Search Results - "Kalabukhov, Sergey"

Non-uniform microstructure evolution in transparent alumina during dwell stage of high-pressure spark plasma sintering by Ratzker, Barak, Wagner, Avital, Kalabukhov, Sergey, Samuha, Shmuel, Frage, Nachum

“…Applying pressure during sintering of ceramics is a common practice, allowing for significant reduction in processing temperature, and fabrication of dense…”
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Deformation in nanocrystalline ceramics: A microstructural study of MgAl2O4 by Ratzker, Barak, Wagner, Avital, Sokol, Maxim, Meshi, Louisa, Kalabukhov, Sergey, Frage, Nachum

“…Contrary to the characteristic strengthening of polycrystalline ceramics with a decrease in grain size, extremely fine nanocrystalline ceramics exhibit…”
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Pressure-assisted sintering and characterization of Nd:YAG ceramic lasers by Wagner, Avital, Meshorer, Yekutiel, Ratzker, Barak, Sinefeld, David, Kalabukhov, Sergey, Goldring, Sharone, Galun, Ehud, Frage, Nachum

“…Spark plasma sintering (SPS) is an advanced one-stage, rapid, near-net shape densification technique combining uniaxial pressure with resistive heating…”
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Interface evolution and shear strength of Al/Ti bi-metals processed by a spark plasma sintering (SPS) apparatus by Miriyev, Aslan, Levy, Asaf, Kalabukhov, Sergey, Frage, Nachum

“…Microstructural evolution of the Al/Ti bi-metal interface during heat treatment in a spark plasma sintering (SPS) apparatus was investigated under various…”
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Spark Plasma Sintering Apparatus Used for High-temperature Compressive Creep Tests by Ratzker, Barak, Kalabukhov, Sergey, Frage, Nachum

“…Creep is a time dependent, temperature-sensitive mechanical response of a material in the form of continuous deformation under constant load or stress. To…”
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Titanium to steel joining by spark plasma sintering (SPS) technology by Miriyev, Aslan, Stern, Adin, Tuval, Eran, Kalabukhov, Sergey, Hooper, Zvi, Frage, Nachum

“…► We applied SPS as a solid state bonding process to join Ti–6Al–4V to low alloy steel. ► Thin TiC layer formed at the interface prevents the Fe–Ti…”
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Creep of Polycrystalline Magnesium Aluminate Spinel Studied by an SPS Apparatus by Ratzker, Barak, Sokol, Maxim, Kalabukhov, Sergey, Frage, Nachum

“…A spark plasma sintering (SPS) apparatus was used for the first time as an analytical testing tool for studying creep in ceramics at elevated temperatures…”
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The Effect of Grain Size on the Mechanical and Optical Properties of Spark Plasma Sintering-Processed Magnesium Aluminate Spinel MgAl2O4 by Rothman, Amnon, Kalabukhov, Sergey, Sverdlov, Nataliya, Dariel, Moshe P., Frage, Nahum

“…The study deals with the effect of the SPS parameters and LiF doping on the mechanical and optical properties polycrystalline magnesium aluminate spinel (PMAS)…”
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Compressive creep of AlSi10Mg parts produced by selective laser melting additive manufacturing technology by Uzan, Naor Elad, Ratzker, Barak, Landau, Peri, Kalabukhov, Sergey, Frage, Nachum

“…Compressive creep properties of AlSi10Mg parts produced by additive manufacturing selective laser melting (AM-SLM) were studied using a spark plasma sintering…”
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Functional Properties of Nd:YAG Polycrystalline Ceramics Processed by High-Pressure Spark Plasma Sintering (HPSPS) by Sokol, Maxim, Kalabukhov, Sergey, Kasiyan, Vladimir, Dariel, Moshe P., Frage, Nachum

“…High‐pressure spark plasma sintering (HPSPS) was employed to fabricate polycrystalline Nd:YAG specimens with desired functional properties. Specimens…”
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Densification of transparent yttrium aluminum garnet (YAG) by SPS processing by Frage, Naum, Kalabukhov, Sergey, Sverdlov, Nataliya, Ezersky, Vladimir, Dariel, Moshe P.

