Перегляд за автором "Puzikov, V.M."

Результати 21-40 з 40

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Peculiarities of optical and structure characteristics of sapphire single crystals grown in Ar + CO atmosphere

Dan’ko, A.Ya.; Tkachenko, V.F.; Sidelnikova, N.S.; Puzikov, V.M.; Nizhankovskiy, S.V. (Functional Materials, 2004)

Presented are the results of optical and X-ray structure investigations of sapphire crystals grown by the method of HOC in the protective (reducing) medium Ar+CO under a pressure of 10...800 torr. The dependence of the ...
Peculiarities of optical and structure characteristics of sapphire single crystals grown in Ar+CO atmosphere

Dan‘ko, A.Ya.; Tkachenko, V.F.; Sidelnikova, N.S.; Puzikov, V.M.; Nizhankovskiy, S.V. (Functional Materials, 2004)

Presented are the results of optical and X-ray structure investigations of sapphire crystals grown by the method of HOC in the protective (reducing) medium Ar+CO under a pressure of 10...800 torr. The dependence of the ...
Photoinduced absorption and anomalous dichroism in NaCa₂Mn₂V₃O₁₂ garnet as an evidence for the formation of oxygen holes dynamics

Eremenko, V.V.; Gnatchenko, S.L.; Kachur, I.S.; Piryatinskaya, V.G.; Ratner, A.M.; Shapiro, V.V.; Kosmyna, M.B.; Nazarenko, B.P.; Puzikov, V.M. (Физика низких температур, 2005)

It is shown that long-lived photoinduced dichroism in garnets is caused by photoproduced charges with anisotropic structure, keeping long memory of the pumping light polarization, while photoinduced absorption is due to ...
Photovoltaic effect in p–SiC/p–Si heterojunction

Kozlovskyi, A.A.; Semenov, A.V.; Puzikov, V.M. (Functional Materials, 2013)

The photovoltaic effect of isotype heterojunction with hole conductivity formed films of nanocrystallinep–21R–SiC, deposited on single-crystal substrate of p–Si, has been studied (heterojunction p–SiC/p–Si). The films were ...
Portable radiation monitoring system on the base of CdWO₄ scintillator

Kosmyna, M.B.; Nazarenko, B.P.; Puzikov, V.M.; Shekhovtsov, A.N.; Grinyov, B.V.; Borodenko, Yu.A.; Selegenev, Ye.M.; Ryzhikov, V.D.; Piven, L.A.; Tarasov, V.A.; Kozmin, Yu.S.; Belogub, V.V.; Didenko, A.V. (Functional Materials, 2009)

A portable high-sensitivity monitor for the detection of radioactive materials is developed and manufactured on the base of CdW0₄ scintillation crystal. The monitor has an independent power supply which provides continuous ...
Research of Structural Quality of Big-Size KDP Crystals

Salo, V.I.; Tkachenko, V.F.; Puzikov, V.M. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2008)

The faulted structure formation at a rapid growing of big-size KDP crystals has been analyzed. A transitional zone with high degree of lattice faultness has been revealed between the seed and the pure zone of the grown ...
Silica matrices doped with red laser dyes

Pritula, I.M.; Bezkrovnaya, O.N.; Puzikov, V.M.; Maslov, V.V.; Plaksiy, A.G.; Lopin, A.V.; Gurkalenko, Yu.A. (Functional Materials, 2012)

Sol-gel SiO₂ matrices activated with laser dyes for the red spectral region DCM, LK678 and benzopyran derivatives LD1 and LD2 were synthesized. Pyridine was used to prevent bleaching of the dyes during the synthesis of the ...
Spectral properties of nanoporous SiO₂ matrices with polymethine dye molecules

Bezkrovnaya, O.N.; Pritula, I.M.; Plaksii, A.G.; Puzikov, V.M.; Gurkalenko, Yu.A.; Kachkovskiy, A.D.; Slominsky, Y.L.; Kanaev, A. (Functional Materials, 2014)

SiO₂ matrices with PM1, PM2 and PM3 polymethine dyes are synthesized. The dyes PM2 and PM3 are found to form H-aggregates and dimers, respectively, in aqueous solutions. PM1 dye forms neither H-aggregates nor dimmers due ...
Structure perfection of bulk and near-surface layers in sapphire single crystals

Tkachenko, V.F.; Puzikov, V.M.; Dan`ko, A.Ya.; Budnikov, A.T.; Lukienko, O.A. (Functional Materials, 2007)

