Search Results - "Okulov, V. I."

Dealloying-based interpenetrating-phase nanocomposites matching the elastic behavior of human bone by Okulov, I. V., Weissmüller, J., Markmann, J.

“…The long-term performance of orthopedic implants depends crucially on a close match between the mechanical behavior of bone and of the implant material. Yet,…”
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Flash Joule heating for ductilization of metallic glasses by Okulov, I. V., Soldatov, I. V., Sarmanova, M. F., Kaban, I., Gemming, T., Edström, K., Eckert, J.

“…Metallic glasses (MGs) inherit their amorphous structure from the liquid state, which predetermines their ability to withstand high loads approaching the…”
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Peculiarities of Magnetic Oscillations in HgSe Monocrystal with Co Impurities of Low Concentration (<1 at %) by Veinger, A. I., Kochman, I. V., Okulov, V. I., Govorkova, T. E.

“…The results of experimental studies of magnetoresistance oscillations are described for a HgSe monocrystal with Co impurities of low concentration ( < 1 at %)…”
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Significant tensile ductility and toughness in an ultrafine-structured Ti68.8Nb13.6Co6Cu5.1Al6.5 bi-modal alloy by Okulov, I.V., Bönisch, M., Kühn, U., Skrotzki, W., Eckert, J.

“…An important and effective strategy for ductility improvement of ultrafine-structured metallic materials is the development of multi-scale grain structures…”
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Micro-to-nano-scale deformation mechanism of a Ti-based dendritic-ultrafine eutectic alloy exhibiting large tensile ductility by Okulov, I.V., Bönisch, M., Volegov, A.S., Shahabi, H. Shakur, Wendrock, H., Gemming, T., Eckert, J.

“…Deformation mechanism of a new Ti-16.6Nb-6Co-5.1Cu-6.5Al (at%) alloy is studied using scanning and transmission electron microscopy. The alloy consists of…”
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Conduction-Electron Spin Resonance in HgSe Crystals by Veinger, A. I., Kochman, I. V., Okulov, V. I., Andriichuk, M. D., Paranchich, L. D.

“…Samples of a gapless HgSe semiconductor with different iron impurity concentrations are investigated. HgSe:Fe samples are examined by the…”
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Open porous dealloying-based biomaterials as a novel biomaterial platform by Okulov, I.V., Okulov, A.V., Soldatov, I.V., Luthringer, B., Willumeit-Römer, R., Wada, T., Kato, H., Weissmüller, J., Markmann, J.

“…The close match of stiffness between implant material and bone is critically important to avoid stress-shielding effect and ensure a fast healing of injured…”
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Enhancement in strength and thermal stability of selective laser melted Al–12Si by introducing titanium nanoparticles by Qi, J.F., Liu, C.Y., Chen, Z.W., Liu, Z.Y., Tian, J.S., Feng, J., Okulov, I., Eckert, J., Wang, P.

“…Due to the rapidly degradative mechanical performance of selective laser melted (SLM) Al–12Si at elevated temperatures, an Al–12Si–Ti alloy was synthesized by…”
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Composition optimization of low modulus and high-strength TiNb-based alloys for biomedical applications by Okulov, I.V., Volegov, A.S., Attar, H., Bönisch, M., Ehtemam-Haghighi, S., Calin, M., Eckert, J.

“…The effect of chemical composition on microstructure and tensile properties of a series of low modulus Ti-Nb-Cu-Ni-Al alloys was studied. These alloys consist…”
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High strength beta titanium alloys: New design approach by Okulov, I.V., Wendrock, H., Volegov, A.S., Attar, H., Kühn, U., Skrotzki, W., Eckert, J.

“…A novel approach for development of high strength and ductile beta titanium alloys was proposed and successfully applied. The microstructure of the designed…”
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Nanoindentation and wear properties of Ti and Ti-TiB composite materials produced by selective laser melting by Attar, H., Ehtemam-Haghighi, S., Kent, D., Okulov, I.V., Wendrock, H., Bӧnisch, M., Volegov, A.S., Calin, M., Eckert, J., Dargusch, M.S.

