Güncel Gönderiler: Fakülteler
Toplam kayıt 261, listelenen: 21-40
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Experimental investigation of flow characteristics of corrugated channel flowusing PIV
(YILDIZ TECHNICAL UNIV, 2016)The aim of the study is to determine the flow characteristics of corrugated duct. The whole study has been conducted for Reynolds numbers, Re=4000 and 6000. The corrugated duct geometry was designed for aspect ratios, ... -
The Impacts of various ratios of different hydrocolloids and surfactants on quality characteristics of corn starch based gluten-free bread
(SPRINGER HEIDELBERG, 2016)In this study, the effects of 18 different additive formulas constituted with xanthan and hydroxypropylmethylcellulose (HPMC) gums (hydrocolloids) were examined in the manufacture of corn starch based gluten-free bread. ... -
The effect of external apple vinegar application on varicosity symptoms, pain, and social appearance anxiety: A randomized controlled trial
(HINDAWI LTD., 2016)Aim. We aimed to determine the effect of external apple vinegar application on the symptoms and social appearance anxiety of varicosity patients who were suggested conservative treatment. Method. The study was planned as ... -
Combined effects of oxalic acid treatment and modified atmosphere packaging on postharvest quality of loquats during storage
(TUBITAK SCIENTIFIC & TECHNICAL RESEARCH COUNCIL TURKEY, 2016)Effectiveness of two different (3 mM and 6 mM) concentrations of oxalic acid (OA) application in combination with modified atmosphere packaging (MAP) on skin browning, fruit skin color (L*, a*, b*) values, fruit flesh ... -
Calculation of (p,gamma) and (p,alpha) nuclear reaction cross sections in stars up 10 MeV
(EDP SCIENCES., 2016)In Knowledge of the proton-proton (p-p) chain and CNO cycle are required for the evolution of main sequence stars during the early formation of the universe. In this study, we summarized the excitation functions of (p,gamma) ... -
Estimation of monthly global solar radiation in the eastern Mediterranean region in Turkey by using artificial neural networks
(EDP SCIENCES., 2016)In this study, an artificial neural network (ANN) model was used to estimate monthly average global solar radiation on a horizontal surface for selected 5 locations in Mediterranean region for period of 18 years (1993-2010). ... -
Structural design and analysis of a servo crank press
(ELSEVİER, 2016)Due to precision, flexibility, simplicity in construction, easy control, higher speed and lower energy consumptions, servo presses have recently become popular in metal forming applications. Servo press technology combines ... -
Thermodynamic analysis of a refrigeration system with double evaporators and ejector
(GAZI UNIV,, 2016)In this study, theoretical investigations of double evaporator refrigeration system and with adding an ejector to the current system were carried out using energy and momentum equations. The relative increase in COP with ... -
Experimental detemination of convective heat transfer coefficient during open sun and green- house drying of apple slices
(EDP SCIENCES., 2016)A small scale greenhouse type dryer was designed and tested. Convective heat transfer coefficient of apple slices was identified under open sun at natural convection mode and in greenhouse drying at natural and forced ... -
Calculation of eigenvalues for neutron transport equation using Henyey-Greenstein phase function in slab geometry
(EDP SCIENCES., 2016)Eigenvalues are obtained for one-dimensional steady-state neutron transport equation in slab geometry using Henyey-Greenstein (HG) phase function. Firstly, HG phase function is inserted into neutron transport equation then ... -
Calculations of(n,2n) reaction cross sections for (74,76,78,80,82)se up to 20 MeV
(EDP SCIENCES., 2016)In the present work, the excitation functions of(n,2n) reactions for five isotopes of selenium (74,76,78,80,82Se) are calculated using ALICE/ASH, EMPIRE-3.2.2, PCROSS, and TALYS 1.6 computer codes based on statistical model ... -
Thermodynamic analysis of bi- evaoparator ejector refrigeration cycle using R744 as natural refrigerant
(YILDIZ TECHNICAL UNIV., 2016)Researchers have been focused on refrigerant R744 because it is a natural refrigerant and its Global Warming Potential value is 1. However, coefficient of performance (COP) of refrigeration systems that use R744 as refrigerant ... -
The importance of the different kinds of energy sources for energy future of Turkey
(EDP SCIENCES., 2016)Nowadays, the need of energy has been increasing day by day with the population growth and the advancements of technology. In this study, the current state of nuclear, wind and solar energy on the worldwide has been generally ... -
Novel packing materials for open liquid desiccant system
(ELSEVIER SCIENCE BV, 2016)The objective of this study is to design and test a liquid dehumidification system that can operate with a maximum performance under atmospheric conditions without any mass transfer problems. For this purpose, polycarbonate ... -
Discrete ordinates (S-N) method for the first solution of the transport equation using Chebyshev polynomials
(EDP SCIENCES., 2016)First estimates for the numerical solution of the one-dimensional neutron transport equation for one-speed neutrons in a finite homogeneous slab is studied. The neutrons are assumed to be scattered isotropically through ... -
An investigation on nuclear energy policy in Turkey and public perception
(2017)Turkey, which meets nearly 70 per cent of its energy demands with import, is facing the problems of energy security and current account deficit as a result of its dependence on foreign sources in terms of energy input. It ... -
Investigation of nanofluid flow characteristics and wall stress concentration locations in a 3D channel with sharp edge rectangular ribs
(YILDIZ TECHNICAL UNIV, 2017)Flow regimes in various channels can introduce different responses that interact with inside of channel walls. Hence both flow characteristic and its effect on wall surfaces should be investigated, especially for a new ... -
The Comparative Evaluation of Carbon Mineralization in Soils Contaminated and Uncontaminated with Chromium
(UNIV KEBANGSAAN MALAYSIA, 2017)The environmental risk of Chromium (Cr) pollution is pronounced in soils adjacent to chromate industry. It is important to investigate the functioning of soil microorganisms in ecosystems exposed to long-term contamination ... -
Site Identity and Importance in Cosubstituted Bixbyite In2O3
(MDPI., 2017)The bixbyite structure of In2O3 has two nonequivalent, 6-coordinate cation sites and, when Sn is doped into In2O3, the Sn prefers the b-site and produces a highly conductive material. When divalent/tetravalent cation pairs ... -
Vortex shedding control of circular cylinder by perforated shroud in deep water
(EDP SCIENCES., 2017)The aim of the present study is to control the vortex shedding downstream of a circular cylinder (inner cylinder) by the existence of outer perforated cylinder concentrically located around the inner cylinder in deep water. ...