Triple-crystal X-ray diffractometry has been used to study the structure perfection in bulk and surface layer of basal-oriented sapphire single crystals grown using horizontal directional crystallization (HDC) in reducing ...
Structure perfection of large-size KDP crystals grown by various techniques

Puzikov, V.M.; Tkachenko, V.F.; Tsurikov, V.A. (Functional Materials, 2008)

The structure perfection of large-size KDP single crystals grown from nominally pure raw material by recirculation and solution temperature lowering techniques has been studied using the precision three-crystal X-ray ...
Study of nature of some defects visible in polarized light in sapphire signle crystals

Tkachenko, V.F.; Dan`ko, A.Ya.; Puzikov, V.M.; Budnikov, A.T.; Lukienko, O.A.; Sidelnikova, N.S.; Adonkin, G.T. (Functional Materials, 2007)

Using the precision technique of triple-crystal X-ray diffractometry, the structure of defect parts has been studied in large-size sapphire crystals grown by the horizontal directed crystallization in reducing gas media. ...
Study of structure perfection of KDP single crystals using the X-ray dynamic diffraction effects

Puzikov, V.M.; Tkachenko, V.F.; Tsurikov, V.A. (Functional Materials, 2011)
Study on lithium dihydrogen phosphate crystal growth conditions in nonstoichiometric solutions

Iurchenko, A.N.; Voronov, A.P.; Babenko, G.N.; Stumbra, M.A.; Puzikov, V.M. (Functional Materials, 2014)

Based on analysis of lithium dihydrogen phosphate (LDP) solubility dependence on solution stoichiometry alteration, solvent evaporation rate impact on solution supersaturation change is evaluated. It is revealed that at ...
Temperature dependences of optical and piezoelectric characteristics of ZnMgSe single crystals

Zagoruiko, Yu.A.; Kovalenko, N.O.; Puzikov, V.M.; Fedorenko, O.A. (Functional Materials, 2010)
The peculiarity of electric conductance of KDP single crystals

Levchenko, A.N.; Pritula, I.M.; Tyutyunnik, V.B.; Gavrik, A.P.; Velikhov, Yu.N.; Belikov, K.N.; Khomenko, O.N.; Puzikov, V.M. (Functional Materials, 2009)

The electrical conductivity of KDP crystals grown by the solvent recirculation and temperature lowering methods has been investigated in the 20-150°C temperature range. The temperature dependences follow an exponential ...
Thermal conductivity of pure and Cr³⁺ and Ti³⁺ doped Al₂O₃ crystals in 50-300 K temperature range

Popov, P.A.; Solomennik, V.D.; Belyaev, P.V.; Lytvynov, L.A.; Puzikov, V.M. (Functional Materials, 2011)
The spin states of cobalt ions and thermo-e.m.f. in erbium and holmium cobaltites

Khirnyi, V.F.; Kozlovskii, A.A.; Semenov, A.V.; Puzikov, V.M. (Functional Materials, 2009)

The temperature dependences of thermo-e.m.f. for Er₁₋ₓSrₓCoO₃₋δ, Ho₁₋ₓSrxCoO₃₋δ, Er₁₋ₓCaxCoO₃₋δ, Ho₁₋ₓCaxCoO₃₋δ ceramics have been studied in the temperature range of 300 K (of 100 K for some materials) to 600 K. The Zeebeck ...
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 ...
XRD method for the determination of internal stresses in KDP crystals and their relationship to the anomalous biaxiality

Puzikov, V.M.; Tkachenko, V.F.; Tsurikov, V.A. (Functional Materials, 2015)

Designed precision method for determining residual stresses in crystals of the KDP on the relative displacement of the rocking curves (RC), caused by the presence of tensile stress, compression from the {110} or {101}, ...
ZnMgSe:Cr²⁺ — a new active medium for lasers of middle IR

Zagoruiko, Yu.A.; Kovalenko, N.O.; Puzikov, V.M.; Fedorenko, O.A.; Basiev, T.T.; Doroshenko, M.E.; Osiko, V.V.; Jelinkova, H.; Koranda, P. (Functional Materials, 2009)

For the first time, laser generation is obtained in Zn₀.₇₅Mg₀.₂₅Se:Cr²⁺ single crystal. It is established that wavelength tuning in this laser can be realized in 2.2-2.6 μm region. The optical, luminescent and generation ...

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Перегляд за автором "Puzikov, V.M."

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