Перегляд за автором "Vovk, O.M."

Результати 1-15 з 15

Abnormal enhancement of light output by cation mixing in ZnxMg₁₋ₓWO₄ nanocrystals

Tupitsyna, I.A.; Maksimchuk, P.O.; Yakubovskaya, A.G.; Dubovik, A.M.; Seminko, V.V.; Zvereva, V.S.; Trubaeva, O.G.; Hubenko, K.O.; Vovk, O.M.; Malyukin, Y.V. (Functional Materials, 2017)

In the paper the effect of light output increase with maximum at x = 0.5 observed previously for the mixed ZnxMg₁₋ₓWO₄ crystals is demonstrated for nanocrystals with the same composition. The enhancement of light output ...
Formation characteristics of Fe₃O₄ magnetic particles precipitated from aqueous solutions and their sorption properties

Odnovolova, A.M.; Sofronov, D.S.; Puzan, A.N.; Baumer, V.N.; Mateychenko, P.V.; Desenko, S.M.; Vovk, O.M.; Mozul', K.A.; Bryleva, E.Yu. (Functional Materials, 2015)

Effect of temperature and iron concentration in solution on the phase composition, particle size, and magnetization was studied. It is shown that amount of the magnetite phase increases with the temperature increase. The ...
Formation of nano- and microparticles CdS from thiourea solutions

Sofronov, D.S.; Sofronova, E.M.; Baumer, V.N.; Kudin, K.A.; Vovk, O.M.; Mateychenko, P.V. (Functional Materials, 2011)
Hybrid bulk and planar heterojunctions with electroluminescent quantum dots CdZnSeS and poly(dioctylfluorene)

Matvienko, O.O.; Kryzhanovska, O.S.; Savin, Yu.N.; Vovk, O.M.; Pogorelova, N.V.; Vashchenko, V.V. (Functional Materials, 2012)

Hybrid organic-quantum dot light emitting devices (QD-OLED) with bulk and planar heterojunctions based on poly(dioctylfluorene) and electroluminescent quantum dots CdZnSeS (QD) were obtained. The influence of QD concentration ...
Influence of Ca and Mg doping on the microstructure and optical properties of YAG ceramics

Chaika, M.A.; Vovk, O.M.; Doroshenko, A.G.; Klochkov, V.K.; Mateychenko, P.V.; Parkhomenko, S.V.; Fedorov, O.G. (Functional Materials, 2017)

Ceramics of yttrium aluminum garnet doped with Ca or Mg are produced by solid state reaction under vacuum sintering. The influence of CaO and MgO additives themselves on microstructure and optical properties of YAG ceramics ...
Morphology and luminescence properties of nanocomposites films on the base of poly(n-vinylcarbzole) and semiconductor nanocrystals CdSe/ZnS

Matvienko, O.O.; Savin, Yu.N.; Kryzhanovska, O.S.; Vovk, O.M.; Dobrotvorska, M.V. (Functional Materials, 2011)
Morphology of lead sulfide crystalline particles in size-limited state

Bezkrovnyi, O.S.; Yermolayeva, Yu.V.; Vovk, O.M.; Dobrotvorskaya, M.V.; Chayka, M.A.; Tolmachev, A.V. (Functional Materials, 2014)

Monocrystalline PbS particles of cubic structure ranging in size from 3 to 500 nm, were obtained. Influence of growth conditions on the final particles size and dispersion of lead sulfide nanocrystals, as well as effects ...
Mutual influence of additives of Ca and Si on properties of Cr-doped YAG ceramics

Chaika, M.A.; Vovk, O.M.; Safronova, N.A.; Parkhomenko, S.V.; Doroshenko, A.G.; Tolmachev, A.V. (Functional Materials, 2016)

Cr-doped yttrium aluminum garnet ceramics with different concentration of additives Ca and Si were synthesized by vacuum reaction sintering. It was established that simultaneous doping with Ca and Si effects crucially on ...
Nanocrystalline zinc and cadmium tungstates: morphology, luminescent and scintillation properties

Yakubovskaya, A.G.; Katrunov, K.A.; Tupitsyna, I.A.; Starzhinskiy, N.G.; Nagornaya, L.L.; Zhukov, A.V.; Zenya, I.M.; Baumer, V.N.; Vovk, O.M. (Functional Materials, 2011)
Revealing the morphological peculiarities of Y₃Al₅O₁₂:Nd laser ceramics by ion beam sputtering

Vovk, O.M.; Chayka, M.A.; Mateychenko, P.V.; Yavetskiy, R.P.; Kosyanov, D.Yu.; Parkhomenko, S.V. (Functional Materials, 2013)

The morphological peculiarities of Y₃Al₅O₁₂:Nd laser ceramics prepared by vacuum sintering of co-precipitated nanopowders have been revealed by ion beam sputtering of the ceramics surface. Inclusions with a cross section ...
Sol-gel processing of transparent Lu₂O₃:Eu³⁺ phosphor films

Babayevskaya, N.V.; Bezkrovnyi, A.S.; Mateychenko, P.V.; Vovk, O.M.; Yavetskiy, R.P. (Functional Materials, 2010)
Synthesis of Y₂O₃ and Y₂O₃:Nd³⁺ monodisperse crystalline nanospheres by homogenous precipitation

Pazura, Yu.I.; Baumer, V.N.; Deyneka, T.G.; Vovk, O.M.; Yavetskiy, R.P. (Functional Materials, 2010)
Transparent ceramics of yttrium-aluminum garnet (Y₃Al₅O₁₂) from nanocrystalline powders obtained by co-precipitation

Baumer, V.N.; Vovk, E.A.; Vovk, O.M.; Deineka, T.G.; Kosmyna, M.B.; Mateychenko, P.V.; Puzikov, V.M.; Sergienko, Z.P.; Tolmachev, A.V.; Shekhovtsov, A.N.; Yavetskiy, R.P. (Functional Materials, 2008)

Nanosized powders of yttrium-aluminum garnet Y₃Al₅O₁₂, (YAG) have been obtained by chemical co-precipitation. The effect of the powder structure and morphology on the compactibility and sinterability has been studied. The ...
XPS study of ammonia-exposed C₆₀ films both original and photopolymerized

Dobrotvorska, M.V.; Karachevtsev, V.A.; Vovk, O.M.; Rao, A.M. (Functional Materials, 2004)

Surface of C₆₀ films (original and photopolymerized with UV radiation) exposed to ammonia at different pressure was investigated by the method of X-ray photoelectron spectroscopy. Effect of X-ray stimulated interaction ...
X-ray and photo-excited luminescence of ZnWO₄ nanoparticles with different size and morphology

Tupitsyna, I.A.; Maksimchuk, P.O.; Yakubovskaya, A.G.; Malyukin, Y.V.; Zvereva, V.S.; Vovk, O.M. (Functional Materials, 2016)

X-ray and photoluminescence of ZnWO₄ nanocrystals with controlled size and morphology: grains with diameter of 10-20 nm; rods with diameter of 10-20 nm and length of 200-250 nm produced by microwave hydrothermal method ...

Результати 1-15 з 15

Пошук

Розширений пошук

Перегляд

Вся бібліотека

Перегляд за автором "Vovk, O.M."

Репозиторій DSpace/Manakin

Перегляд за автором "Vovk, O.M."

Пошук

Перегляд

Вся бібліотека

Мій обліковий запис