Search Results - "A.P. Shpak"

X-ray magnetic circular dichroism at rare-earth L2,3 absorption edges in various Ce and Gd compounds and alloys by Shpak, A.P., Antonov, V.N., Kukusta, D.A., Yaresko, A.N., Bekenov, L.V.

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Crystallization of Fe82Si2B16 and Fe82Si4B14 metallic glasses upon isothermal and non-isothermal annealing by Shpak, A.P., Il’inskii, A.G., Marunyak, A.V., Slukhovskyy, O.I., Lepeeva, Yu.V., Dekhtyar, A., Kaban, I., Mattern, N., Eckert, J.

“…Crystallization of Fe82Si2B16 and Fe82Si4B14 metallic glasses upon heat treatment has been studied. The amorphous ribbons have been isothermally annealed at…”
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Electronic structure of isomorphically substituted strontium apatite by Shpak, A.P, Karbovskii, V.L, Vakhney, A.G

“…Theoretical and experimental investigations of the atomic and electronic structures of isomorphically substituted strontium apatite were carried out. The…”
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Calculation of the magneto-optical properties of ferromagnetic metals using the spin-polarized relativistic LMTO method by Antonov, V.N, Perlov, A.Ya, Shpak, A.P, Yaresko, A.N

“…An efficient method of self-consistent spin-polarized relativistic calculations and an original technique of calculation of the conductivity tensor have been…”
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XPS studies of active elements surface of gas sensors based on WO3−x nanoparticles by Shpak, A.P., Korduban, A.M., Medvedskij, M.M., Kandyba, V.O.

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XPS studies of the surface of nanocrystalline tungsten disulfide by Shpak, A.P., Korduban, A.M., Kulikov, L.M., Kryshchuk, T.V., Konig, N.B., Kandyba, V.O.

“…Nanocrystalline 2H-WS 2 powders with d [013] = 3.8(3) nm, 7.1(4) nm and 57(4) nm were synthesized by chemical deposition from gas phase. The changes of phase…”
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X-ray magnetic circular dichroism at rare-earth L 2,3 absorption edges in various Ce and Gd compounds and alloys by Shpak, A.P., Antonov, V.N., Kukusta, D.A., Yaresko, A.N., Bekenov, L.V.

“…The X-ray magnetic circular dichroism spectra at the rare-earth L 2,3 absorption edges in CeFe 2, Ce(Co x Fe 1− x ) 2, CeRh 3B 2, GdN, GdTiGe, and GdTiSi are…”
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Inherent strength of zirconium-based bulk metallic glass by Bakai, A.S., Shpak, A.P., Wanderka, N., Kotrechko, S., Mazilova, T.I., Mikhailovskij, I.M.

“…The polycluster morphology and inherent tensile strength of bulk metallic glass Zr 41Ti 14Cu 12.5Ni 10Be 22.5 in the as-cast state were determined by means of…”
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Structure and magnetic properties of iron nanowires encased in multiwalled carbon nanotubes by Shpak, A.P., Kolesnik, S.P., Mogilny, G.S., Petrov, Yu.N., Sokhatsky, V.P., Trophimova, L.N., Shanina, B.D., Gavriljuk, V.G.

“…By using X-ray diffraction, transmission electron microscopy, ferromagnetic and electron paramagnetic resonances, Fe-filled multiwalled carbon nanotubes were…”
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Nanostructured Al86Gd6Ni6Co2 bulk alloy produced by twist extrusion of amorphous melt-spun ribbons by SHPAK, A. P, VARYUKHIN, V. N, TKATCH, V. I, MASLOV, V. V, BEYGELZIMER, Y. Y, SYNKOV, S. G, NOSENKO, V. K, RASSOLOV, S. G

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XPS studies of active elements surface of gas sensors based on WO 3− x nanoparticles by Shpak, A.P., Korduban, A.M., Medvedskij, M.M., Kandyba, V.O.

