Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 2037, listelenen: 421-440
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Chemical, morphological, and kinetic study of lead extraction from the Koni Mansur polymetallic deposit
(Elsevier Science BV, 2019)Located in the north of Tajikistan, the Koni Mansur is a rich polymetallic deposit that besides other metals has high concentration of lead-containing mineral galena. The hydro metallurgical extraction of lead from the ... -
Wear Characteristics of Traditional Manganese Phosphate and Composite hBN Coatings
(Taylor & Francis Inc, 2013)In this study, the tribological properties of traditional manganese phosphate coatings and composite hBN coatings composed of nano-hexagonal boron nitride (hBN) in layered manganese phosphate crystals on AISI 1040 steel ... -
Gamma Attenuation Behavior of h-BN and h-BN-TiB2 Composites
(Polish Acad Sciences Inst Physics, 2014)Hexagonal boron nitride (h-BN) and hexagonal boron nitride-titanium diboride (h-BN-TiB2) composites are advanced materials for high-tech applications. They were investigated against gamma radioisotope sources Cs-137 and ... -
Effects of Boron Nitride And/Or Hydroxyapatite Plaques on Bone Healing in Rats With Femoral Fracture
(Springer London LTD, 2015)… -
Effect of Nano Hexagonal Boron Nitride Lubricant Additives on the Friction and Wear Properties of AISI 4140 Steel
(Taylor & Francis Inc, 2013)The aim of this study was to investigate the effects of nano hexagonal boron nitride(hBN) particles on the friction and wear properties of AISI 4140 steel material when the hBN particles are used as an oil additive. Nano ... -
Pressureless sintering of hexagonal boron nitride powders
(Trans Tech Publications LTD, 2007)Pressureless sintering of hexagonal boron nitride (BN) with and without additives was performed using a powder which was previously nitrided at 900 degrees C and then heat treated at 1400 degrees C. Sintering additives ... -
Effects of Boron Nitride And/Or Hydroxyapatite Compounds on Bone Defect Model of Rats
(Springer London LTD, 2015)… -
Processing of in-situ SiC reinforced AlN based composites
(Korean Assoc Crystal Growth, Inc, 2018)In this study, highly dense (>97%) in-situ SiC reinforced AlN based ceramic-metal composites were produced by pressureless reactive infiltration of 7075 aluminium alloys into porous alpha-Si3N4, alpha-Si3N4 + 4 wt. % carbon ... -
Preparation and characterization of photochromic effect for ceramic tiles
(Soc Espanola Ceramica Vidrio, 2011)Ceramic tile industry is developing due to the technological researches in scientific area and new tiles which are not only a traditional ceramic also have many multiple functionalities have been marketed nowadays. These ... -
Processing of silicon carbide-boron carbide-aluminium composites
(Elsevier Sci LTD, 2009)The aim of this work was to shed light on the wetting mechanism in the SiC-B(4)C-Al system and to explore processing routes that enable infiltration of Al alloys into these ceramic powder mixtures without the formation of ... -
Effect of transition metal oxide additions on the chemical durability of SrO-MgO-ZrO2-SiO2 glasses
(Soc Glass Technology, 2009)SrO-MgO-ZrO2SiO2 quaternary glasses, such as 26SrO, 20MgO, 14ZrO(2),40SiO(2) (wt%,; Zrn glass) have been found to be highly alkaline resistant because of the high ZrO2 and MgO contents of such compositions, However, the ... -
Magnetic MCM-41 silica particles grafted with poly(glycidylmethacrylate) brush: Modification and application for removal of direct dyes
(Elsevier Science BV, 2017)Magnetic MCM-41composite particles were prepared and modified with (3-aminopropyl) triethoxysilane (APTES), then grafted with poly(glycidyl methacrylate) p(GMA) by surface-initiated atom transfer radical polymerization ... -
Effect of calcination on the production of sintered MgAl2O4 by using different local waste Al2O3 powders
(Springer, 2017)Magnesium aluminate spinel is one of the important synthetic minerals which have lots of applications in ceramic, refractories and chemical industries. In this research, two different types of alumina and magnesia sources ... -
Energy Harvesting Potential of Lead Free NBT-BZT Piezoelectric Ceramics
(IEEE, 2014)In this study, Zr doped NBT-BZT (94Na(0.5)Bi(0.5)TiO(3)-6BaZr(x)T(1-x)O(3)) (x=0.1) powder was synthesis with solid-state method. The sintering process was carried out at between 1035 to 1180 degrees C in air for 2h. The ... -
Energy Harvesting with Multilayer Piezoelectric Ceramics
(IEEE, 2014)Energy harvesting from piezoelectric ceramic components can be achieved in three ways. These are impact induced, continues vibration induced, and decaying vibration induced. Defining the necessary characteristic of ... -
Improvements on the thermal shock behaviour of MgO-spinel composite refractories by incorporation of zircon-3 mol% Y2O3
(Elsevier Sci LTD, 2012)The effects of incorporations of zircon-3 mol% Y2O3 (Y) into MgO-spinel (M S) compositions to improve mechanical properties and thermal shock behaviour were investigated. Mechanical properties were measured, R R parameters ... -
Microstructural Characterisation and Investigation of the Effects of ZrSiO4-Y2O3 Additions on Corrosion Behaviour of MgO-Spinel Composite Refractories
(Trans Tech Publications LTD, 2012)Corrosion resistance of MgO-Spinel (M-S) composite refractories containing various amounts of ZrSiO4-Y2O3 constituents was investigated. Density and open porosity values were measured and evaluated. Corrosion tests of ... -
Corrosion behavior of MgO-MgAl2O4-FeAl2O4 composite refractory materials
(Australian Ceramic Society, 2017)This paper investigated the corrosion behavior of refractory materials that were produced by incorporating hercynite (FeAl2O4, H) at different ratios into MgO-MgAl2O4 (spinel, S). Meanwhile, the values of density and open ... -
Effect of ZrSiO4 on the corrosion behavior of MgO-FeAl2O4 composite refractory materials
(Carl Hanser Verlag, 2016)In this study, the corrosion behavior of refractory materials that were produced by incorporating ZrSiO4 (zircon) at different ratios into MgO-FeAl2O4 (hercynite) were investigated. The values of density and open porosity ... -
Effects of TiO2, ZnO, and Fe3O4 nanofillers on rheological behavior, microstructure, and reaction kinetics of rigid polyurethane foams
(Wiley, 2016)Effects of different types and shapes of titanium dioxide, zinc oxide, and magnetite nanofillers on the rheological behavior of polyol/nanofiller suspensions, on the rigid polyurethane foam formation reaction, and hence ...