“…Ti and Ti-TiB composite materials were produced by selective laser melting (SLM). Ti showed an α΄ microstructure, whereas the Ti-TiB composite revealed a…”
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On the experimental substantiation of the hybridization of electronic states on cobalt impurities in the conduction band of a crystal by Okulov, V. I., Al’shanskii, G. A., Lonchakov, A. T., Govorkova, T. E., Okulova, K. A., Podgornykh, S. M., Paranchich, L. D.

“…The article presents the experimental results concerning the role of cobalt impurities in low-temperature electrical conduction and in the Hall concentration…”
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Semiconductor-Like Behavior of Electric Transport in Fe–V–Al-Based Metallic Alloys and Their Uncommon Magnetic Properties by Okulov, V. I., Lonchakov, A. T., Marchenkov, V. V.

“…A brief survey of experimental and theoretical works on the study of electronic transport and magnetic properties of iron–vanadium–aluminum alloys of…”
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Room-Temperature Ferromagnetism in the Crystalline Semiconductor Compound Hg1 –xFexSe (x ≤ 0.06 at %) with an Ultralow Iron Impurity Concentration by Govorkova, T. E., Okulov, V. I., Pamyatnykh, E. A., Gaviko, V. S., Surikov, V. T.

“…Experiments reveal a new type of high-temperature ferromagnetism in the donor impurity electron system of Hg 1 −  x Fe x Se ( х ≤ 0.06 at %) single crystals…”
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Effect of boron on microstructure and mechanical properties of multicomponent titanium alloys by Okulov, I.V., Sarmanova, M.F., Volegov, A.S., Okulov, A., Kühn, U., Skrotzki, W., Eckert, J.

“…Boron refinement is an established method to refine the grain structure of titanium alloys. The effect of boron on microstructure of multicomponent…”
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Mechanical behavior and tensile/compressive strength asymmetry of ultrafine structured Ti–Nb–Ni–Co–Al alloys with bi-modal grain size distribution by Okulov, I.V., Kühn, U., Romberg, J., Soldatov, I.V., Freudenberger, J., Schultz, L., Eschke, A., Oertel, C.-G., Skrotzki, W., Eckert, J.

“…•A new family of high strength bi-modal Ti-based alloys was designed.•Microstructure consists of coarse β-Ti and ultrafine structured…”
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Deformation and fracture behavior of composite structured Ti-Nb-Al-Co(-Ni) alloys by Okulov, I. V., Kühn, U., Marr, T., Freudenberger, J., Schultz, L., Oertel, C.-G., Skrotzki, W., Eckert, J.

“…Tensile ductility of the Ti-based composites, which consist of a β-Ti phase surrounded by ultrafine structured intermetallics, is tunable through the control…”
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Phase formation, microstructure and deformation behavior of heavily alloyed TiNb- and TiV-based titanium alloys by Okulov, I.V., Bönisch, M., Okulov, A.V., Volegov, A.S., Attar, H., Ehtemam-Haghighi, S., Calin, M., Wang, Z., Hohenwarter, A., Kaban, I., Prashanth, K.G., Eckert, J.

“…The effect of chemical composition on microstructure and mechanical properties of heavily alloyed beta-titanium Ti-Nb(V)-Cu-Co-Al alloys was studied. The…”
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Specific Features of the Electron Spin Resonance of an Iron Impurity in HgSe Crystals by Veinger, A. I., Kochman, I. V., Okulov, V. I., Govorkova, T. A., Andriichuk, M. D., Paranchich, L. D.

“…The electron-spin-resonance spectra of transition metal ions Fe in the HgSe matrix are analyzed. The spectra have an appearance typical of the Fe 3+ ion, i.e.,…”
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Microwave Magnetoabsorption Oscillations in Fe-Doped HgSe Crystals by Veinger, A. I., Kochman, I. V., Okulov, V. I., Andriichuk, M. D., Paranchich, L. D.

“…Magnetoresistance oscillations are considered in the case of microwave-radiation absorption in HgSe samples with a different Fe-impurity concentration. From…”
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