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Toplam kayıt 3474, listelenen: 2263-2282
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A novel nomogram and a simple scoring system for urinary leakage after percutaneous nephrolithotomy
(Brazilian Soc Urol, 2022)Introduction: The present study aimed to investigate the factors of prolonged urinary leakage (PUL) after percutaneous nephrolithotomy (PCNL) and develop a new and simple scoring system to predict it. Patients and Methods: ... -
A Novel Parameter Identification Method for Single-Phase Transformers by Using Real-Time Data
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2014)Equivalent circuit parameters of transformers are related to the condition of their windings. Information concerning winding deformations, failures, and temperature can be acquired by monitoring these parameters. Methods ... -
Novel pH-responsive mixed-charge copolymer brushes based on carboxylic acid and quaternary amine monomers
(WILEY-BLACKWELL, 2013)In this study, we report on the fabrication of tunable mixed-charged copolymer brushes consisting of negatively charged carboxylic acid monomer (4-vinylbenzoic acid, VBA) and positively charged quaternary amine monomer ... -
A novel pipeline on medical object detection for bias reduction: Preliminary study for brain MRI
(Institute of Electrical and Electronics Engineers Inc., 2021)Medical object detection is one of the important methods used in the detection and diagnosis of diseases. In this study, a solution was sought for a bias problem that was not noticed in the testing environment from object ... -
A novel polyp segmentation approach using U-net with saliency-like feature fusion
(Elsevier, 2023)Polyps that pose a serious threat to human life, some of which are not detectable during a colonoscopy. This situation not only reduces the quality of life but also significantly raises healthcare costs. Polyp detection ... -
A novel version of slime mould algorithm for global optimization and real world engineering problems Enhanced slime mould algorithm
(Elsevier, 2022)The slime mould algorithm is a stochastic optimization algorithm based on the oscillation mode of nature's slime mould, and it has effective convergence. On the other hand, it gets stuck at the local optimum and struggles ... -
A novelty optimization approach for drilling of CFRP nanocomposite laminates
(SPRINGER LONDON LTD, 2019)Numerous problems are encountered in drilling of carbon fiber-reinforced polymer composite materials (CFRP) such as delamination, tool wear etc. Delamination has been recognized as a major damage encountered when drilling ... -
Null Cartan curve variations in 3D semi-Riemannian manifold
(Hacettepe Univ, Fac Sci, 2021)The aim of this study is to investigate the variations of the Bishop frame curvatures for null Cartan curves in semi-Riemannian manifolds. The Killing equations in terms of the variations of the Bishop curvatures along the ... -
NUMERICAL ANALYSIS OF TEMPERATURE, SCREWING MOMENT AND THRUST FORCE USING FINITE ELEMENT METHOD IN BONE SCREWING PROCESS
(WORLD SCIENTIFIC PUBL CO PTE LTD, 2017)In this study, the bone screwing process carried out with M3.5 cortex screw for stabilization after reduction of femur shaft fracture was investigated both experimentally and numerically. The numerical analyses were performed ... -
A NUMERICAL AND STATISTICAL APPROACH OF DRILLING PERFORMANCE ON MACHINING OF Ti-6Al-4V ALLOY
(World Scientific Publ Co Pte Ltd, 2022)Drilling, which constitutes one third of the machining operations, is widely used in many areas of the manufacturing industry. Various difficulties are encountered in the drilling process since the chip is formed in a ... -
NUMERICAL INVESTIGATION OF HEAT TRANSFER IMPROVEMENT OF A DOUBLE PIPE HEAT EXCHANGER WITH KOCH SNOWFLAKE FRACTAL AND LONGITUDINAL FIN DESIGNS
(Begell House Inc., 2022)The effects of the inner pipe design of a double pipe heat exchanger (DPHE) on the thermal performance were numerically investigated by using a three-dimensional computational fluid dynamics (CFD) method under various ... -
NUMERICAL INVESTIGATION OF HEAT TRANSFER IMPROVEMENT OF A DOUBLE PIPE HEAT EXCHANGER WITH KOCH SNOWFLAKE FRACTAL AND LONGITUDINAL FIN DESIGNS
(Begell House Inc, 2022)The effects of the inner pipe design of a double pipe heat exchanger (DPHE) on the thermal performance were numerically investigated by using a three-dimensional computational fluid dynamics (CFD) method under various ... -
Numerical investigation of influence of cross-sectional dimensions of flow channels on pem fuel cell performance
(Erol Kurt, 2021)Proton exchange membrane fuel cell (PEMFC) has acquired increasing importance because of operating at higher efficiency and producing environmentally friendly power at low temperatures over the past decade. Flow channel ... -
Numerical Investigation of the Effect of Variable Baffle Spacing on the Thermal Performance of a Shell and Tube Heat Exchanger
(MDPI AG, 2017)In this present study, numerical and theoretical analysis were both used to investigate the effect of the variable baffle spacing on the thermal characteristics of a small shell and tube heat exchanger. The numerical study ... -
Numerical solution of linear and nonlinear Fredholm integral equations by using weighted mean-value theorem
(SPRINGER INTERNATIONAL PUBLISHING AG, 2016)Mean value theorems for both derivatives and integrals are very useful tools in mathematics. They can be used to obtain very important inequalities and to prove basic theorems of mathematical analysis. In this article, a ... -
NUMERICAL SOLUTION OF NATURAL CONVECTIVE HEAT TRANSFER UNDER MAGNETIC FIELD EFFECT
(SCIENDO, 2019)In this study, non-Newtonian pseudoplastic fluid flow equations for 2-D steady, incompressible, the natural convective heat transfer are solved numerically by pseudo time derivative. The stability properties of natural ... -
Nursing Students' Spiritual/Religious Coping Strategies Dealing With First Experience of Witnessing Death During Clinical Practices
(Sage Publications Inc, 2023)This study aims at determining spiritual/religious coping strategies of nursing students dealing with the first experience of witnessing death during clinical practices. One of the qualitative research approaches, a ... -
Nutrient Concentrations and Nutrient Ratios of Rhododendron ponticum Litter Along an Elevational Gradient
(FOUNDATION ENVIRONMENTAL PROTECTION & RESEARCH-FEPR, 2014)Litter is an important component of organic matter replenishment. Rhododendron ponticum L. is an important understory deciduous shrub species of Fagus orientalis Lipsky Forests in the Western Black Sea region. The goal of ... -
Nutrient Concentrations and Nutrient Ratios of Rhododendron ponticum Litter Along an Elevational Gradient
(2014)Ölü örtü, organik maddenin yenilenmesinde önemli bir bileşendir. Rhododendron ponticum L. Batı KaradenizBölgesinde Fagus orientalis Lipsky ormanlarının altındaki önemli bir yaprak döken çalı türüdür. Buçalışmanın amacı, ...
