Yayın tarihi için Mühendislik Fakültesi listeleme
Toplam kayıt 847, listelenen: 121-140
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Numerical study on entropy generation in L-shaped curved channels
(Inderscience Enterprises Ltd, 2016)A numerical study is performed on entropy generation in L-shaped curved channel for constant wall temperature boundary condition and fully developed laminar flow. An elliptic Fortran program based on SIMPLE algorithm is ... -
Relationships between mechanical and tribological properties of Zn-15Al-based ternary and quaternary alloys
(Carl Hanser Verlag, 2016)Five ternary Zn-15Al-(1- 5)Cu and six quaternary Zn15Al-3Cu-(0.5-3) Si alloys were prepared by permanent mold casting for this work. Their unlubricated sliding friction and wear properties were investigated at a pressure ... -
Temperature-tuned band gap energy and oscillator parameters of GaS0.5Se0.5 single crystals
(Elsevier Gmbh, Urban & Fischer Verlag, 2016)Temperature-dependent transmission and room temperature reflection measurements were carried out on GaS0.5Se0.5 single crystal in the wavelength range of 380-1000 nm to investigate its optical parameters. the analysis of ... -
Investigation of the cutting forces and surface roughness in milling carbon fiber reinforced polymer composite material
(Inst Za Kovinske Materiale I in Tehnologie, 2016)In this study, milling of a carbon-fiber-reinforced polymer composite material (CFRP) was investigated experimentally using various carbide end mills. the input parameters included the spindle speed, feed rate and cutting ... -
On channel estimation in DC biased optical OFDM systems over VLC channels
(Ieee, 2016)Visible Light Communication(VLC) has been considered as a potential access option for 5G wireless systems to solve performance limitation due to bandwidth shortage at radio frequency (RF) band. in (VLC) system, illumination ... -
Spline interpolation based channel estimation for ACO-OFDM over visible light channels
(Ieee, 2016)Visible light communication has been considered one of promising candidate technology to solve performance limitation due to bandwidth shortage at radio frequency (RF) band. in VLC system, the visible light is used not ... -
Centri-voltammetric detection of epinephrine
(Royal Soc Chemistry, 2016)The present study demonstrates a novel approach that has been proposed for epinephrine detection by using centri-voltammetry. the principle of the method is based on the accumulation of an analyte, here epinephrine, onto ... -
Stability assessment of high-steep cut slope debris on a landslide (Gumushane, NE Turkey)
(Springer Heidelberg, 2016)The objective of this study was to examine the effects on the stability of slope debris of planned slope excavations around the vicinity of Gumushane Imam-Hatip High School in NE Turkey. To assess the geotechnical properties ... -
Olfaction recognition by EEG analysis using wavelet transform features
(Ieee, 2016)The responses of the brain into different information coming from sense organs could be analyzed by various kinds of measuring techniques. Among the existing techniques, Electroencephalography (EEG) is widely used because ... -
Effects of contact pressure and sliding speed on the unlubricated friction and wear properties of Zn-15Al-3Cu-1Si alloy
(Taylor & Francis Inc, 2016)The unlubricated friction and wear properties of Zn-15Al-3Cu-1Si alloy were studied over a range of contact pressure (1-5 MPa) and sliding speed (0.5-2.5 ms(-1)) for a sliding distance of 2,500m using a block-on-disc type ... -
Capacity building for field inspections: A comprehensive assessment tool for monitoring structural integrity and sediment capture performance of T-head groins
(Elsevier Sci Ltd, 2016)Objectives of this study were to develop a field assessment tool (i.e., criteria and rubrics) which can be used during periodic inspections of T-head groins, specifically those constructed for controlling coastal erosion ... -
Utilizing the strength conversion factor in the estimation of uniaxial compressive strength from the point load index
(Springer Heidelberg, 2016)The strength conversion factor (k) is the ratio between the uniaxial compressive strength (UCS) and the point load index (PLI). It has been used to estimate the UCS from the PLI since the 1960s. Many researchers have ... -
A receding contact problem between a functionally graded layer and two homogeneous quarter planes
(Springer Wien, 2016)In this paper, the plane problem of a frictionless receding contact between an elastic functionally graded layer and two homogeneous quarter planes is considered when the graded layer is pressed against the quarter planes. ... -
Modification of natural zeolite with NaOH for removal of manganese in drinking water
(Elsevier Science Bv, 2016)Natural zeolite (NZ) obtained from the Manisa-Demirci region of Turkey was modified by NaOH aqueous solutions (0.5-2.0 mol/dm(3)) and the adsorption capacity of natural and modified forms was determined for manganese ... -
Temperature-dependent optical properties of GaSe layered single crystals
(Taylor & Francis Ltd, 2016)Optical properties of GaSe single crystals have been investigated using temperature-dependent transmission and room temperature reflection measurements in the wavelength range of 380-1100nm. the analysis of the absorption ... -
Improving the stability of solar cells using metal-organic frameworks
(Royal Soc Chemistry, 2016)Although Cu2S-containing chalcogenide solar cells are appealing and cost-effective for photovoltaics (PVs), these materials suffer from rapid performance degradation as a result of the diffusion of copper ions into the CdS ... -
Exergy, exergoenvironmental and exergoeconomic evaluation of a heat pump-integrated wall heating system
(Pergamon-Elsevier Science Ltd, 2016)In this study, a vertical ground source heat pump wall heating system belonging to the Yildiz Renewable Energy House on the Davutpasa Campus of Yildiz Technical University was experimentally and theoretically studied. the ... -
Exergetic sustainability improvement potentials of a hydrogen fuelled turbofan engine UAV by heating its fuel with exhaust gasses
(Pergamon-Elsevier Science Ltd, 2016)Exergetic sustainability parameters such as, exergy efficiency, waste exergy ratio, environmental effect factor and exergetic sustainability index were investigated for an UAV having a turbofan engine for the case its ... -
Investigation of photoluminescence mechanisms from SiO2/Si:SiO2/SiO2 structures in weak quantum confined regime by deconvolution of photoluminescence spectra
(Amer Scientific Publishers, 2016)Si nanocrystals embedded in SiO2 matrix were prepared by co-sputtering method followed by a post annealing process in N-2 ambient. By fixing sputtering parameters, the effects of annealing time and annealing temperature ... -
The investigation crack problem through numerical analysis
(Techno-Press, 2016)This paper presents a comparative study of finite element method (FEM) and analytical method for the plane problem of a layered composite containing an internal perpendicular crack in literature. the layered composite ...
