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    Article

    Dielectric Properties of Nanocrystalline Tungsten Oxide in the Temperature Range of 223–293 K

    The dielectric properties of nanocrystalline tungsten oxide are studied in the temperature range of 223–293 K and in the frequency range ν = 10–2–106 Hz. Powders of WO3 with particle sizes of 110, 150, and 200 nm...

    S. A. Kozyukhin, S. A. Bedin, P. G. Rudakovskaya, O. S. Ivanova in Semiconductors (2018)

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    Article

    Ultrasonic disintegration of tungsten trioxide pseudomorphs after ammonium paratungstate as a route for stable aqueous sols of nanocrystalline WO3

    A new facile method is proposed for the preparation of aqueous sols of highly crystalline tungsten trioxide with a particle size of 60–150 nm, containing no organic stabilizers/surfactants. These sols possess...

    T. O. Shekunova, A. E. Baranchikov, A. D. Yapryntsev in Journal of Materials Science (2018)

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    Modeling of Magnetite Nanoparticles Behavior under Conditions of Microcirculation and Analysis of In Vivo Toxicity

    The behavior of magnetite nanoparticles was studied in the cell chip microcapillaries. No aggregation of magnetite nanoparticles under conditions of long-term circulation was noted. Biodistribution and toxicit...

    D. A. Sakharov, P. G. Rudakovskaya in Bulletin of Experimental Biology and Medic… (2016)

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    Article

    Сore–shell magnetite–gold nanoparticles: Preparing and functionalization by chymotrypsin

    In this work we present the results of the synthesis of magnetite–gold nanoparticles with a core–shell structure. The preparation is carried out in several stages: synthesis of the core, coating with a gold sh...

    P. G. Rudakovskaya, D. N. Lebedev, M. V. Efremova in Nanotechnologies in Russia (2016)

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    Article

    Synthesis and characterization of PEG-silane functionalized iron oxide(II, III) nanoparticles for biomedical application

    In this paper we report the synthesis, functionalization, and characterization of ferromagnetic iron oxide (II, III) nanoparticles with different shapes and sizes. Using a number of chemical methods, magnetite...

    P. G. Rudakovskaya, V. M. Gerasimov, O. N. Metelkina in Nanotechnologies in Russia (2015)

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    Article

    Synthesis and optimization of methods for the production of magnetite nanoparticles with different sizes and morphology for biological application

    Herein we report on the synthesis, optimization of the synthetic procedure, functionalization, and characterization of cubic and spherical superparamagnetic magnetite nanoparticles. Spherical nanoparticles (16...

    N. V. Pul’kova, S. A. Tonevitskaya, V. M. Gerasimov in Nanotechnologies in Russia (2015)

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    Development of bacteriochlorophyll a-based near-infrared photosensitizers conjugated to gold nanoparticles for photodynamic therapy of cancer

    We report the synthesis and characterization of a new sulfur-containing derivative of bacteriochlorophyll a. The latter was isolated from biomass of the nonsulfur purple bacterium Rhodobacter capsulatus strain B1...

    I. V. Pantiushenko, P. G. Rudakovskaya, A. V. Starovoytova in Biochemistry (Moscow) (2015)

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    Synthesis of magnetite-gold nanoparticles with core-shell structure

    Data on the synthesis of core-shell-type nanoparticles in which the core is magnetite and the shell is gold are summarized and systematized. Various approaches to the synthesis of the magnetic core and methods...

    P. G. Rudakovskaya, E. K. Beloglazkina in Moscow University Chemistry Bulletin (2015)