Search Results - "Postnova, I V"

Manganese Doped Zinc Sulfide Quantum Dots as Efficient Photocatalyst for Dye Decolorization by Sergeeva, K. A., Sergeev, A. A., Postnova, I. V., Voznesenskiy, S. S.

“…A simple aqueous based synthesis technique at room temperature was performed for preparation of pure and manganese (Mn 2+ ) doped ZnS quantum dots in the…”
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Silication of Dimensionally Stable Cellulose Aerogels for Improving Their Mechanical Properties by Khlebnikov, O. N., Postnova, I. V., Chen, Li-Jen, Shchipunov, Yu. A.

“…Dimensionally stable aerogels that retain their shapes and geometric sizes in solutions have been formed from cellulose subjected to an intense mechanical…”
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Formation of Photocatalytically Active Titania on Mesoporous Silica with Silver Nanoparticles Synthesized Using Tannin as a Template and a Reductant by Postnova, I. V., Sarin, S. A., Karpenko, T. Yu, Shchipunov, Yu. A.

“…Monolithic, optically transparent silica was synthesized for the first time by a green-chemistry method using tannin as a template. Silver nanoparticles were…”
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The Formation of Macropores in a Bimodal Silica Synthesized on P123 Block Copolymer as a Template by Postnova, I. V., Chen, Li-Jen, Shchipunov, Yu. A.

“…Mechanisms of mesoporous structure formation in materials obtained via the sol–gel synthesis have been rather thoroughly studied in situ by different methods…”
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Enhanced Photocatalytic Activity of ZnS:Mn2+ Quantum Dots by Sergeeva, K. A., Sergeev, A. A., Postnova, I. V., Shchipunov, Y. A., Voznesenskiy, S. S.

“…The photocatalytic activity of Mn 2+ doped ZnS quantum dots stabilized by glutathione capping agent in aqueous media was studied in situ by photoluminescence…”
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One-stage immobilization of the microalga Porphyridium purpureum using a biocompatible silica precursor and study of the fluorescence of its pigments by Voznesenskiy, S. S., Popik, A. Yu, Gamayunov, E. L., Orlova, T. Yu, Markina, Zh. V., Postnova, I. V., Shchipunov, Yu. A.

“…The biocompatible silica precursor tetrakis(2-hydroxyethyl)orthosilicate with ethylene glycol residues was used instead of the common alcohol-containing…”
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Dynamic laser-induced effects in nanocomposite systems based on the cadmium sulfide quantum dots in a silicate matrix by Voznesenskiy, S S, Sergeev, A A, Postnova, I V, Galkina, A N, Shchipunov, Yu A, Kulchin, Yu N

“…In this paper we study the laser-induced modification of optical properties of nanocomposite based on cadmium sulphide quantum dots encapsulated into thiomalic…”
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Luminescent Methane Sensor Based on Energy Transfer from ZnS:Mn2+ Quantum Dots to Analyte Molecule by Sergeev, A. A., Sergeeva, K. A., Leonov, A. A., Postnova, I. V., Voznesenskiy, S. S.

“…— Manganese-doped zinc sulfide quantum dots were synthesized by chemical precipitation in an aqueous solution in the presence of glutathione as the capping…”
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Erratum to: One-stage immobilization of the microalga Porphyridium purpureum using a biocompatible silica precursor and study of the fluorescence of its pigments by Voznesenskiy, S. S., Popik, A. Yu, Gamayunov, E. L., Orlova, T. Yu, Markina, Zh. V., Postnova, I. V., Shchipunov, Yu. A.

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Dependence of SBA-15 formation on the block copolymer concentration in the course of synthesis with precursor containing ethylene glycol residues by Postnova, I. V., Ha, Chang-Sik, Shchipunov, Yu. A.

“…The formation of silica is governed by two parallel processes triggered by the addition of a precursor to a solution of P123 block copolymer. One process is…”
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Laser-induced photodynamic effects at silica nanocomposite based on cadmium sulphide quantum dots by Voznesenskiy, S S, Sergeev, A A, Galkina, A N, Kulchin, Yu N, Shchipunov, Yu A, Postnova, I V

“…In this paper we study the laser-induced modification of optical properties of nanocomposite based on cadmium sulphide quantum dots encapsulated into thiomalic…”
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One-pot synthesis of monolithic macroporous polymethylsilsesquioxane absorbing oil by Postnova, I. V., Chen, Li-Jen, Shchipunov, Yu. A.

“…Single-stage synthesis of monolithic meso/macroporous polymethylsilsesquioxane in a neutral aqueous solution without the use of a catalyst and heating has been…”
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Template synthesis of titania on polysaccharides by Postnova, I. V., Krekoten, A. V., Kozlova, E. A., Tsybulya, S. V., Rempel, A. A., Shchipunov, Yu. A.

“…Template synthesis of titania was conducted in solutions of polysaccharides, xanthan and sodium hyaluronan, prepared in ethylene glycol and on cellulose…”
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Alginate polyelectrolyte complexes with cationic hydroxyethyl cellulose derivatives: Role of the block structure by Shchipunov, Yu. A., Postnova, I. V.

“…It was shown that the block structure of alginate significantly affects the mechanism of formation and properties of its water-soluble polyelectrolyte…”
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Luminescent Methane Sensor Based on Energy Transfer from ZnS:Mn{sup 2+} Quantum Dots to Analyte Molecule by Sergeev, A. A., Sergeeva, K. A., Leonov, A. A., Postnova, I. V., Voznesenskiy, S. S.

“…Abstract—: Manganese-doped zinc sulfide quantum dots were synthesized by chemical precipitation in an aqueous solution in the presence of glutathione as the…”
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Luminescent Methane Sensor Based on Energy Transfer from ZnS:Mn.sup.2+ Quantum Dots to Analyte Molecule by Sergeev, A. A, Sergeeva, K. A, Leonov, A. A, Postnova, I. V, Voznesenskiy, S. S

“…- Manganese-doped zinc sulfide quantum dots were synthesized by chemical precipitation in an aqueous solution in the presence of glutathione as the capping…”
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Incorporation of quantum dots into a silica matrix using a compatible precursor by Sergeeva, K. M., Postnova, I. V., Shchipunov, Yu. A.

“…A method is developed for one-stage incorporation of cadmium-sulfide quantum dots synthesized in the presence of mercaptosuccinic acid into a silica matrix…”
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A terahertz spectroscopic study of chitosan-based bionanocomposites containing clay nanoparticles by Migal’, E. A., Mishchenko, M. D., Ozheredov, I. A., Postnova, I. V., Sapozhnikov, D. A., Shkurinov, A. P., Shchipunov, Yu. A.

“…Dielectric properties of bionanocomposites resulting from regulated self-organization of chitosan and nanoparticles of synthetic saponite clay have been…”
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Self-organization in the chitosan-clay nanoparticles system regulated through polysaccharide macromolecule charging. 1. Hydrogels by Shchipunov, Yu. A., Silant’ev, V. E., Postnova, I. V.

“…Scanning and transmission electron microscopy and dynamic rheology are used to thoroughly characterize the morphology and mechanical properties of…”
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Synthesis of monolithic mesoporous silica with a regular structure (SBA-15) and macropores in neutral aqueous solution at room temperature by Postnova, I. V., Chen, Li-Jen, Shchipunov, Yu. A.

“…A monolithic biporous silica material of SBA-15 type has been synthesized by the sol-gel method in a neutral aqueous solution in the presence of glycerol…”
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