Başlık için Araştırma Çıktıları | TR-Dizin | WoS | Scopus | PubMed listeleme
Toplam kayıt 900, listelenen: 588-607
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Opinions of prospective teachers about utilizing the 5E instructional model
(2011)The aim of this study is to determine the opinions of prospective teachers about utilizing the 5E instructional model. The study was carried out during spring semester of 2008 educational periods. The sample of the study ... -
Optical and Surface Characteristics of Mg-Doped GaAs Nanocrystalline Thin Film Deposited by Thermionic Vacuum Arc Technique
(Springer New York LLC, 2017)Magnesium (Mg) is the most promising p-type dopant for gallium arsenide (GaAs) semiconductor technology. Mg-doped GaAs nanocrystalline thin film has been deposited at room temperature by the thermionic vacuum arc technique, ... -
Optical and surface properties of LiFePO<inf>4</inf> thin films prepared by RF magnetron sputtering
(Springer New York LLC, 2015)LiFePO<inf>4</inf> thin films with thickness values of 65 nm and 70 nm were deposited onto glass substrates by RF magnetron sputtering, using a LiFePO<inf>4</inf> target in the argon atmosphere. A comprehensive study of ... -
Optical and surface properties of optically transparent Li3PO4 solid electrolyte layer for transparent solid batteries
(John Wiley and Sons Inc., 2016)In this study, optical and surface properties of the optically transparent Li3PO4 solid electrolyte layer for transparent solid battery have been investigated for the first time. To determine the optical properties, ... -
Optical and surface properties of the in doped GaAs layer deposition using thermionic vacuum arc method
(John Wiley and Sons Inc., 2016)A broadband optical transparent InGaAs semiconductor layer production of micron thicknesses was produced in only 75 s by thermionic vacuum arc (TVA) method at the first time. The optical and surface properties of the ... -
Optical, morphological and mechanical properties of an Al-Al2O3 nanocomposite thin film grown by thermionic vacuum arc
(Elsevier GmbH, 2016)An Al-Al2O3 nanocomposite thin film was deposited onto a glass substrate in high vacuum condition using Al2O3 pellets as source material by means of the thermionic vacuum arc technique in just 50 s. UV-visible spectrophotometer, ... -
Optical, morphological properties and surface energy of the transparent Li4Ti5O12 (LTO) thin film as anode material for secondary type batteries
(Institute of Physics Publishing, 2016)LTO thin film was deposited for the first time on a glass microscope slide (MS) by RF magnetron sputtering technology. This method has been suitable for preparation of high-quality thin films. The surface properties of the ... -
Optical, structural, morphological and compositional characterization of a Co-doped GaAs semiconducting thin film produced by thermionic vacuum arc
(Elsevier Ltd, 2016)A 80 nm 2 at% Co-doped GaAs thin film was deposited on a glass substrate under a high vacuum condition by means of the thermionic vacuum arc technique using GaAs and Co pellets as source materials. Tools and techniques ... -
Optical, surface and magnetic properties of the Ti-doped GaN nanosheets on glass and PET substrates by thermionic vacuum arc (TVA) method
(Taylor and Francis Inc., 2019)Room-temperature ferromagnetism of GaN and doped GaN materials has been reported in nanostructured form. Especially, nanoparticles show ferromagnetic properties at room temperature. In this paper, Ti-doped effects on GaN ... -
Optimization of Adsorption Parameters for Ultra-Fine Calcite Using a Box-Behnken Experimental Design
(De Gruyter, 2018)Removal of heavy metals from wastewater is a significant issue because it prevents environmental-based concerns and impacts a large number of diseases and disorders. Many low-cost natural materials have been offered recently ... -
Optimization of design parameters for heat transfer and friction factor in a heat sink with hollow trapezoidal baffles
(Elsevier Ltd, 2019)The aim of this study is to optimize the design parameters of a heat sink on which hollow trapezoidal baffles are mounted on the bottom surface by using Taguchi experimental-design method. The Nusselt number and the friction ... -
The optimization of multi-storey composite steel frames with genetic algorithm including dynamic constraints [Çok katli kompozit çelik çerçevelerin genetik algoritma ile dinamik sinirlayicin optimizasyonu]
(Turkish Chamber of Civil Engineers, 2015)Optimum design of the structures, in other words designing the structures with minimum weight is one of the major research areas in structural engineering. The priority during optimization process is to ensure whether the ... -
Optimization of pectin extraction from orange pulp and characterization of compositional and steady shear properties [Portakal posasından modifiye pektin eldesi ve optimizasyonu, kompozisyonel ve yatışkan faz özelliklerinin karakterizasyonu]
(Namik Kemal University - Agricultural Faculty, 2017)Pectin, which is one of the most important wastes of fruit juice industry, was extracted from orange pulp at optimum conditions (pH, time and temperature) and modified using pectinase. The effect of modification on the ... -
Optimization of process parameters for removal of Cr(VI) by Hypnum cupressiforme using response surface methodology (RSM)
(2012)Response surface methodology was applied to optimize the removal of chromium ion by Hypnum cupressiforme from an aqueous solution. Experiments were analyzed using response surface methodology (RSM). The biosorption process ... -
Optimization of reactive powder concrete by means of barite aggregate for both neutrons and gamma rays
(Elsevier Ltd, 2018)High performance concrete has been often preferred in special engineering structures and in challenging composites products. Researchers have recently focused on the radiation shielding characteristics of these type concrete ... -
Optimization of RT superplasticity of UFG Zn-22Al alloy by applying ECAP at different temperatures and phase regions
(Institute of Physics Publishing, 2017)Zn-22Al alloy was subjected to either one-step or two-step equal channel pressing (ECAP) to investigate the effect of processing temperature on its microstructure and room temperature (RT) superplasticity. In one-step ECAP ... -
Optimization of strength, ductility and electrical conductivity of Cu-Cr-Zr alloy by combining multi-route ECAP and aging
(Elsevier Ltd, 2016)Properties of Cu-Cr-Zr alloy with ultrafine-grained (UFG) structure produced by equal-channel angular pressing (ECAP) via different routes have been investigated. Special attention was paid to the optimization of ... -
Optimum design of braced steel frames via teaching learning based optimization
(Techno Press, 2016)In this study, optimum structural designs of braced (non-swaying) planar steel frames are investigated by using one of the recent meta-heuristic search techniques, teaching-learning based optimization. Optimum design ... -
Optimum Design of Braced Steel Space Frames including Soil-Structure Interaction via Teaching-Learning-Based Optimization and Harmony Search Algorithms
(Hindawi Limited, 2018)Optimum design of braced steel space frames including soil-structure interaction is studied by using harmony search (HS) and teaching-learning-based optimization (TLBO) algorithms. A three-parameter elastic foundation model ... -
Optimum design of composite steel frames with semi-rigid connections and column bases via genetic algorithm
(Techno Press, 2015)A genetic algorithm-based minimum weight design method is presented for steel frames containing composite beams, semi-rigid connections and column bases. Genetic Algorithms carry out optimum steel frames by selecting ...
