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Functional Materials, 2014, том 21
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Перегляд Functional Materials, 2014, том 21 за назвою

Перегляд Functional Materials, 2014, том 21 за назвою

Результати 1-20 з 84

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Aging-effect in optimal doped Yba₂Cu₃O₇₋δ single crystals

Nazyrov, Z.F.; Popova, A.V.; Vovk, R.V. (Functional Materials, 2014)

We investigate the conducting properties of the optimally oxygen doped YBa₂Cu₃O₇₋δ single crystals in the basal ab-plane before and after a long time exposure (aging) at air atmosphere. Prolonged exposure leads to increase ...
Alpha-, beta-, gamma-radiometric measurements using semiconductor detectors

Grigoryev, A.N.; Sakun, A.V.; Marushchenko, V.V.; Bilyk, Z.V.; Litvinov, Yu.V.; Chernyavsky, O.Yu.; Voronkin, E. (Functional Materials, 2014)

Referring to shortcomings of modern radiation detection and monitoring devices, an operable prototype of the device for determination of the gamma radiation exposure dose rate within the range from 10 μ R/h to 1000 R/h, ...
Annealing temperature modes influence on properties of heterophase nanocomposites based on ceramics "glass - Ag-Pd" systems

Lepikh, Ya.I.; Lavrenova, T.I.; Bugayova, T.N.; Zatovskaya, N.P.; Snigur, P.O. (Functional Materials, 2014)

Temperature formation modes influence on the electric parameters and operational characteristics thick-film elements made of nanocomposite system "glass - Ag-Pd" are investigated. The manufacturing techniques are described, ...
Apparatus for studying electro-physical properties of materials at low temperatures under external magnetic fields

Bovda, O.M.; Derevyanko, V.V.; Sukhareva, T.V.; Finkel, V.A. (Functional Materials, 2014)

The object of the work is development and experimental realization of the apparatus for measuring electro-physical properties of materials at temperatures 15-273 K in external magnetic field Hext; in the apparatus, a gas ...
¹¹B and ⁷Li MAS NMR of glassy and crystalline borate compounds

Sergeev, N.A.; Padlyak, B.V.; Olszewski, M.; Stepien, P. (Functional Materials, 2014)

The MAS NMR spectra of the ¹¹B and ⁷Li isotopes in a series of un-doped crystalline and glassy borate compounds with Li₂B₄O₇, LiB₃O₅ and LiCaBO₃ chemical compositions were investigated and analyzed. The investigated borate ...
Biomineralization and synthesis of biogenic magnetic nanoparticles and magnetosensitive inclusions in microorganisms and fungi

Gorobets, O.Yu.; Gorobets, S.V.; Sorokina, L.V. (Functional Materials, 2014)

In this study the identification of proteins which are homologous to Mam proteins of magnetotactic bacteria (MTB) Magnetospirillum gryphiswaldense MSR-1 was performed. Using the bioinformatics methods it was revealed the ...
Characterization and photocatalytic activity of Ti/TinOm •ZrxOy coatings for azo-dye degradation

Sakhnenko, N.D.; Ved, M.V.; Bykanova, V.V. (Functional Materials, 2014)

Anodic oxidation of VT1-0 titanium and E-125 zirconium alloy in aqueous electrolyte solutions based on H₂SO₄ and K₄P₂O₇ was used to obtain oxide coatings composed of Zr/ZrO₂, Ti/TiO₂, and mixed oxide systems Ti/TinOm•ZrxOy. ...
Complex heat transfer at directed crystallization of semitransparent materials

Deshko, V.I.; Karvatskii, A.Ya.; Kudin, A.M.; Lokhmanets, I.V. (Functional Materials, 2014)

The sensibility of thermal regimes at crystal-melt system to inner or outer parameters was studied for semitransparent media by the numerical simulation of complex heat transfer. A model of radiation-convective and ...
Composite scintillators for a wide range of problems in detection of ionizing radiation

Karavaeva, N.L. (Functional Materials, 2014)

We have developed a new type of scintillation materials composite scintillators. It has been shown that such materials can be obtained both on the basis of organic (fast neutron detection) and inorganic (thermal neutron ...
Deep acceptor trapping centers in CdI₂-PbI₂ crystal system

Galchynsky, O.V.; Gloskovska, N.V.; Yarytska, L.I. (Functional Materials, 2014)

