Güncel Gönderiler: Fakülteler
Toplam kayıt 10075, listelenen: 1141-1160
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Tensile mechanical behavior and fracture toughness of MWCNT and DWCNT modified vinyl-ester/polyester hybrid nanocomposites produced by 3-roll milling
(Elsevier Science Sa, 2009)This study aims to investigate the tensile mechanical behavior and fracture toughness of vinyl-ester/polyester hybrid nanocomposites containing various types of nanofillers, including multi- and double-walled carbon nanotubes ... -
Nanoscopic characterization of two-dimensional (2D) boron nitride nanosheets (BNNSs) produced by microfluidization
(Elsevier Sci LTD, 2012)A microfluidizer high pressure fluid processor is successfully conducted for the first time to exfoliate few layer two dimensional (2D) boron nitride nanosheets (BNNSs) from micro-sized hexagonal boron nitride (h-BN) ... -
Rapid Pyrolysis of Olive Residue. 2. Effect of Catalytic Upgrading of Pyrolysis Vapors in a Two-Stage Fixed-Bed Reactor
(American Chemical Society, 2009)The upgrading of the rapid pyrolysis vapors was performed using various catalysts (clinoptilolite (a natural zeolite, NZ), ZSM-5, H-Y) with catalyst/feed ratios of 0.05, 0.1, 0.15, 0.20, and 0.25 in the catalyst bed ... -
Catalytic pyrolysis of biomass in inert and steam atmospheres
(Elsevier Sci LTD, 2008)The objective of this study was to investigate thermal conversion of a perennial shrub, Euphorbia rigida biomass sample with catalyst in inert (N-2) and steam atmospheres. Experimental studies were conducted in a well swept ... -
Developments on the mechanical properties of MgO-MgAl2O4 composite refractories by ZrSiO4-3 mol% Y2O3 addition
(Elsevier Sci LTD, 2012)Improvements and the effects of additions of ZrSiO4-3 mol% Y2O3 into MgO-MgAl2O4 composite refractories on mechanical properties and thermal stress resistance parameters were investigated. Significant improvements were ... -
Thermal Curing Behavior of MWCNT Modified Vinyl Ester-Polyester Resin Suspensions Prepared with 3-Roll Milling Technique
(Wiley, 2009)This study aims to investigate the curing behavior of a vinyl ester-polyester resin suspensions containing 0.3 wt % of multiwalled carbon nanotubes with and without amine functional groups (MWCNTs and MWCNT-NH2). For this ... -
Polarized emission from CsPbBr3 nanowire embedded-electrospun PU fibers
(IOP Publishing LTD, 2018)Interest in all-inorganic halide perovskites has been increasing dramatically due to their high quantum yield, band gap tunability, and ease of fabrication in compositional and geometric diversity. In this study, we ... -
Antimicrobial activity of designed undoped and doped MicNo-ZnO particles
(Elsevier Science BV, 2018)The research objective of the present study was to evaluate antimicrobial activity of ZnO powder systems in different size, shape and array platelet forms with undoped and doped Ag at different concentrations. In particular, ... -
Carbothermic reduction synthesis of calcium hexaboride using PVA-calcium hexaborate mixed gels
(Elsevier Sci LTD, 2018)In this study, PVA-CaB6O10.5H2O precursor mixtures were prepared by coating the ceramic powders with PVA to synthesize CaB6 via carbothermal reduction. Boron loss, the main problem in the synthesis of borides, was reduced ... -
Effect of Al2O3 Nanofiller on ion conductivity, transmittance, and glass transition temperature of PEI: LiTFSI: PC: EC polymer electrolytes
(Springer, 2016)In the present study, ion conductivity, optical properties, and glass transition temperatures are characterized for polymer electrolytes composed of poly(ethyleneimine) (PEI), lithium bis(trifluoromethane) sulfonylimide ... -
A Silver Ion-doped Calcium Phosphate-based Ceramic Nanopowder-coated Prosthesis Increased Infection Resistance
(Springer, 2013)Despite progress in surgical techniques, 1% to 2% of joint arthroplasties become complicated by infection. Coating implant surfaces with antimicrobial agents have been attempted to prevent initial bacterial adhesion to ... -
Microstructure-property relationship in textured ZnO-based varistors
(Pergamon-Elsevier Science LTD, 2010)The relationship between microstructure texturing and electrical characteristics of a ZnO-based varistor system was investigated in comparison with a varistor system having the same chemical composition but conventional ... -
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 ... -
Fabrication and microstructural stability of spark plasma sintered Al2O3/Er3Al5O12 eutectic
(Elsevier Sci LTD, 2015)Al2O3-Er3Al5O12 (BAG) eutectic was prepared by a arc melting process under Ar atmosphere. Button shaped melts, containing fine sized irregular eutectic structures of 'Chinese script', with interpenetrated Al2O3 and EAG ... -
Silver ion doped ceramic nano-powder coated nails prevent infection in open fractures: In vivo study
(Elsevier Sci LTD, 2016)Background: Despite improvement in operative techniques and antibiotic therapy, septic complications still occur in open fractures. We developed silver ion containing ceramic nano powder for implant coating to provide not ... -
Zircon-free frits suitable for single fast-firing opaque wall tile glazes and their industrial productions
(Elsevier Sci LTD, 2009)Wall tile glazes with a smooth surface texture, high glossiness, and whiteness are usually based on zirconium containing frits. However, these frits are quite expensive and therefore, there have recently been certain ... -
Production of opaque frits with low ZrO2 and ZnO contents and their industrial uses for fast single-fired wall tile glazes
(Springer, 2009)The amounts of zirconium and zinc oxides, which raise the production costs of ceramic glazes, were decreased in fast single-fired wall tile frit compositions and an industrial frit production was conducted. Opacity of the ... -
Evaluation of borax solid wastes in production of frits suitable for fast single-fired wall tile opaque glass-ceramic glazes
(Indian Acad Sciences, 2010)Zircon (zirconium silicate, ZrSiO(4)) is the main opacifier of glossy, opaque, white-coloured, frit-based wall tile glazes. However, zirconia containing frits employed in the preparation of these glazes raise the production ... -
An investigation of the effect of alkaline oxides on porcelain tiles using factorial design
(Korean Assoc Crystal Growth, Inc, 2012)In this study, the effect of alkaline oxides (MgO, CaO, Na2O and K2O) was investigated in porcelain tile compositions. Talc (MgO) and dolomitic clay (CaO, MgO) were added to porcelain tile compositions instead of feldspar ... -
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 ...