“…Nanodisperse WO 3− x oxides ( x ≥ 0) were synthesized by method of electrical explosion of wires. The structure of core levels W4f and O1s was explored by…”
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Nanostructured Al 86Gd 6Ni 6Co 2 bulk alloy produced by twist extrusion of amorphous melt-spun ribbons by Shpak, A.P., Varyukhin, V.N., Tkatch, V.I., Maslov, V.V., Beygelzimer, Y.Y., Synkov, S.G., Nosenko, V.K., Rassolov, S.G.

“…Amorphous Al 86Gd 6Ni 6Co 2 ribbons produced by melt-spinning were consolidated using twist extrusion (TE). Transition of the amorphous alloy ribbon into the…”
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Different states of carbon produced by high-energy plasmochemistry synthesis by Rud, A.D., Perekos, A.E., Ogenko, V.M., Shpak, A.P., Uvarov, V.N., Chuistov, K.V., Lakhnik, A.M., Voynash, V.Z., Ivaschuk, L.I.

“…Two new technologies were developed for manufacturing of novel carbon nanomaterials (fullerenes, nanotubes, carbonic nanoclusters) based on the idea of…”
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Electronic structure and x-ray magnetic circular dichroism in the Heusler alloy Co2FeSi by V.N. Antonov, D.A. Kukusta, A.P. Shpak, A.N. Yaresko

“…The electronic structure and x-ray magnetic circular dichroism (XMCD) spectra of the Heusler alloy Co2FeSi were investigated theoretically from first…”
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Structure and Properties of Nano- and Microcomposite Coating Based on Ti-Si-N/WC-Co-Cr by Pogrebnjak, A.D., Shpak, A.P., Beresnev, V.M., Il'yashenko, M.V., Komarov, F.F., Shypylenko, A.P., Kaverin, M.V., Zukovski, P.V., Kunitskyi, Y.A., Kolesnikov, D.A., Kolisnichenko, O.V., Makhmudov, N.A.

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Crystallization of Fe 82 Si 2 B 16 and Fe 82 Si 4 B 14 metallic glasses upon isothermal and non-isothermal annealing by Shpak, A.P., Il’inskii, A.G., Marunyak, A.V., Slukhovskyy, O.I., Lepeeva, Yu.V., Dekhtyar, A., Kaban, I., Mattern, N., Eckert, J.

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Peculiarities of the electronic structure of calcium and strontium apatites by Shpak, A.P., Karbovskii, V.L., Kurgan, N.A.

“…The comparison of the calculated data of the total density of electronic states for a crystal elementary cell (LMTO-calculation) and cluster-calculation XO 4…”
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Multilayered Nano-Microcomposite Ti-Al-N/TiN/Al 2 O 3 Coatings. Their Structure and Properties by Pogrebnjak, A.D., Shpak, A.P., Kirik, G.V., Erdybaeva, N.K., Il'yashenko, M.V., Dem'yanenko, A.A., Kunitskii, Yu.A., Kaverina, A.Sh, Baidak, V.S., Makhmudov, N.A., Zukowski, P.V., Komarov, F.F., Beresnev, V.M., Ruzimov, Sh.M., Shypylenko, A.P.

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Electronic structure and x-ray magnetic circular dichroism in (Ge,Mn)Te diluted magnetic semiconductors by V.N. Antonov, A.P. Shpak, L.V. Bekenov, L.P. Germash, A.N. Yaresko

“…The electronic structure of the (Ge,Mn)Te diluted magnetic semiconductors was investigated theoretically from first principles, using the fully relativistic…”
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Effect of a thermal factor on the concentration-structure ordering in ion-plasma W-Ti-B condensates by Shpak, A. P., Sobol’, O. V., Kunitskaya, L. Yu, Barabash, M. Yu, Kunitskii, Yu. A., Khomenko, L. G.

“…Small-angle X-ray scattering is used to study the effect of deposition and annealing conditions on the concentration-structure ordering in ion-plasma W-Ti-B…”
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