Browsing Mühendislik Fakültesi by Issue Date
Now showing items 1-20 of 133
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A micro-damage investigation on a low-alloy steel tested using a 7.62-mm AP projectile | [Raziskava mikropoškodb malolegiranega jekla po preizkusu s kroglo AP 7,62 mm]
(INST ZA KOVINSKE MATERIALE I IN TEHNOLOGIE, 2011)Low-alloy steels have been widely used as an armor material in defense systems due to their superior mechanical and weldability properties. In this study, microdamage formation in an AISI 4140 steel, which was hit by 7.62-mm ... -
Effect of the martensite volume fraction on the machining of a dual-phase steel using a milling operation
(INST ZA KOVINSKE MATERIALE I IN TEHNOLOGIE, 2011)Dual-phase steels are attractive because of their good combination of strength and ductility. However, an increase in the martensite content will decrease the steel's machinability significantly. Therefore, optimum cutting ... -
Electrocatalytic oxidation of methanol on PtNiZn electrode in alkaline medium
(SPRİNGER, 2011)In this study, a platinum electrode was coated with NiZn layer (Pt/NiZn) in a nickel zinc bath by electrodeposition for use as anode material for methanol electrooxidation in alkaline solution. The electrode prepared was ... -
The effect of yeast strain, immobilisation, and ageing time on the amount of free amino cids and amino acids in peptides of sparkling wines obtained from cv. dimrit grapes
(SOUTH AFRICAN SOC ENOLOGY & VITICULTURE-SASEV, DENNESIG, 2012)In this study, the influence of yeast strain, immobilisation, and ageing time with yeast were examined in relation to the amount of free amino acids and amino acids in the peptides of wines. Free and immobilised Saccharomyces ... -
Investigation on the rheological behavior of Al-Fe-V-Si/Alumina composite powders
(REDAKCIA KOVOVE MATERIALY,, 2012)In this paper, the rheological properties of the feedstocks of Al-Fe-V-Si and Al-Fe-V-Si composites reinforced with alumina were investigated. The feedstocks, containing four different types of powder (Al-Fe-V-Si, Al-Fe-V-Si ... -
Investigation on the behaviour of the functionaly gradient material consisting of boron carbide and aluminum alloy
(INST ZA KOVINSKE MATERIALE I IN TEHNOLOGIE, 2012)In the current study the effect of different temperatures on the aging behaviour of a functionally gradient material was investigated to observe the variation of hardness with respect to the aging time. To do this, the ... -
Electrocatalysis of Ni-promoted Cd coated graphite toward methanol oxidation in alkaline medium
(ELSEVİER, 2012)The nickel–cadmium (Ni-promoted Cd) catalyst for using direct methanol fuel cell (DMFC) applications is electrochemically deposited on a graphite substrate. The activity of methanol oxidation is assessed by recording ... -
Flap kontrollü bir rüzgar türbini palasının aerodinamik parametrelerinin hesaplamalı akışkalar mekaniği kullanarak elde edilmesi
(IV. ULUSAL HAVACILIK VE UZAY KONFERANSI, 2012/9/12-)Bu çalısmada, rijit olarak dönme hareketi yapan firar kenarı kanatçıklı NACA 633 418 kesiti bir hesaplamalı akıskanlar dinamiği yazılımı kullanılarak (Ansys CFX)analizleri gerçeklestirilmistir. Bu amaçla öncelikle Ansys ... -
Non-spatial analysis for the road traffic accidents
(ELSEVIER SCIENCE BV,, 2013)Road traffic accidents are huge health and development problem. The number of the accidents has been increasing in Turkey as in the world. In this study the road traffic accidents in Osmaniye are analysed using chi-square ... -
Valorization of wheat bran for the production of polygalacturonase in SSF of Aspergillus sojae
(ELSEVİER, 2013)Wheat bran, among various agro industrial by products, screened for the production of polygalacturonase (PG) in solid-state fermentation of Aspergillus sojae mutant strain, was found to be the most suitable substrate without ... -
Post-earthquake ignition vulnerability assessment of Kucukcekmece District
(COPERNICUS GESELLSCHAFT MBH, 2013)In this study, a geographic information system (GIS)-based model was developed to calculate the post-earthquake ignition probability of a building, considering damage to the building's interior gas and electrical distribution ... -
Volatiles and sensory evaluation of goat milk cheese Gokceada as affected by goat breeds (Gokceada and Turkish Saanen) and starter culture systems during ripening
(ELSEVIER SCIENCE INC, 2013)The effect of goat breed and starter culture on volatile composition and sensory scores in goat milk cheese was studied during 90 d of ripening. Milk from 2 goat breeds (Gokceada and Turkish Saanen) and different starter ... -
Electrocatalytic oxidation of methanol on Ru deposited NiZn catalystat graphite in alkaline medium
(ELSEVİER, 2013)The methanol oxidation on C/NiZn-Ru electrode in a 1.00 M KOH and 1.00 M KOH + 1.00 M methanolsolutions at different scan rates and temperatures was studied by the cyclic voltammetry (CV), electro-chemical impedance ... -
Global stability-based design optimization of truss structures using multiple objectives
(SPRINGER INDIA,, 2013)This paper discusses the effect of global stability on the optimal size and shape of truss structures taking into account of a nonlinear critical load, truss weight and serviceability at the same time. The nonlinear critical ... -
Entropy Generation for Nonisothermal Fluid Flow: Variable Thermal Conductivity and Viscosity Case
(HINDAWI PUBLISHING CORPORATION, 2013)This paper investigates the entropy generation of a nonisothermal, incompressible Newtonian fluid flowing under the effect of a constant pressure gradient in plane Poiseuille flow. The effects of variable viscosity and ... -
The electrocatalytic properties of lithium copper composite in the oxygen reduction reaction
(ELSEVİER, 2014)A new carbon supported lithium-copper cathode catalyst (gel@LiCu) is composed of activated carbon (@) supported gel, LiNO3 and CuCl2 mixture is investigated in the oxygen reduction reaction. The gel@LiCu cathode, which ... -
Computer-aided mold design algorithm for precast concrete elements
(ACI, 2014)This paper aims to determine a computer-aided mold design algorithm for precast concrete products to be produced by external vibrators. For this purpose, the behaviors of two different precast concrete molds were ... -
Initial organizational studies on national Spatial Data Infrastructure at government level
(ELSEVIER SCIENCE BV,, 2014)A Spatial Data Infrastructure (SDI) is a coordinated series of agreements on technology standards, institutional arrangements and policies that enable the discovery and use of geospatial information by users for a range ... -
Urban activities in the view of the sustainable development
(ELSEVIER SCIENCE BV, 2014)The growth of the population is not considered as urbanization and the urbanization is not considered as a measure of the development. Irregular and unplanned urbanization and construction is not a development. In this ... -
Electrochemical performance of lithium molybdenum composite catalyst in oxygen reduction reaction
(ELSEVİER, 2015)A gel/LiMo catalyst was prepared as a cathode material via the solegel process and applied calcination at different times. The influence of calcination times, properties and the electrochemical performance of the catalyst ...