Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 564, listelenen: 501-520
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High temperature wear behavior of the surface-modified externally cooled rolls
(Elsevier B.V., 2018)Externally cooled rolls of a steel plant were coated using three different surface modification techniques, namely titanizing, boronizing and borotitanizing. The grown coatings were examined using optical microscopy, ... -
Sno2/graphene nanocomposites with enhanced gas sensing performance
(Trans Tech Publications Ltd, 2018)Graphene-Tin Oxide (G-SnO2) nanocomposites in different morphology were synthesized using tin (II) chloride (SnCl2) and graphene Oxide (GO) via hydrothermal process in the presence of hydrazine and ammonia by adding ... -
Synthesis and characterization of modified diatomite-leaf-like cuO nanosheet composites
(Trans Tech Publications Ltd, 2018)In this work, firstly we described the effect of freeze drying on modification of raw diatomite. And then, modified diatomite-leaf-like copper oxide (CuO) nanosheet composite was successfully prepared by surfactant-free ... -
Size controllable synthesis and characterization of cuO nanostructure
(Trans Tech Publications Ltd, 2018)In this study, copper oxide (CuO) nanostructures were successfully prepared by adding EG (ethylene glycol) and PEG (4000, 8000) (polyethylene glycol) via an in-situ chemical precipitation method. EG and PEG (4000, 8000) ... -
The effect of potassium modification on structural properties and catalytic activity of copper and iron containing SBA-16 catalysts for selective oxidation of ethanol
(Elsevier Ltd, 2019)Copper and iron SBA-16 catalysts were synthesized using hydrothermal method and modified with potassium. XRD patterns showed that characteristic peaks of SBA-16 for all catalysts did not destroy with metal loading. The ... -
Role of NaCl in NaBH4 production and its hydrolysis
(2013)This study explains completely feasible route to synthesize NaBH 4 by means of mechano-chemical reaction, in which NaCl, B 2O3 and MgH2 were utilized. Optimum reaction conditions were investigated by different values of ... -
A new method and computer-controlled system for measuring the time constant of real thermoelectric modules
(2012)Thermoelectric and dynamic parameters of thermoelectric (TE) modules such as time constant are of crucial importance in production and utilization of these modules. Many techniques, apparatuses and software have been ... -
Energy and irreversibility analysis of a cascade refrigeration system for various refrigerant couples
(2010)This study deals with energy and irreversibility analysis of a cascade refrigeration system employing various refrigerant couples, namely R152a–R23, R290–R23, R507–R23, R234a–R23, R717–R23 and R404a–R23, using a computer ... -
Computer controlled test system for measuring the parameters of the real thermoelectric module
(Elsevier Ltd, 2011)Different methods have been developed for measuring the performances of thermoelectric (TE) modules. However, the foundation of these methods accepts the parameters of semiconductors as constant and foresees temperature ... -
In situ carbothermal reduction/nitridation carbon-nano powder added geopolymer composites
(American Ceramic Society, 2014)Geopolymer was prepared by mixing metakaolin (Al2O3 center dot SiO2) with sodium water glass solution and then the activated carbon nano powder was added the geopolymer. To determine the best composition for carbothermal ... -
Prediction of bromate removal in drinking water using artificial neural networks
(Taylor and Francis Inc., 2018)In treatment of natural water resources, bromide transforms into carcinogenic bromate, especially during the ozonation process. Adsorption was used in the experimental part of this study to remove this harmful compound ... -
Prediction of characteristic properties of crude oil blending with ANN
(Taylor and Francis Inc., 2018)Mineral oil is one of the most important materials on earth and it is used widely for its several features. Mineral oils derived from petroleum products are commonly used to decrease the friction effects in machine parts ... -
MLSeq: Machine learning interface for RNA-sequencing data
(Elsevier Ireland Ltd, 2019)Background and Objective: In the last decade, RNA-sequencing technology has become method-of-choice and prefered to microarray technology for gene expression based classification and differential expression analysis since ... -
Photocatalytic degradation of remazol yellow using polyaniline–doped tin oxide hybrid photocatalysts with diatomite support
(Elsevier B.V., 2018)Polyaniline (PANI)-doped tin oxide-diatomite hybrid photocatalysts were synthesized by the adding of tin source and diatomite silica support to prepared PANI solution via chemical oxidative polymerization of aniline monomer. ... -
Controlled release profile of 5-fluorouracil loaded P(AAM-co-NVP-co-DEAEMA) microgel prepared via free radical precipitation polymerization
(Springer Verlag, 2018)A new microgel was prepared by free radical precipitation polymerization of acrylamide (AAM), 1-vinyl-2-pyrrolidone (NVP) and 2-(diethylamino)ethyl methacrylate (DEAEMA) to be used for the controlled drug release. The ... -
Guest-host interaction of some chloroanthraquinone dyes doped in liquid crystalline matrix and effect of addition of carbon nanotube
(2013)Liquid crystals (LCs) are commonly used in displays. For practical guest-host applications, it is important to choose dyes with a high ability of orientation in the liquid crystal matrix. In this work, two different nematic ... -
Polymer-graphene hybrid stabilized ruthenium nanocatalysts for the dimethylamine-borane dehydrogenation at ambient conditions
(Elsevier B.V., 2019)In this work, we reported a new catalyst consistent of graphene oxide (GO) – poly(N-vinyl-2-pyrrolidone) (PVP) hybrid supported ruthenium nanoparticles and called as Ru@GO-PVP. The GO-coupled PVP nanosheets were prepared ... -
Transient turbulent flow and heat transfer phenomena in plate-fin type cross-flow heat exchanger
(2011)In this article, a transient performance of a plate-fin cross-flow heat exchanger with convergent-divergent longitudinal vortex generators is investigated. The effect of flow geometry is taken into account to analyze the ... -
Production of edible coatings with twin-nozzle electrospraying equipment and the effects on shelf-life stability of fresh-cut apple slices
(Blackwell Publishing Inc., 2018)In this study, apple slices were coated with electrospraying and dipping method for comparison of the coating efficiency, material uptake, color changes, and microstructure of coated surfaces. In electrospraying of 70% oil ... -
Effect of grape (Vitis Vinifera L.) pomace on the quality, total phenolic content and anti-radical activity of bread
(Blackwell Publishing Ltd, 2014)In this research, anti-radical activity, total phenolic content (TPC), physicochemical, textural and sensory properties of bread supplemented with 2%, 5% and 10% (w/w, flour basis) of grape pomace powder (GPP) have been ...