Başlık için Mühendislik Fakültesi listeleme
Toplam kayıt 564, listelenen: 261-280
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Formation of alpha/beta-Si(3)N(4 )nanoparticles by carbothermal reduction and nitridation of geopolymers
(Wiley, 2019)Silicon nitride (Si3N4) particles with various alpha/beta-Si(3)N(4 )ratios were fabricated from geopolymer (GP)-carbon compositions (M2O center dot Al2O3 center dot 4.5SiO(2)center dot 12H(2)O+18C), where M is an alkali ... -
Fourier dönüşümlü kızılötesi (FTIR) spektroskopisi ve gıda analizlerinde kullanımı
(Gıda Teknolojisi Derneği, 2014)Kızılötesi (IR) absorbsiyon spektroskopisi bir tür titreşim spektroskopisidir; IR ışınları molekülün titreşim hareketleri tarafından soğurulmaktadır. Her dalga boyunu ayrı ayrı tarama gerekmeksizin hızlı ve yüksek çözünürlükte ... -
A fully coupled thermal–microstructural–mechanical finite element processmodel for directed energy deposition additive manufacturing of Ti–6Al–4V
(TAYLOR & FRANCIS LTD, 2023)A fully coupled thermal–microstructural–mechanical finite element modelling framework is developed to investigate the distortion and residual stresses during directed energy deposition (DED) of multi-phase Ti–6Al–4V alloy. ... -
Fully reacted high strength geopolymer made with diatomite as a fumed silica alternative
(Elsevier Ltd, 2017)Geopolymers are formed by mixing of aluminosilicate sources with alkaline meta-silicate solution at room temperature. In the current study, diatomite of Turkish origin was fully utilized as a fumed silica alternative for ... -
Functionalized 2-(hydroxyethyl) methacrylate (HEMA)-co-acrylamide (AAm) hydrogels: Kinetic and Isotherm Modelling Analysis on the Removal of Cu(II) Ions
(Prints Publications Pvt Ltd, 2019)A functionalized hydrogel composed of 2-(hydroxyethyl) methacrylate (HEMA) and acrylamide (AAm) was synthesized by amination and saponification reactions, respectively, and its functionality was examined for the elimination ... -
Fındık ve çeltik kabukları ve odun talaşı ile takviye edilmiş termoset kompozitlerde reçine türünün fiziksel özelliklere etkisi
(Afyon Kocatepe Üniversitesi, 2017)Ekonomik ve çevresel kaygılar sebebiyle son yıllarda mobilya sektörünün ana hammaddesi olan masif ağaç malzemeler yerine ahşap esaslı kompozit malzemelerin kullanılması tercih edilmektedir. Fındıkkabuğu ve çeltik kabuğu, ... -
Geliştirilmiş elektrik iletkenliğine sahip POT/Na-Feldispat iletken kompozitlerinin sentezlenmesi ve karakterizasyonu
(Dicle Üniversitesi, 2017)Bu çalışmada iletken POT/Sodyum Feldispat kompoziti in-situ kimyasal polimerizasyon yöntemi ile hazırlandı. Sodyum Feldispat partikülleri varlığında asidik sulu ortamda hazırlanan kompozitin iletkenliği ve %POT verimi ... -
Genome response of model invertebrates and vertebrates species to stress agents in the environment
(2010)The genome response of model invertebrate and vertebrate species to stress agent in the environment was studied. The both group of species were collected from contaminated water stations along Marisa (Kemera) and Chaya ... -
Geopolimerlerden mekanokimyasal aktivasyon ile silisyum karbür tip nano parçacıkların üretilebilirliğinin araştırılması
(Gazi Üniversitesi, 2017)Mekanokimyasal olarak 6, 12, 24, 48 saat süreyle aktive edilen ve M= (Na+ veya K+) olmak üzere, sodyum veya potasyum alkali metal içeren (M2OoAl2O3o4.5SiO2o12H2O+18C) geopolimer karbon kompozisyonlarının karbotermal ... -
Germination: A Powerful Way to Improve the Nutritional, Functional, and Molecular Properties of White- and Red-Colored Sorghum Grains
(MDPI, 2024)Abstract: This study explored the effects of the germination of red and white sorghum grains (Sorghum bicolor [Moench (L.)]) for up to seven days on various properties of the grain. Germination enriched sorghum’s nutritional ... -
Grand canonical Monte Carlo simulations of methane adsorption in fullerene pillared graphene nanocomposites
(Elsevier Science Inc, 2021)The objective of this study is to investigate the methane adsorption performance of fullerene pillared graphene nanocomposites (FPGNs) with adjustable micro and meso porous morphology and high surface/weight ratios. Different ... -
Green Reduction Of Graphene Oxide By Using Kombucha Tea
(2019)In this study, a simple and efficient method of reduction for the preparation of reduced graphene oxide (RGO) from graphene oxide (GO) using Kombucha Tea (KT) is reported. The graphene oxides (GOs) were produced from natural ... -
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 ... -
Health risk assessment of selected pesticide residues in green pepper and cucumber
(Elsevier Ltd, 2018)This report describes levels of 170 pesticide residues in green pepper and cucumber marketed in Turkey. The report also comprises the outcome of the consumer risk assessment of selected pesticides. In total, 725 samples ... -
Heat transfer augmentation by swirl generators inserted into a tube with constant heat flux
(2009)A novel conical injector type swirl generator (CITSG) is devised in this study. Performances of heat transfer and pressure drop in a pipe with the CITSG are experimentally examined for the CITSGs' angle (α) of 30°, 45° and ... -
Heat transfer characteristics of longitudinal perforated and unperforated ribs under impingement jets
(American Society of Mechanical Engineers (ASME), 2014)Impingement heat transfer is considered as heat transfer enhancement technique. Impinging jets are used in many applications where high heat transfer rates are required. An experimental study was conducted to investigate ... -
Heat transfer enhancement methods: Concave and convex shape fins
(Avestia Publishing, 2016)The heat transfer coefficient is a common engineering concept and a significant number of researchers are focusing on improving the heat transfer performance of the system by increasing the heat transfer coefficient. Heat ... -
A Hidden Chaotic Attractor with an Independent Amplitude-Frequency Controller
(WILEY-HINDAWI, 2022)In this paper, a three-dimensional chaotic system with a line equilibrium is studied, in which a single nonbifurcation parameter is used to control the amplitude and frequency. A variety of chaotic signals can be modified ... -
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, ... -
The homogeneity map method for speckle reduction in diagnostic ultrasound images
(Elsevier B.V., 2015)This paper proposes a new method to reduce speckle noise in diagnostic ultrasound images by improving the speckle reduction capacity of an edge-sensitive filter. A homogeneity map is generated according to the local ...