Yayın tarihi için Mühendislik Fakültesi listeleme
Toplam kayıt 847, listelenen: 321-340
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Effect of different abutment materials on stress distribution in peripheral bone and dental implant system
(Yildiz Technical Univ, 2020)In this study, the effect of different abutment materials on the stress distribution in bone tissue around the dental implant was investigated using ANSYS packet program based on finite element method. the study aims to ... -
Optical and electrical properties of refined carbon derived from industrial tea waste
(Iop Publishing Ltd, 2020)The utilization of nano- and well-ordered carbon materials such as graphene especially in carbon-based electrical devices and in energy storage areas is becoming important in terms of developing economical methods and ... -
Investigation of the electrical properties of Ag/n-Si schottky diode obtained by two different methods
(Korean Assoc Crystal Growth, Inc, 2020)In present study, Ag/n-Si Schottky diodes were produced by vacuum evaporation method at two different substrate temperatures (200 K and 300 K) and structural, optical, electrical properties were investigated. X-ray diffraction ... -
A hybrid PV-battery/supercapacitor system and a basic active power control proposal in MATLAB/simulink
(Mdpi, 2020)An increase in the integration of renewable energy generation worldwide brings along some challenges to energy systems. Energy systems need to be regulated following grid codes for the grid stability and efficiency of ... -
Particle dispersion and deposition in displacement ventilation systems combined with floor heating
(Taylor & Francis Inc, 2020)The aim of this study is to investigate dispersion and deposition characteristics of different particle diameters (0.5-5-10 mu m) for a displacement ventilated and floor heated environment, experimentally and numerically. ... -
Effect of grain refinement with titanium on the microstructure, mechanical and corrosion properties of Al-25Zn alloy
(Gazi Univ, Fac Engineering Architecture, 2020)In this study, one binary Al-25n alloys and eleven ternary aluminum-zinc-titanium alloys, Al-25Zn-0.01Ti, Al-25Zn-0.03Ti, Al-25Zn-0.04Ti, Al-25Zn-0.05Ti, Al-25Zn-0.075Ti, Al-25Zn-0.1Ti, Al-25Zn-0.2Ti, Al-25Zn-0.4Ti, ... -
Determination of the pozzolanic activities of trachyte and rhyolite and comparison of the test methods implemented
(Springer International Publishing Ag, 2020)Natural pozzolanas should be evaluated in terms of sustainability as well as their contribution to concrete durability. Therefore, the use of such materials in the production of cement as well as concrete industry has been ... -
Finite element modeling of contact between an elastic layer and two elastic quarter planes
(Techno-Press, 2020)In this study, a two dimensional model of receding contact problem has been analyzed using finite element method (FEM) based software ANSYS and ABAQUS. For this aim finite element modeling of elastic layer and two homogeneous, ... -
Synthesis and characterization of activated carbon produced from waste human hair mass using chemical activation
(Springer Japan Kk, 2020)In this study, hair waste was converted into active carbon for the first time and its characteristics were analyzed. As chemical activation tool, zinc chloride (ZnCl2) was impregnated and then carbonized under different ... -
Enhanced performance figures of solar cookers through latent heat storage and low-cost booster reflectors
(Oxford Univ Press, 2020)Solar box cookers draw attention of many researchers across the globe as a promising renewable energy application for cooking purposes. Compared to other types available in literature, solar box cookers are more in the ... -
Influence of hydrofluoric acid leaching and roasting on mineralogical phase transformation of pyrite in sulfidic mine tailings
(Mdpi, 2020)Under the oxidative roasting process, pyrite, as a major mineral in sulfidic mine tailings, can transform to iron oxides. Generated iron oxides, if exhibiting enough magnetic properties, can be recovered via magnetic ... -
Determination of delamination in drilling of carbon fiber reinforced carbon matrix composites/Al 6013-T651 stacks
(Elsevier Sci Ltd, 2020)Delamination at the hole entrance and exit during drilling of the FRPs composites adversely affects the hole surface quality and engineering properties of this material. in this study, delamination occurrence in hole ... -
Cold substrate method to prepare plasmonic Ag nanoparticle: deposition, characterization, application in solar cell
(Springer Heidelberg, 2020)In this study, the surface plasmon effects of the Ag nanoparticle were investigated depending on the substrate temperature and coating time. Deposition procedure for the Ag coating was the vacuum deposition at low substrate ... -
Effect of air pressure on nanofiber production in solution blowing method
(Gazi Univ, Fac Engineering Architecture, 2020)In this study, effect of air pressure on nanofiber diameter and morphology was studied for solution blowing technique. A computational fluid dynamics (CFD) analysis was realized via ANSYS (R) Fluent software, and the results ... -
Synthesis of new carbon material produced from human hair and its evaluation as electrochemical supercapacitor
(Taylor & Francis Inc, 2020)In this study, carbon material similar to graphene structure (GLS) was prepared from graphite and the carbonization of Turkish human hair fibers (HHC) and utilized for the modification of electrode to evaluate the ... -
Machinability properties of Al-7Si, Al-7Si-4Zn and Al-7Si-4Zn-3Cu alloys
(Springer Heidelberg, 2020)Al-7Si, Al-7Si-4Zn, Al-7Si-4Zn-3Cu alloys were produced by permanent mold casting method to investigate the effects of copper and zinc additions on the machinability properties of Al-7Si alloy. the structural and mechanical ... -
Effect of zinc content and cutting tool coating on the machinability of the Al-(5-35) Zn alloys
(Korean Inst Metals Materials, 2020)In this study, Al-5Zn, Al-15Zn, Al-25Zn and Al-35Zn alloys containing 5, 15, 25 and 35 wt% Zn, respectively were produced by permanent mold casting. Their microstructures and mechanical properties were investigated using ... -
Examination of analytical and finite element solutions regarding contact of a functionally graded layer
(Techno-Press, 2020)In this study, the continuous and discontinuous contact problems of functionally graded (FG) layer resting on a rigid foundation were considered. the top of the FG layer was loaded by a distributed load. It was assumed ... -
Reply to the discussion by Granier of Vincent et al., (2018) (Marine and Petroleum Geology, 91, 639-657)
(Elsevier Sci Ltd, 2020)Granier (2019) questioned the identification of a number of foraminifer species within the study of Vincent et al. (2018). We dispute his findings and provide supporting evidence for our original identifications. Our ... -
Effect of different zinc contents on the structural, mechanical and tribological properties of EN AC-48100 (Al-17Si-4Cu-Mg) Alloy
(Gazi Univ, Fac Engineering Architecture, 2020)In this study, Al-17Si-4Cu-0.6Mg-0.2Ti which is based of the EN AC-48100 alloy, Al-17Si-4Cu-0.6Mg0.2Ti-1Zn, Al-17Si-4Cu-0.6Mg-0.2Ti-2Zn, Al- 17Si-4Cu-0.6Mg-0.2Ti-3Zn, Al-17Si-4Cu-0.6Mg-0.2Ti-4Zn and Al-17Si-4Cu-0.6Mg-0.2Ti-5Zn ...
