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  1. No Access

    Article

    Preparation of Model Rh–CeO2 Catalysts by Pulsed Laser Ablation in Liquid

    The powders of Rh and CeO2 are synthesized by pulsed laser ablation in liquid. The Rh–CeO2 model catalysts are prepared by the calcination of these powders in a wide temperature range from 450 °C to 1000 °C. The ...

    L. S. Kibis, A. I. Krotova, E. A. Fedorova… in Journal of Structural Chemistry (2023)

  2. No Access

    Article

    Effect of the Type of Active Component–Support Interaction on the Low-Temperature Activity of Metal–Oxide Catalysts in CO Oxidation

    The Pt–SnOx, Pd–SnOx, and Au–SnOx composite catalysts were synthesized by pulsed laser ablation. The catalyst testing in the CO + O2 reaction showed that the action of the reaction medium can induce both partial ...

    A. I. Stadnichenko, E. M. Slavinskaya, E. D. Fakhrutdinova… in Doklady Physical Chemistry (2022)

  3. No Access

    Article

    ACTIVATION OF Au–CeO2 COMPOSITES PREPARED BY PULSED LASER ABLATION IN THE REACTION OF LOW-TEMPERATURE CO OXIDATION

    The Au/CeO2 composite catalyst is prepared by pulsed laser ablation in liquid (PLAL). Dispersions of gold and cerium are prepared in alcohol and water, respectively, mixed, dried, and annealed at various temperat...

    A. I. Stadnichenko, E. M. Slavinskaya, E. A. Fedorova… in Journal of Structural Chemistry (2021)

  4. No Access

    Article

    A Study of Pt/Al2O3 Nanocomposites Obtained by Pulsed Laser Ablation to Be Used as Catalysts of Oxidation Reactions

    Pulsed laser ablation (PLA) in liquids is an effective high-energy method for the synthesis of functional nanomaterials. In the present work, a nanocomposite catalyst Pt/Al2O3(PLA) is prepared by mixing solutions...

    E. A. Fedorova, A. I. Stadnichenko, E. M. Slavinskaya… in Journal of Structural Chemistry (2020)

  5. No Access

    Article

    Platinum state in highly active Pt/CeO2 catalysts from the X-ray photoelectron spectroscopy data

    The states of components of highly efficient Pt/CeO2 catalysts for low-temperature oxidation of carbon monoxide are studied in detail by X-ray photoelectron spectroscopy (XPS). Using the precise calibration of th...

    A. I. Stadnichenko, V. V. Murav’ev, V. A. Svetlichnyi… in Journal of Structural Chemistry (2017)

  6. No Access

    Article

    Electrode modified by copper nanoparticles for ascorbic acid and dopamine simultaneous determination

    In the present work it is proposed to modify a glassy carbon electrode by copper nanoparticles obtained by the laser ablation method. This modified electrode makes it possible to obtain separate peaks of ascor...

    A. V. Shabalina, I. N. Lapin, V. A. Svetlichnyi in Russian Journal of Electrochemistry (2015)

  7. No Access

    Article

    Carbon electrodes modified by metal nanoparticles obtained by laser ablation method in organic substances determination

    Impregnated graphite electrodes surface modification by metal nanoparticles (Au, Pt, Pd, Ni, Cu) from ethanol colloids obtained by laser ablation of metal targets in liquid without stabilizing agents was carri...

    A. V. Shabalina, I. N. Lapin, K. A. Belova… in Russian Journal of Electrochemistry (2015)

  8. No Access

    Article

    Silver nanoparticles obtained by laser ablation as the active component of Ag/SiO2 catalysts for CO oxidation

    Composite systems comprising a macroporous SiO2 support and silver nanoparticles preliminarily prepared by laser ablation in various liquids were synthesized and studied. Investigation of the catalytic properties...

    L. S. Kibis, O. A. Stonkus, D. O. Martynova… in Reaction Kinetics, Mechanisms and Catalysis (2013)

  9. No Access

    Article

    Spectroscopy of the excited-state complex of zinc(II) with 3,3′-bis(dipyrrolylmethene)

    Spectra of nonstationary transient absorption of metal bis(dipyrrolylmethene) complexes in cyclohexane and ethanol, which exhibit different photophysical and photochemical properties in these solvents, have be...

