Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 568, listelenen: 541-560
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Synthesis of novel Schiff Bases containing acryloyl moiety and the investigation of spectroscopic and electrochemical properties
(Elsevier B.V., 2016)A novel Schiff bases and their acryloyl derivatives were synthesized through the reaction of p-hydroxybenzaldehyde in order of with aniline, p-chloroaniline, p-nitroaniline, p-methylaniline and p-aminobenzoic acid. The ... -
Yeast Identification During Fermentation of Turkish Gemlik Olives
(Blackwell Publishing Inc., 2018)Abstract: Naturally fermented black table olives of the Gemlik variety are one of the most consumed fermented products in Turkey. The objective of this work was to identify yeast strains isolated during their natural ... -
Exergy analysis of coil-spring turbulators inserted in the horizontal concentric tubes
(2010)In this study, to obtain definitive information about the effects of spring-type turbulators located in the inner pipe of a concentric heat exchanger, the rates of exergy transfer Nusselt number (Nue) and exergy loss (E*) ... -
Effect of attachment types and number of implants supporting mandibular overdentures on stress distribution: A computed tomography-based 3D finite element analysis
(Elsevier Ltd, 2015)The objective of this study was to calculate stresses in bone tissue surrounding uncoupled and splinted implants that are induced by a bite force applied to the mandible and to determine whether the number of mandibular ... -
Preparation of a new polymer-dispersed liquid crystal film by using phthalocyanine-functional photocurable copolymer
(John Wiley and Sons Inc., 2015)A new, asymmetrical zinc phthalocyanine (aZnPc)-functional photocurable copolymer was prepared by the combination of atom transfer radical polymerization and copper (I)-catalyzed azide-alkyne cyclo-addition (CuAAC) click ... -
Preparation and characterization of pH responsive poly(methacrylic acid-acrylamide-N-hydroxyethyl acrylamide) hydrogels for drug delivery systems
(John Wiley and Sons Inc., 2016)In this study, pH responsive polymers composed of methacrylic acid, acrylamide, and N-hydroxyethyl acrylamide were synthesized by free radical polymerization technique. The characterization was done with Fourier transform ... -
Effect of dephytinization by fermentation and hydrothermal autoclaving treatments on the antioxidant activity, dietary fiber, and phenolic content of oat bran
(American Chemical Society, 2017)Fermentation and hydrothermal methods were tested to reduce the phytic acid (PA) content of oat bran, and the effects of these methods on the dietary fiber (DF) and total phenolic (TP) contents as well as the antioxidant ... -
Pesticide Residues in Table Grapes and Exposure Assessment
(American Chemical Society, 2018)This report describes levels of 172 pesticide residues in table grapes in Turkey. A total of 280 samples of table grapes were collected from supermarkets, bazaar, and greengrocer shops located in four provinces of Turkey ... -
Variability modelling and balancing of stochastic assembly lines
(Taylor and Francis Ltd., 2016)In a production flow line with stochastic environment, variability affects the system performance. These stochastic nature of real-world processes have been classified in three types: arrival, service and departure process ... -
An elastic-plastic stress analysis steel-reinforced thermoplastic composite cantilever beam
(2008)In the present study an analytical elastic-plastic stress analysis is carried out for a low-density homogeneous polyethylene thermoplastic cantilever beam reinforced by steel fibers. The beam is loaded by a constant single ... -
Wideband long wave infrared metamaterial absorbers based on silicon nitride
(American Institute of Physics Inc., 2016)In this paper, we present silicon nitride metamaterial absorber designs that accomplish large bandwidth and high absorption in the long wave infrared (LWIR) region. These designs are based on the metal-insulator-metal ... -
Effect of grooved pin-fins in a rectangular channel on heat transfer augmentation and friction factor using Taguchi method
(Elsevier Ltd, 2016)In this study, the effect of both cylindrical grooved pin-fins (C-GPFs) and triangular grooved pin-fins (T-GPFs) into the rectangular channel on heat transfer augmentation, Nusselt number and friction factor were experimentally ... -
Velocity field and turbulence effects on heat transfer characteristics from surfaces with V-shaped ribs
(2012)The flow field of smooth surfaces and surfaces with V-shaped ribs (V-SR) was studied experimentally with a Laser-Doppler Anemometry (LDA) system. In addition, heat transfer characteristics were experimentally investigated. ... -
Experimental investigation of heat transfer in a channel with new winglet-type vortex generators
(Elsevier Ltd, 2014)Both new punched triangular vortex generators (PTVGs) and punched rectangular vortex generators (PRVGs) have been developed. Both the triangular and rectangular vortex generators were directly punched from the longitudinal ... -
Experimental and numerical investigation of geometry effects on multiple impinging air jets
(Elsevier Ltd, 2014)The effect of jet geometry on the flow and the heat transfer characteristics was investigated experimentally and numerically for elliptic and rectangular impinging jet arrays. Detailed heat transfer measurements over a ... -
Flow and heat transfer characteristics of transverse perforated ribs under impingement jets
(2013)An experimental study was conducted to investigate heat transfer and flow characteristics under impingement of a multiple circular jet array with perforated rib surfaces (PRS) and solid rib surfaces (SRS). Heat transfer ... -
Determination of optimum washing conditions for a lignite coal based on ash and sulfur content
(2014)This study deals with the maximization of composite yield subjected to multiple product constraints simultaneously based on float-sink data of a lignite coal from Yozgat-AyrIdam district of Turkey by using equal incremental ... -
Analysis of analytical capacity for Fisher-Snedecor F fading channels with different transmission schemes
(Institution of Engineering and Technology, 2019)This Letter presents capacity analysis of Fisher-Snedecor F fading channels under different transmission strategies. To this end, novel analytical expressions are proposed for optimal rate adaptation with constant transmit ... -
Synthesis and characterization of silicon carbide powders converted from metakaolin-based geopolymer
(Blackwell Publishing Inc., 2016)Silicon carbide (SiC) ceramic powders were synthesized by carbothermal reduction in specific geopolymers containing carbon nanopowders. Geopolymers containing carbon and having a composition M2O·Al2O3·4.5SiO2·12H2O+18C, ... -
Integrated definition modeling and Taguchi analysis of flexible manufacturing systems: Aircraft industry application
(2013)In this paper, flexible manufacturing systems (FMS) are studied. Firstly, an FMS design approach is proposed using integrated definition for function methodology. A systematic layout design and performance evaluation scheme ...