“…Nano-size YAG powder co-mixed with 0.25 wt.% LiF was used to fabricate transparent polycrystalline YAG specimens by means of the Spark Plasma Sintering (SPS)…”
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The Effect of Lithium Doping on the Sintering and Grain Growth of SPS-Processed, Non-Stoichiometric Magnesium Aluminate Spinel by Mordekovitz, Yuval, Shelly, Lee, Halabi, Mahdi, Kalabukhov, Sergey, Hayun, Shmuel

“…The effects of lithium doping on the sintering and grain growth of non-stoichiometric nano-sized magnesium aluminate spinel were studied using a spark plasma…”
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Cold Forming of Al-TiB2 Composites Fabricated by SPS: A Computational Experimental Study by Priel, Elad, Navi, Nissim U., Mittelman, Brigit, Trabelsi, Nir, Levi, Moshe, Kalabukhov, Sergey, Hayun, Shmuel

“…The mechanical response and failure of Al-TiB2 composites fabricated by Spark Plasma Sintering (SPS) were investigated. The effective flow stress at room…”
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An inverse Hall-Petch relation in nanocrystalline MgAl 2 O 4 spinel consolidated by high pressure spark plasma sintering (HPSPS) by Sokol, Maxim, Halabi, Mahdi, Mordekovitz, Yuval, Kalabukhov, Sergey, Hayun, Shmuel, Frage, Nachum

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Bonding of TRIP-Steel/Al₂O₃-(3Y)-TZP Composites and (3Y)-TZP Ceramic by a Spark Plasma Sintering (SPS) Apparatus by Miriyev, Aslan, Grützner, Steffen, Krüger, Lutz, Kalabukhov, Sergey, Frage, Nachum

“…A combination of the high damage tolerance of TRIP-steel and the extremely low thermal conductivity of partially stabilized zirconia (PSZ) can provide…”
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Densification of nanocrystalline TiC ceramics by spark plasma sintering by Chaim, Rachman, Kleiner, Liliya, Kalabukhov, Sergey

“…► Dense nanocrystalline TiC formed at 100 MPa for 5 min between 1100 °C and 1500 °C. ► Lattice parameter decreased and Ti/C ratio increased with the sintering…”
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Fabrication of Polycrystalline Transparent Co+2: MgAl2O4 by a Combination of Spark Plasma Sintering (SPS) and Hot Isostatic Pressing (HIP) Processes by Sokol, Maxim, Kalabukhov, Sergey, Frage, Nahum

“…Transparent Co2+ doped MgAl2Ob4 spinel was fabricated by SPS consolidation followed by and HIP treatment. It was established that HIP treatment significantly…”
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Controlled pore growth for enhanced photoluminescence of ceramic phosphors by Ratzker, Barak, Wagner, Avital, Kalabukhov, Sergey, Frage, Nachum

“…Ceramic phosphors have great potential as high-power color converters for solid-state lighting. The strive for developing increasingly bright and efficient…”
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Residual porosity and optical properties of spark plasma sintered transparent polycrystalline cerium-doped YAG by Wagner, Avital, Ratzker, Barak, Kalabukhov, Sergey, Sokol, Maxim, Frage, Nachum

“…Transparent cerium-doped yttrium aluminum garnet (Ce:YAG) phosphors are promising candidates for high-power white light emitting diode applications. In the…”
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The role of high pressure in preventing carbon contamination of transparent ceramics during spark plasma sintering by Ratzker, Barak, Wagner, Avital, Kalabukhov, Sergey, Froumin, Natalya, Frage, Nachum

“…Transparent ceramics sintered in the presence of graphite elements are susceptible to carbon contamination which causes severe transparency loss. Previous…”
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