    R. T. Kuznetsova, G. V. Maier, O. O. Sikorskaya, I. N. Lapin… in High Energy Chemistry (2012)

  10. No Access

    Article

    A setup for investigating the absorption spectra of dyes in excited states by the pump-probe method utilizing a fluorescence probe

    An experimental setup for studying transient absorption spectra of organic dyes, which are excited with a high-power laser pulse, by the pump-probe method is described. Fluorescence of a mixture of organic-dye...

    V. A. Svetlichnyi in Instruments and Experimental Techniques (2010)

  11. No Access

    Article

    The formation of porous nickel-containing polyacrylate nanocomposites

    The formation of porous nickel-polyacrylate nanocomposites (the sorption of nickel ions by a polyacrylate matrix followed by their reduction with thiourea dioxide) was studied. The kinetics of sorption of nick...

    T. I. Izaak, O. V. Babkina, G. V. Lyamina… in Russian Journal of Physical Chemistry A, F… (2008)

  12. No Access

    Article

    Structure and properties of organic nanocomposites for quantum electronics

    T. N. Kopylova, G. V. Mayer, T. A. Solodova, E. A. Vaitulevich… in High Energy Chemistry (2008)

  13. No Access

    Article

    Theoretic and Experimental Study of Photoprocesses in Substituted 4-Dicyanomethylene-4H-pyrans

    The photoprocesses in substituted 4-dicyanomethylene-4H-pyran (DCM) derivatives were studied theoretically and experimentally. The experimental spectral and luminescent parameters of the molecules under study ...

    V. A. Pomogaev, V. A. Svetlichnyi, A. V. Pomogaev… in High Energy Chemistry (2005)

  14. No Access

    Article

    Active media for tunable blue–green lasers based on aminocoumarins in polymethylmethacrylate

    The lasing characteristics of 17 aminocoumarins in solutions and polymer polymethylmethacrylate (PMMA) matrix pumped by exciplex XeCl-laser radiation (λpump=308 nm) are investigated. It is demonstrated that 4-CF3

    T.N. Kopylova, G.V. Mayer, A.V. Reznichenko, L.G. Samsonova… in Applied Physics B (2004)

  15. No Access

    Article

    Phototransformations of Organic Compounds upon Powerful Laser Excitation under Nonlinear Absorption Conditions

    Phototransformations, stationary- and induced-absorption spectra, and emission spectra of solutions of a dicarboxyalkyl derivative of p-terphenyl, as well as the transmission of exciting radiation from a XeCl las...

    R. T. Kuznetsova, G. V. Maier, T. N. Kopylova, V. A. Svetlichnyi… in High Energy Chemistry (2002)

  16. No Access

    Article

    Phototransformations of Phenols in Aqueous Solutions under Different Excitation Modes

    The photolysis of aqueous solutions of two widespread environmental organic ecotoxicants—phenol and 4-chlorophenol—on excitation by UV radiation from a KrCl exciplex laser and a glow-discharge KrCl excilplex l...

    I. V. Sokolova, O. N. Chaikovskaya, V. A. Svetlichnyi… in High Energy Chemistry (2002)

  17. No Access

    Article

    Solid-state active media of tunable organic-compound lasers pumped with a laser. I. An XeCl laser

    The lasing properties of organic compounds in a polymethylmethacrylate matrix radiating in the blue-green (paraterphenyle and coumarine derivatives) and red (phodamine and phenalemine derivatives) regions of t...

    T.N. Kopylova, G.V. Mayer, A.V. Reznichenko, L.G. Samsonova… in Applied Physics B (2001)

  18. No Access

    Article

    Photolysis of Phenol and para-Chlorophenol by UV Laser Excitation

    The photolysis of phenol and para-chlorophenol by irradiation with the fourth harmonic of a neodymium laser was examined using electronic absorption spectroscopy, fluorescence, and quantum-chemical techniques. It...

    V. A. Svetlichnyi, O. N. Chaikovskaya, O. K. Bazyl'… in High Energy Chemistry (2001)