Güncel Gönderiler: Fakülteler
Toplam kayıt 10075, listelenen: 1101-1120
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Wear behavior of solid SiAlON milling tools during high speed milling of Inconel 718
(Elsevier Science Sa, 2017)Machining of Inconel 718 is a challenging process because of high hot strength and hardness, high reactivity with the tool materials and low thermal conductivity of Inconel 718 alloy. Although SiAION ceramics in the form ... -
Structure, Microstructure and Magnetic Properties of CoxNi100-x Powders Synthesized by Hydrothermal Method
(Springer, 2017)Pure NiCo nanoparticles with different compositions were synthesized by hydrothermal route at 100 degrees C during 2 h. From x-ray diffraction analysis, we have shown that the structure varies from face-centered cubic (FCC) ... -
The effect of SnO2 on the improvement of mechanical properties of MgO-MgAl2O4 composites
(Elsevier Sci LTD, 2012)Incorporation of SnO2 into MgO-spinel (M-S) increased mechanical properties significantly. Relationships between the parameters improving mechanical properties and microstructural variables were examined. Basic parameters ... -
Black ceramic pigments for porcelain tile bodies produced with chromite ores and iron oxide waste
(Korean Assoc Crystal Growth, Inc, 2011)In this study, two different natural chromite ores and iron oxide waste from the steel rolling industry were used as less expensive alternative raw materials for the synthesis of black ceramic pigments to be used in porcelain ... -
Preparation, Characterization and Catalytic Properties of SBA-15-SO3H Supported Tungstophosphoric Acid for Esterification Reaction
(Polish Acad Sciences Inst Physics, 2017)SBA-15-SO3H supported tungstophosphoric acid (TPA, H3PW12O40) mesoporous materials were synthesized by impregnation of TPA into the hydrothermally synthesized SBA-15-SO3H and the catalytic performances were compared for ... -
Analytical transmission electron microscopy observations on the stability of TiCN in electrically conductive alpha-beta SiAlON/TiCN composites
(Elsevier Sci LTD, 2014)Coating of alpha-beta SiAlON granules with TiCN powder led to a continuous 3D electrically conductive network formation. Here, the stability of TiCN grains following gas pressure sintering (GPS) and its effect on the ... -
Study of metal injection molding of highly porous titanium by physical modeling and direct experiments
(Elsevier Science Sa, 2014)The prospects of metal injection molding (MIM) technique for manufacturing of highly porous titanium parts was studied by physical modeling, based on feedstock warm compaction experiments. The space holder method and typical ... -
A novel approach on the synthesis of beta-SiAlON:Eu2+ phosphors from kaolin through carbothermal reduction and nitridation (CRN) route
(Taylor & Francis LTD, 2014)Doping beta-SiAlON crystal structure with rare earths leads to a superior tuneable luminescence properties for light emitting diodes (LEDs). However, the widely used conventional methods require high purity starting powders ... -
Synthesis of Zn2SnO4 powders via hydrothermal method for ceramic targets
(Elsevier Sci LTD, 2015)The preparation of (SnO2)(x)(ZnO)(1-x) powder as a ceramic target material via hydrothermal synthesis within a broad range of x values (x = 0-1) was investigated. The phase development and particle characteristics of the ... -
Synthesis of Calcium Hexaboride Powder via Boro/Carbothermal Reduction with a Gel Precursor
(Goller Verlag GMBH, 2016)In this study, the synthesis of calcium hexaboride powder via boro/carbothermal reduction (BCTR) using a single-step-processed gel product prepared from commercial boric acid, readily available and low-cost D(-)-Mannitol ... -
Hydrothermal synthesis of calcium hexaborate pentahydrate from local boric acid and its photoluminescence characteristic
(Springer, 2018)The aim of the study is to synthesize hydrated calcium hexaborates via a hydrothermal method with the use of local (obtained from Turkish deposits) boric acid. The effects of temperature and boric acid to water and calcium ... -
Designing compressive properties of titanium foams
(Springer, 2009)Titanium foams were produced by optimizing a relatively cheap method, sintering under flowing high purity argon gas with fugitive space holder. Removal of the space holder was conducted by dissolution in hot deionized water ... -
A Preliminary Study on Cell Wall Architecture of Titanium Foams
(Materials Research Soc, 2009)Bio-inspired architectures, especially metallic foams, have been receiving an increasing interest for the last 10 years due to their unusual mechanical properties. Among commonly dealt foamed metals, like aluminum and ... -
Influence of cell aspect ratio on architecture and compressive strength of titanium foams
(Elsevier Science Sa, 2011)Titanium foams have been of interest in dental and orthopedic implants over the past few decades on account of their excellent mechanical properties, chemical stability, and biocompatibility. A powerful tool, X-ray computed ... -
Applications of powder metallurgy in biomaterials
(Woodhead Publ LTD, 2013)Powder metallurgy (PM) of biomaterials is still a niche market, but considerable progress in related manufacturing technologies opens up the possibility of participating in the emerging market for medical devices and ... -
Thermochemical conversion of poultry chicken feather fibers of different colors into microporous fibers
(Elsevier Science BV, 2015)Thermochemical behavior of the poultry chicken feather fibers (PCFFs) of different colors was studied to gain an insight into their structural changes that were considered when converting them into fibers through pyrolysis ... -
Investigation of spacer size effect on architecture and mechanical properties of porous titanium
(Elsevier Science Sa, 2011)Titanium and its alloy foams have been receiving a growing interest for biomedical industry due to their biocompatibility and high potential in dental, spinal, joint and hip implant applications. Near net shape production ... -
Production and characterisation of granulated frit to achieve anorthite based glass-ceramic glaze
(Elsevier Sci LTD, 2015)For the development of matt-transparent glass ceramic coating applied on the porcelain tile, the CaO-Al2O3-SiO2 system was studied. Sinterization and devitrification behavior of granulated frits and viscosity change with ... -
Evaluation of pyroplastic deformation in sanitaryware porcelain bodies
(Elsevier Sci LTD, 2012)In this study, the effect of composition on the pyroplastic deformation of a sanitaryware porcelain bodies was investigated. Systematic compositional arrangements were made to combine different amounts of SiO2/Al2O3 and ... -
Effect of passivation and precipitation hardening on processing and mechanical properties of B4C-Al composites
(Elsevier Sci LTD, 2011)Boron carbide aluminium composites were produced by infiltrating aluminium alloys into porous boron carbide preforms at different temperatures under an argon gas atmosphere. Aim of this study was controlling the reaction ...
