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Toplam kayıt 286, listelenen: 21-40
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Characterization of mechanical properties of porcelain tile using ultrasonics
(2012)Ultrasound affords a very useful and versatile non-destructive method, using a large application area, for evaluating the microstructure and mechanical properties of materials. In this study, porcelain tiles were sintered ... -
Characterization of microstructural and morphological properties in as-deposited Ta/NiFe/IrMn/CoFe/Ta multilayer system
(Chinese Society of Metals, 2014)Surface morphology and its relationship with microstructure in Ta/NiFe/IrMn/CoFe/Ta multilayer system deposited by pulsed DC magnetron sputtering have been investigated in dependence of Ta buffer and NiFe seed layer ... -
Characterization of Ni-W solid solution alloy powders and sintered compacts synthesized via mechanically activated hydrogen reduction of NiO-WO3 mixtures
(2013)Blended nickel oxide - tungsten oxide powders corresponding to the compositions of 70 wt% nickel - 30 wt% tungsten were mechanically alloyed (MA'd) for different durations such as 0 h, 6 h, 12 h and 24 h and reduced/alloyed ... -
Characterization of porosity and defect imaging in ceramic tile using ultrasonic inspections
(Elsevier Sci LTD, 2012)In this study, three different ultrasonic nondestructive methods (NDT) used to characterize porosity and identify defects in ceramic materials were employed as alternative approaches to conventional systems. A contact ... -
Characterization of pottery from Republic of Macedonia. III. A study of comparative mineralogical detection efficiency using micro-Raman mapping and X-ray diffraction
(Wiley-Blackwell, 2012)Point-to-point micro-Raman and X-ray diffraction (XRD) techniques were employed for characterization of minerals present in the pottery body of 27 glazed Byzantine and Ottoman pottery shreds, excavated at two different ... -
Characterization of Thermochromic Pigments as Coating Materials
(2018)In this study, thermochromic coatings were produced using thermochromic pigment and polyvinylpyrrolidone (PVP). It is aimed to develop innovative materials that will reduce external dependence, increase international ... -
Characterization of thick bismuth ferrite-lead titanate films processed by tape casting and templated grain growth
(Elsevier Sci LTD, 2015)The templated grain growth technique was used to synthesise textured 60BiFeO(3)-40PbTiO(3) (60:40BFPT). Both Aurivillius (Bi4Ti3O12, PbBi4Ti4O15) and perovskite templates (BaTiO3, SrTiO3) were used to prepare 60:40BFPT. ... -
Characterization of underclays from Agacli-Kemerburgaz region of Istanbul/Turkey and their evaluation for porcelain tile production
(Techna Srl, 2011)gacli-Kemerburgaz area, NW of Istanbul, is one of the most important underclay deposits of Turkey This area is composed of Paleozoic sedimentary sequence, Upper Cretaceous volcanic rocks, Neogene sediments and Quaternary ... -
Characterization of underclays from Agaçli-Kemerburgaz region of Istanbul/Turkey and their evaluation for porcelain tile production
(2011)Agacli-Kemerburgaz area, NW of Istanbul, is one of the most important underclay deposits of Turkey. This area is composed of Paleozoic sedimentary sequence, Upper Cretaceous volcanic rocks, Neogene sediments and Quaternary ... -
Chemical stability of KNbO3, NaNbO3, and K0.5Na0.5NbO3 in aqueous medium
(Wiley, 2018)In recent years, potassium sodium niobate (K0.5Na0.5NbO3, KNN) has become popular and promising among perovskite lead-free piezoceramic systems. In this study, the chemical stability of KNN powders in aqueous medium was ... -
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 ... -
Co-doped willemite ceramic pigments: Technological behaviour, crystal structure and optical properties
(Elsevier Sci LTD, 2010)Cobalt-doped willemite is a promising blue ceramic pigment, but some important aspects concerning crystal structure, optical properties and technological behaviour are still undisclosed. In order to get new insight on these ... -
A comparative study of SiAlON ceramics
(Elsevier Sci LTD, 2012)Two different varieties of Si3N4 powders were used to prepare SiAlON ceramics. 100% beta-Si3N4 was used from refractory grade powders (B1) and another purer 98% alpha-Si3N4 (50A) powder was used to prepare the SiAlON ... -
A comparative study on few-layer graphene production by exfoliation of different starting materials in a low boiling point solvent
(Elsevier Science BV, 2017)Three different graphite-based powders (expandable graphite and two different nano-graphite powders) were investigated as starting materials for an effective liquid phase exfoliation process in isopropyl alcohol (IPA). The ... -
A comparison of sintering techniques using different particle sized beta-SiAlON powders
(Elsevier Sci LTD, 2012)In the present study sintering behavior and mechanical properties of beta-SiAlON ceramics were investigated using different sintering techniques (gas pressured sintering (GPS), pressureless sintering and spark plasma ... -
Composite transducer arrays for the treatment of diabetes
(Wiley, 2005)A portable transdermal drug delivery system using a composite transducer array has been designed to promote insulin transmission through the skin using ultrasound. Previous investigators used large, heavy sonicators in ... -
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 ... -
Cost Effective Slurry Preparation in Porcelain Tile Production
(Goller Verlag GMBH, 2009)During ceramic tile production (wall, floor and porcelain stoneware), wet milling process for the preparation of ceramic slurries is widely used. The currently preferred wet grinding machines are discontinuous and/or ... -
Creep and recovery behaviors of chemically induced grafted low density polyethylene films containing silanized hexagonal boron nitride nanosheets
(Amer Scientific Publishers, 2018)Few layers boron nitride nanosheets (BNNSs) were derived from precursors of specially synthesized micro-sized hexagonal boron nitrides (h-BNs) of large flakes through microfluidization. They were then considered promising ... -
A critique of master sintering curve analysis
(Elsevier Sci LTD, 2018)In this work, we explore factors affecting the accuracy of the master sintering curve (MSC) approach for analyzing the complete sintering profile of ceramic powders. We show that the instantaneous anisotropic shrinkage ...