Güncel Gönderiler: Mühendislik ve Doğa Bilimleri Fakültesi
Toplam kayıt 1307, listelenen: 281-300
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A real-time cost optimization of two-section oven system with discrete gradient extremum seeking control: An experimental study in iron and steel industry
(Elsevier, 2023)The heavy industry plants are focused on finding ways to minimize energy costs, which is one of the most significant costs of production. In this paper, a case study on a real oven system used in a steel strip production ... -
Pull-out capacity prediction of sustainable cementitious composites with artificial intelligence and statistical methods
(Wiley, 2023)Concrete is used with reinforcement in structures so adherence gains importance especially in fire scenarios. To contribute production of sustainable concrete, by-products like granulated blast furnace slag, fly ash, and ... -
Modüler çok seviyeli dönüştürücüler için genelleştirilmiş bir kapasitör gerilim dengeleme şeması ve örnekleme frekansı analizi
(Gazi Universitesi, 2023)Modüler çok seviyeli dönüştürücüler (MÇD), modüler yapısı, yüksek verimliliği ve kaliteli çıkış dalga formu sayesinde orta ve yüksek güçlü endüstriyel uygulamalarda sıklıkla kullanılmaktadırlar. MÇD’ler literatürde yer ... -
Dark conduction mechanisms of PTQBDT based heterojunction diode
(Institute of Physics, 2023)Al:LiF/PTQBT:PCBM/PEDOT:PSS/ITO/glass organic-based diode is fabricated with different weight ratios in PTQBT:PCBM active layer. The diodes D1, D2 and D3 are prepared using the precursor solution for spin coating process ... -
Text Mining Approach for Trend Tracking in Scientific Research: A Case Study on Forest Fire
(MDPI, 2023)Scientific studies are increasing day by day with the development of technology. Today, more than 171 billion academic records are made available to researchers via the Web of Science database, which is frequently followed ... -
Investigation on impact and DWTT resistance at low temperatures in Nb and Ti micro alloy steels
(Pamukkale Üniversitesi, 2023)Depending on the climatic conditions in which they are used, new generation petroleum pipe steels come up with the need for high strength and excellent toughness. During the transportation of oil and natural gas, these ... -
Laboratory and numerical investigation of the 2-array submerged vanes in meandering open channel
(American Institute of Mathematical Sciences, 2023)In the case of flooding in rivers, river regulation structures are important since scours occur on the outer meander due to high flow velocities. In this study, 2-array submerged vane structures were investigated which is ... -
Rapid Design of 3D Reflectarray Antennas by Inverse Surrogate Modeling and Regularization
(Institute of Electrical and Electronics Engineers Inc., 2023)Reflectarrays (RAs) exhibit important advantages over conventional antenna arrays, especially in terms of realizing pencil-beam patterns without the employment of the feeding networks. Unfortunately, microstrip RA ... -
Low-Cost and Highly Accurate Behavioral Modeling of Antenna Structures by Means of Knowledge-Based Domain-Constrained Deep Learning Surrogates
(Institute of Electrical and Electronics Engineers Inc., 2023)The awareness and practical benefits of behavioral modeling methods have been steadily growing in the antenna engineering community over the last decade or so. Undoubtedly, the most important advantage thereof is a possibility ... -
A comparative study on daily evapotranspiration estimation by using various artificial intelligence techniques and traditional regression calculations
(American Institute of Mathematical Sciences, 2023)Evapotranspiration is an important parameter to be considered in hydrology. In the design of water structures, accurate estimation of the amount of evapotranspiration allows for safer designs. Thus, maximum efficiency can ... -
Sentiment Analysis in Turkish Question Answering Systems: An Application of Human-Robot Interaction
(Institute of Electrical and Electronics Engineers Inc., 2023)The use of the sentiment analysis technique, which aims to extract emotions and thoughts from texts, has become a remarkable research topic today, where the importance of human-robot interaction is gradually increasing. ... -
A variant of the NSGA II for the speed scaling distributed flow shop scheduling problem with total tardiness minimisation
(IOS Press BV, 2023)In this study, an energy-efficient distributed flowshop scheduling (DFSS) problem with total tardiness minimisation and machine-sequence dependent setup times is addressed. A mixed integer linear programming (MILP) model ... -
Vivaldi Antenna Design With Frequency Selective Surfaces for GPR Applications
(Institute of Electrical and Electronics Engineers Inc., 2023)Due to their high performance qualities, vivaldi antenna designs are employed in numerous communication applications, including ground penetrating radar. Due to its high gain and wide band properties, the Vivaldi antenna ... -
The protective effect of caffeic acid phenethyl ester on cadmium-induced liver toxicity: A histopathological and biochemical study
(Ankara University, 2023)In this study, the changes caused by caffeic acid phenethyl ester (CAPE) in the histopathological and biochemical parameters in the oxidant / antioxidant balance in mice with experimental cadmium toxicity were investigated. ... -
Design and 4E analyses of a novel concentrated solar power sourced multigeneration system using thermochemical cycle, steam Rankine cycle, heat pump and multistage flash distillation as a bottoming cycles
(Inderscience Publishers, 2023)This paper focuses on a novel solar-based multigeneration system designed for the city of Iskenderun in Hatay. The system consists of five subsystems to produce hydrogen, freshwater, electricity and domestic hot water: ... -
Simulation and Modelling of A Solar-Aided Underground Energy Storage System
(Serbian Society of Heat Transfer Engineers, 2023)The significance of energy storage methods and related R and D studies are increasing due to the depletion of fossil fuels, rising energy prices, and growing environmental concerns. Storage of energy means elimination of ... -
Energy, exergy, and exergoeconomic analysis of a general UAV
(Inderscience Publishers, 2023)A 3E - energy, exergy, exergoeconomic - analysis of a rotary wing UAV that is used for general purpose has been accomplished in this study. In the study, a parametric investigation regarding the velocity, altitude and ... -
Ionization-induced optical heterogeneity and ion-like direct emission in 1-nm silicon nanoparticle grains: Prospect for fast optical modulation
(American Institute of Physics Inc., 2022)Silicon, a highly symmetric and homogeneous material, does not exhibit fast optical modulation. Recent classical electrodynamics simulations, however, demonstrated transient optical heterogeneity in silicon nanostructures, ... -
Updated database, semi-empirical and theoretical calculation of Kβ/Kα intensity ratios for elements ranging from 11Na to 96Cm
(Elsevier, 2022)A collection of 1118 experimental K beta/K alpha X-ray intensity ratios induced by photon impact was published recently by Daoudi et al. [1]. There were errors in some tabulated values. These errors are corrected here, as ... -
Microstructural and Tribological Behavior of Pack-Borided Ni-Based Hastelloy C-276 Superalloy
(Springer, 2022)Although the toughness and corrosion resistance of Ni-based superalloys are high due to their face-centered-cubic structure, their surface hardness and, thus, wear resistance are not satisfactory. The boriding process is ...
