Güncel Gönderiler: Mühendislik ve Doğa Bilimleri Fakültesi
Toplam kayıt 1307, listelenen: 241-260
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A survey on digital video stabilization
(Springer, 2023)Shakes and jitters are an eventual result of involuntary camera movements during video recording. Digital video stabilization is the elimination of these errors with smart algorithms. This process is usually performed in ... -
Data-Driven Surrogate-Assisted Optimization of Metamaterial-Based Filtenna Using Deep Learning
(MDPI, 2023)In this work, a computationally efficient method based on data-driven surrogate models is proposed for the design optimization procedure of a Frequency Selective Surface (FSS)-based filtering antenna (Filtenna). A Filtenna ... -
Friction Stir Welding of Aluminum in the Aerospace Industry: The Current Progress and State-of-the-Art Review
(MDPI, 2023)The use of the friction stir welding (FSW) process as a relatively new solid-state welding technology in the aerospace industry has pushed forward several developments in different related aspects of this strategic industry. ... -
An Association Between the Intestinal Permeability Biomarker Zonulin and the Development of Diabetic Retinopathy in Type II Diabetes Mellitus
(Turkish Ophthalmology Society, 2023)Objectives: Increased intestinal permeability (IP) and gut microbiota dysbiosis have been implicated in low-grade chronic inflammation, which is an important factor in the pathogenesis of diabetic retinopathy (DR). This ... -
Role of Multi-Walled Carbon Nanotube Addition in Superconducting Properties of Bi2Sr2CaCu2O8+s Glass–Ceramic Superconductors
(Polska Akademia Nauk, 2023)In this work, pure and with 1, 3, 5, 10, and 15 wt% multi-walled carbon nanotube addition Bi2Sr2CaCu2O8+s glass-ceramic materials have been investigated in terms of thermal, structural, mi-crostructural, electrical, and ... -
Optimization of Electrochemical Presodiation Parameters of Na-Ion Full Cells for Stable Solid–Electrolyte Interface Formation: Hard Carbon Rods from Waste Firefighter Suits
(Wiley, 2023)Utilizing the synthetic waste of firefighter costumes, rod-shaped hard carbon materials are effectively produced for the first time with over 99% purity, and their structural properties are evaluated using the appropriate ... -
A new approach to improve some properties of wire arc additively manufactured stainless steel components: Simultaneous homogenization and boriding
(Elsevier, 2023)Arc-directed energy deposition (Arc-DED), also commonly referred to as wire arc additive manufacturing (WAAM), is a cost-effective 3D metal additive manufacturing process in which large metallic parts can be produced due ... -
Investigation of EMI and UV-IR shielding properties of wool and cotton/elastane nanocomposite fabrics
(Springer, 2023)In this study, the electromagnetic interference (EMI) and ultraviolet-infrared (UV-IR) shielding behavior of wool (WO) and cotton/elastane (CO/EL) nanocomposite fabrics have been investigated. The study aims to investigate ... -
Intraday Seasonality and Volatility Pattern: An Explanation with Recurrence Quantification Analysis
(World Scientific, 2023)The Recurrence Quantification Analysis (RQA), a pattern recognition-based time series analysis method, can be successfully utilized for short, nonstationary, nonlinear, and chaotic time series. These RQA measures quantify ... -
Performance and environmental improvements of a geothermal power plant by using structural and operational modification techniques
(Institution of Chemical Engineers, 2023)Performance data from a geothermal power plant that uses a dry-type working fluid (n-Pentane) was evaluated. The experimental working conditions of the geothermal power plant were recorded. By using these recorded data the ... -
A comparative experimental study of geocell and geogrid-reinforced highway base layers under repeated loads
(Taylor and Francis, 2023)This paper presents experimental results of laboratory model tests of geosynthetic reinforced highway base layers subjected to repeated loads. The potential benefit of geocell and geogrid, when used in the base layer as a ... -
Data-driven-based fuzzy control system design for a hybrid electric vehicle
(Springer, 2023)A well-designed energy management system plays a crucial role in increasing fuel efficiency and reducing polluting emissions in dual-power hybrid electric vehicles (HEVs), which are an intermediate stage in the transition ... -
Designs of Particle-Swarm-Optimization-Based Intelligent PID Controllers and DC/DC Buck Converters for PEM Fuel-Cell-Powered Four-Wheeled Automated Guided Vehicle
(MDPI, 2023)For automatic guided vehicles (AGVs), maximizing the operating time with maximum energy efficiency is the most important factor that increases work efficiency. In this study, the fuel-cell-powered AGV (FCAGV) system was ... -
The mechanical effect of functionalization in laminated composite material
(Emerald Publishing, 2023)PurposeThis study aims to systematically compare the effect of increasing fiber-matrix interface adhesion and matrix toughness in layered composite materials. Design/methodology/approachSilane ((3-glycidyloxypropyl) ... -
Investigation into microstructures and properties of AISI 430 ferritic steel butt joints fabricated by GMAW
(Elsevier, 2023)Heat input is extremely important for achieving joints with high mechanical properties in ferritic stainless steels. Thus, one of the objectives of this study is to show the effect of heat input on microstructural evolution ... -
Trapezoidal reference-based single carrier pulse width modulation method for multilevel converters with novel FPGA implementation
(Elsevier, 2023)Recent attention has focused on trapezoidal reference-based pulse width modulation (PWM) schemes in multilevel converters (MLCs) with easier implementation and better harmonic performance. Nevertheless, these studies utilize ... -
Editorial: Modeling and numerical simulations with differential equations in mathematical biology, medicine, and the environment
(Frontiers Media, 2023)nt The main objective of this Research Topic has been to bring academics, engineers, researchers and scientists to share recent ideas, methods, trends, problems and solutions in mathematical biology, medicine and the ... -
A new hybrid meta-heuristic optimization method for predicting UTS for FSW of Al/Cu dissimilar materials
(SAGE Publications, 2023)Joining of aluminum (Al) and copper (Cu) materials used in aerospace, automotive, chemistry, nuclear, electrical-electronic and energy sector with traditional fusion welding methods has some negative consequences. One of ... -
Artificial intelligence based active and reactive power control method for single-phase grid connected hydrogen fuel cell systems
(Elsevier, 2023)In grid-connected power generation systems, power factor fluctuations caused by non-linear power circuits used between the grid and source should be controlled with the help of voltage source inverters (VSI). In addition, ... -
Investigation of the effect of curing and high temperature on the strength of copolymer added geopolymer mortars
(Taylor and Francis, 2023)Cracks that occur in geopolymer mortars under the influence of high temperature cause a decrease in strength. In this study, ethylene and methyl-acrylate copolymer-based phase change material added (5%, 10% and 15% by mass) ...