The model of acceptor trapping centers which consists of Pb³⁺ ion and two atomic I⁰ centers in the temperature range 200-270 K has been suggested. It was constructed on the basis of measurements of thermally stimulated ...
Determination of characteristics of substructure and orientation inhomogeneity in polycrystalline specimens

Badiyan, E.E.; Tonkopryad, A.G.; Shekhovtsov, O.V.; Shurinov, R.V.; Zetova, T.R.; Kazachkova, K.S. (Functional Materials, 2014)

The possibility of using color orientation maps obtained from the surface of polycrystalline specimens to determine the characteristics of the substructure and the orientation inhomogeneity has been studied experimentally. ...
Digital X-ray imaging using matrix detectors and composite screens

Voronkin, E.F. (Functional Materials, 2014)

In the paper it has been shown the possibility to use large area dispersed scintillators based on ZnSe:Al scintillation screens having a maximum luminescence in photoabsorption of zinc selenide instead of X-ray film for ...
Dispersions of carbon nanotubes in cholesteric liquid crystals with photoactive components

Samoilov, A.N.; Minenko, S.S.; Lisetski, L.N.; Lebovka, N.I.; Soskin, M.S.; Torgova, S.I. (Functional Materials, 2014)

Optical transmission and selective reflection data are reported for dispersions of single-walled carbon nanotubes (SWCNT) in cholesteric liquid crystals comprising a mixture of cholesterol esters and azoxy nematic ZhK-440. ...
Effectively unpaired electrons in bipartite lattices within the generalized tight-binding approximation: application to graphene nanoflakes

Luzanov, A.V. (Functional Materials, 2014)

A semiempirical technique is proposed for bipartite structures (lattice-like systems with two interpenetrating sublattices). For such systems, the corresponding one-electron tight-binding model can be easily modified to ...
Effect of microwave sintering temperature on structure and properties of bioceramics based on biogenic hydroxyapatite

Tovstonoh, H.; Sych, O.; Skorokhod, V. (Functional Materials, 2014)

The present work demonstrates the possibility to produce medicine-aimed ceramics on the basis of biogenic hydroxyapatite with structural-mechanical properties required for replacement of the bone tissue defects using ...
Effect of nucleation mechanism on the structure of polyfunctional calcium phosphate glass materials

Savvova, O.V.; Babich, O.V.; Shadrina, G.N. (Functional Materials, 2014)

Effect of the nucleation mechanism on structure of polyfunctional calcium silicophosphate glass materials has been studied. It has been established that the structure differentiation via liquation mechanism with formation ...
Effect of zirconia stabilized by ittria additions on the structure and mechanical properties of alumina based ceramics

Warcholinski, B.; Gilewicz, A.; Lupicka, O.; Rochowicz, J.; Sayenko, S.; Svitlychnyi, Y.; Zykova, A. (Functional Materials, 2014)

The ceramic samples of pure alumina and alumina with additions of 10, 15, 20 wt. % ZrO₂ stabilized by 5.3 % wt. Y₂O₃ were produced by slip casting method with the subsequent sintering. The enhancement of ceramic mechanical ...
Electronic structure and atomic structure peculiarities of isomorphic modified zinc diphosphates

Smolyak, S.S.; Karbivskyy, V.L.; Kasiyanenko, V.H. (Functional Materials, 2014)

Effects of partial substitution of Zn by Mn on the electronic and atomic structure of diphosphates Zn₂₋xMnxP₂O₇⋅5H₂O (x = 0.0, 0.7) have been studied out by X-ray photoelectron spectroscopy, IR spectroscopy, NMR and ...
Energy transfer in co-doped NaI:(Tl,Eu) crystals

Gridin, S.; Vasyukov, S.; Shiran, N.; Gektin, A. (Functional Materials, 2014)

The energy transfer mechanism in Eu doped and Tl, Eu co-doped NaI crystals is discussed. The self-trapped exciton emission band overlaps stronger with Eu²⁺ excitation bands rather that with Tl⁺. This suggests that transfer ...
Evaluation of protective coating and inert surfaces adhesion

Vergun, L.Yu.; Zabashta, Yu.F.; Todosiychuk, T.T.; Kosyanchuk, L.F.; Zagorodnia, O.A. (Functional Materials, 2014)

The physical mechanisms of interaction between the substrate and the inert polymeric material have been studied. It has been showed that during such interaction the structures of oriented chains are formed. While the bounds ...

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Перегляд Functional Materials, 2014, том 21 за назвою

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Перегляд Functional Materials, 2014, том 21 за назвою

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