moment of chlorophyll a ’s (Chl) S 0 → S 1 transition on the value of the solvent refractive index n is calculated. The…”
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Energy Barrier of Photoinduced Charge Separation in the Reaction Centers of Photosystems I and II by Cherepanov, D. A., Milanovsky, G. E., Nadtochenko, V. A., Semenov, A. Yu

“…This paper focuses on the energetics of photoinduced charge separation reactions between closely spaced molecules of chlorophyll (Chl) and pheophytin (Pheo)…”
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Use of a Fluorescent Dye for Controlling the Laser Absorption in the Femtosecond Laser Nanosurgery of Cells by Martirosyan, D. Yu, Osychenko, A. A., Zalessky, A. D., Kalinina, O. T., Tochilo, U. A., Fedotov, Yu. A., Syrchina, M. S., Nadtochenko, V. A.

“…The use of specific fluorescent dyes is able to reduce the labeled cell structure ionization threshold under the femtosecond laser impact. This feature may be…”
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The donor–acceptor dyad based on high substituted fullero[70]pyrrolidine-coordinated manganese (III) phthalocyanine for photoinduced electron transfer by Ovchenkova, E.N., Bichan, N.G., Gostev, F.E., Shelaev, I.V., Nadtochenko, V.A., Lomova, T.N.

“…[Display omitted] •Sudstituted Mn(III) phthalocyanine-fullero[70]pyrrolidine dyad was synthesized.•Thermodynamics and kinetics of its formation were fully…”
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Femtosecond Laser Synthesis of Luminescent Carbon Dots from Toluene by Astafiev, A. A., Shakhov, A. M., Vasin, A. A., Kostina, Yu. V., Nadtochenko, V. A.

“…Products of reactions in toluene induced by nonlinear absorption of femtosecond laser pulses are studied. Laser synthesis of carbon dots with characteristic…”
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Secondary ion mass spectrometric signal enhancement of phosphatidylcholine dioleoyl on enlarged nanoparticles surface by Gulin, A., Mochalova, M., Denisov, N., Nadtochenko, V.

“…•TOF-SIMS mass-spectra of DOPC lipid on enlarged nanoparticles surface were studied.•Metallic, semiconductor, dielectric and hybrid nanoparticles were…”
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Physicochemical Mechanisms of Nanostructuring of Glass by Femtosecond Laser Pulses with the Use of Selective Etching by Shakhov, A. M., Astafiev, A. A., Nadtochenko, V. A.

“…Processes occurring at nanostructuring of glass irradiated by tightly focused single femtosecond laser pulses with selective chemical etching in the alkaline…”
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Pump–Probe Spectroscopic Study of Charge Carrier Transport Processes in Films of CsPbBr3 Perovskite Colloidal Quantum Dots by Galushko, A. A., Lochin, G. A., Pevtsov, D. N., Aibush, A. V., Gostev, F. E., Shelaev, I. V., Nadtochenko, V. A., Brichkin, S. B., Razumov, V. F.

“…Colloidal quantum dots of CsPbBr 3 perovskites have been synthesized. The average size and polydispersity of nanocrystals were determined to be 8.3 nm and 16%,…”
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