Zobrazeno 1 - 10
of 31
pro vyhledávání: '"M. Yu. Yanchenko"'
Autor:
L. Yu. Buldakova, A. V. Dmitriev, N. A. Zhuravlev, Dina G. Kellerman, M. Yu. Yanchenko, M. O. Kalinkin
Publikováno v:
Reaction Kinetics, Mechanisms and Catalysis. 129:1061-1076
We report a study which exhibits for the first time the catalytic activity of LiMgPO4 in the reaction of hydroquinone oxidation. The samples were synthesized by solid state reaction, glycerol-nitrate method and ultrasonic spray pyrolysis. It was prov
Autor:
Sh. M. Khaliullin, L. Yu. Buldakova, L. V. Ermakova, V. D. Zhuravlev, M. Yu. Yanchenko, N. M. Porotnikova
Publikováno v:
International Journal of Self-Propagating High-Temperature Synthesis. 28:226-232
Solution combustion synthesis (SCS) of zinc oxide was performed using a binary fuel, glycine and citric acid. It was established that combustion occurs due to oxidation of zinc nitrate–glycine complexes. Citric acid acts as an inhibitor of SCS reac
Autor:
L. A. Pasechnik, Andrei N. Enyashin, A. A. Yushkov, M. Yu. Yanchenko, Elizaveta V. Shalaeva, N. S. Kozhevnikova, M. V. Kuznetsov, A. S. Vorokh, E.S. Ulyanova, L. Yu. Buldakova, A. O. Bokunyaeva, Tatyana I. Gorbunova
Publikováno v:
Journal of Molecular Liquids. 284:29-38
A semiconducting composite with enhanced photocatalytic properties – scandium doped titania (anatase/amorphous titania/brookite) – was prepared by hydrolysis of titanium (IV) tetrabutoxide in the presence of scandium (III) sulfate aqueous solutio
Autor:
L. Yu. Buldakova, M. Yu. Yanchenko, A. S. Vorokh, A. O. Bokunyaeva, A. A. Yushkov, Elizaveta V. Shalaeva, Marina G. Pervova, Andrei N. Enyashin, N. S. Kozhevnikova, D. A. Zamyatin, Tatyana I. Gorbunova, E.S. Ulyanova, V. Yu. Kolosov
Publikováno v:
Kinetics and Catalysis. 60:325-336
Nanodispersed TiO2 consisting of anatase and brookite phases in a ratio of 3 : 1 is obtained by the sol–gel method from titanium(IV) butoxide at a temperature below 100°C. X-ray diffraction, transmission electron microscopy, and Raman spectroscopy
Publikováno v:
Russian Journal of Physical Chemistry A. 93:976-979
The effect the doping of Zn2 – 2xMn2xSiO4 (х ≤ 0.2) luminophor with magnesium has on the charge state of manganese and the nature of the quenching of luminescence is examined. It is estimated that introducing magnesium ions and raising their con
Autor:
L. A. Pasechnik, M. Yu. Yanchenko, Inna V. Baklanova, Andrei N. Enyashin, Alexander P. Tyutyunnik, A. A. Yushkov, A.Yu. Suntsov, N. S. Kozhevnikova, M. A. Melkozerova, L. Yu. Buldakova
Publikováno v:
Journal of Physics and Chemistry of Solids. 161:110459
The ball-like ZnS microparticles assembled of nanoparticles with the size of 3–5 nm were synthesized by chemical bath deposition using thiourea as sulfur agent. Their defectiveness was examined by electron paramagnetic resonance (EPR) and high-reso
Publikováno v:
Russian Journal of Physical Chemistry A. 92:1413-1416
The region of homogeneity in a solid solution of the nominal composition Zn2 – 2xMn2xSiO4 (х ≤ 0.21 ± 0.01) is determined. A comparison of the values of the pycnometric and X-ray densities for the compositions with x ≥ 0.13 ± 0.01 indicates
Autor:
M. Yu. Yanchenko, A. S. Vorokh, L. Yu. Buldakova, Inna V. Baklanova, Olga I. Gyrdasova, N. S. Kozhevnikova
Publikováno v:
Russian Journal of Applied Chemistry. 91:454-462
Method of chemical precipitation from aqueous solutions was used to cover the surface of polycrystalline ZnO nanotubes with a nanostructured CdS layer. The thus synthesized CdS/ZnO composite material was studied by the methods of X-ray diffraction an
Autor:
L. Yu. Buldakova, M. Yu. Yanchenko, E. V. Zabolotskaya, Rina F. Samigullina, N. A. Zaitseva, Inna V. Baklanova, T. A. Onufrieva, T. I. Krasnenko
Publikováno v:
Russian Journal of Physical Chemistry A. 91:1824-1827
Single-phase luminophor Zn2SiO4:V with willemite structure is prepared by hydrothermal method. It is found that the Zn: Si: V ratio between cations is 2: 0.9: 0.1. It is shown that the inclusion of vanadium in the willemite structure reduces the widt
Autor:
Vladimir N. Krasil’nikov, Inna V. Baklanova, Natalya S. Sycheva, M. Yu. Yanchenko, M. A. Melkozerova, V. G. Bamburov, Olga I. Gyrdasova, L. Yu. Buldakova
Publikováno v:
Doklady Chemistry. 474:105-108
Using mixed copper zinc carboxylates as precursors, Zn1–x Cu x O: CuO composite materials with various morphologies and microstructures of aggregates were synthesized. Their structural, optical, and photocatalytic characteristics were determined.