Erişim şekli için "info:eu-repo/semantics/closedAccess" Mühendislik Fakültesi listeleme
Toplam kayıt 105, listelenen: 21-40
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Direct and indirect signal detection of 122 keV photons with a novel detector combining a pnCCD and a CsI(T1) scintillator
(Elsevier, 2016)By combining a low noise fully depleted pnCCD detector with a CsI(TI) scintillator, an energy-dispersive area detector can be realized with a high quantum efficiency (QE) in the range from below 1 keV to above 100 keV. In ... -
Drilling process and resulting surface properties of Inconel 718 alloy fabricated by selective laser melting additive manufacturing
(Elsevier B.V., 2020)One of the challenges is to produce holes with expected dimensional accuracy in metal additive manufacturing. Although post-processing is usually carried out for the additively manufactured components but improving the ... -
Effect of coating method on the surface characteristics of niti shape memory alloy
(Trans Tech Publications Ltd, 2020)Metallic materials including stainless steel, cobalt-chromium alloys, titanium and its alloys, and nickel-titanium (NiTi) shape memory alloys have been used in biomedical applications since the 1940s due to their favorable ... -
Effect of polymer coating on vapor condensation heat transfer
(Asme, 2020)Condensation heat transfer coefficients (HTCs) are rather low compared to thin film evaporation. Therefore, it can be a limiting factor for designing heat transfer equipment. In this work, heat transfer characteristics of ... -
The effect of SSI and impulsive motions on optimum active controlled MDOF structure
(Springer Science and Business Media Deutschland GmbH, 2021)In this study, active controlled ten-story structures including soil-structure interaction (SSI) are investigated under different type of ground motions (near-fault and far ground motions) defined in FEMA P-695 to show the ... -
Effect of the crystallinity of diamond coatings on cemented carbide inserts on their cutting performance in milling
(Elsevier Science Bv, 2019)Micro-crystalline diamond (MCD) coatings were deposited on cemented carbide inserts at different temperatures using hot filament chemical vapor deposition technique. For investigating the effect of the developed diamond ... -
Effectiveness of wood waste sawdust to produce medium- to low-strength concrete materials
(Elsevier, 2021)This paper investigates the use of sawdust as fine aggregate and its influence on the properties of hardened concrete, and examines the correlation between sawdust content and hydration days. In this study, untreated wood ... -
Effects of alumina (Al2O3) addition on the cell structure and mechanical properties of 6061 foams
(Cambridge Univ Press, 2013)In this study, a powder blend representing 6061 Al-alloy was first mixed with Al2O3 ceramic particles and then foamed by using the powder compact melting method. 6061-Al2O3 foams and control specimens 6061 foams (without ... -
Electrical impedance analysis of carbon nanotube/epoxy nanocomposite-based piezoresistive strain sensors under uniaxial cyclic static tensile loading
(Sage Publications Ltd, 2020)Carbon nanotubes-based nanocomposites have gained a great amount of attraction and play a key role in the realization of strain sensors owing to their remarkable physical properties. In this study, the piezoresistivity of ... -
Evaluation of NaOH pre-treatment on the corrosion behavior and surface characteristics of hydroxyapatite coated NiTi alloy
(Springer Heidelberg, 2020)Successful short-term implementation of nickel-titanium (NiTi) alloys as implants has been a motivation for the development of long-term applications. However, rendering these as safe implant materials is challenging. The ... -
An experimental and analytical study on the influence of superhydrophobic micro-textured surfaces on liquid wetting phenomena
(Elsevier Science Bv, 2018)Controlling dust, particle, gas or liquid attachment or motion over the surfaces is attracting many researchers to reduce losses or reach mission-specific goals. Therefore, researchers have been developing novel surfaces ... -
Experimental and computational investigation of disc brake squeal
(Institute of Noise Control Engineering, 2017)In this paper, the high frequency noise problem brake squeal observed in automotive disc brake systems is experimentally and computationally investigated. Firstly, modal testing on the components of the brake system (brake ... -
An experimental and theoretical analysis of vapor-to-liquid phase change on microstructured surfaces
(Pergamon-Elsevier Science Ltd, 2020)In this work, an experimental and a theoretical study was carried out on condensation heat transfer on vertically aligned bare unstructured, micro V-grooved and square-grooved copper substrates. During the experiments, ... -
An experimental investigation into frost accumulation over vertical finned and unfinned surfaces during impinging air flow
(American Society of Mechanical Engineers, 2020)Frost formation on evaporators negatively affects the cooling performance of refrigerators. It increases the thermal resistance between the refrigerant and air leading to a reduction in the system cooling capacity. In this ... -
Experimental study of the impact of electrospinning parameters on the electromechanical properties of strain sensitive electrospun multiwalled carbon nanotubes/ thermoplastic polyurethane nanofibers
(Taylor & Francis, 2021)Flexible strain sensitive electrospun fibrous layers have attracted widespread attention of researchers owing to their large surface area and exceptional flexibility. Herein, a detailed research on the impact of electrospinning ... -
An experimental study on the heat transfer and wettability characteristics of micro-structured surfaces during water vapor condensation under different pressure conditions
(Elsevier Ltd, 2021)In this study, condensation characteristics of water vapor on micro-structured surfaces at different pressures and subcooling temperature has been investigated experimentally. This work represents a basic study in order ... -
Feasibility of brain stroke imaging with microwaves
(Institute of Electrical and Electronics Engineers Inc., 2016)This paper investigates feasibility of detection of blooded area in a realistic head phantom with microwave imaging. Realistic phantom is illuminated by 36 line sources and the scattering field data is calculated numerically ...