Güncel Gönderiler: Fakülteler
Toplam kayıt 1807, listelenen: 841-860
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Top ve çubuk sistemi için kaskad denetleyici parametrelerinin meta-sezgisel algoritmalarla optimizasyonu
(Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi, 2021)Öz:Bu çalışmada top ve çubuk sistemi için kaskad PD+P kontrolcü katsayıları meta-sezgisel algoritmalar kullanılarak optimize edilmiştir. Laboratuvar ortamında birçok sistemin benzetiminin elde edilmesini sağlayan top ve ... -
Apostol type (p, q)-Frobenius–Eulerian polynomials and numbers
(Springer, 2021)The main purpose of this paper is to introduce Apostol type (p, q)-Frobenius–Eulerian numbers and polynomials and investigate some of their basic identities and properties including addition theorems, difference equations, ... -
Significant enhancement of superconducting performances of Bi-2212 fibers through combined sodium substitution and LFZ process
(Springer, 2021)This paper reports the microstructure, magnetoresistivity, electrical and superconducting properties of Bi-2212 fibers with Na+ ions incorporated into a superconducting matrix prepared by a polymer solution method and ... -
Microstructure and mechanical properties of gas metal arc welded AISI 430/AISI 304 dissimilar stainless steels butt joints
(IOP Publishing, 2021)Nowadays, there is an increasing demand for the use of joining dissimilar metals in various industrial applications owing to the economic benefits and better joint performance. Ferritic stainless steel grades is a good ... -
Microhydrogen production with water splitting from daily used waste aluminum
(Elsevier, 2021)In this study, different types of waste aluminum produced in daily life and their pure equivalents were evaluated and compared in terms of their hydrogen generation performance through the water-splitting reaction. An ... -
In silico and in vitro assessment of androgen receptor antagonists
(Elsevier, 2021)There is a growing concern for male reproductive health as studies suggest that there is a sharp increase in prostate cancer and other fertility related problems. Apart from lifestyle, pollutants are also known to negatively ... -
A deep learning architecture for identification of breast cancer on mammography by learning various representations of cancerous mass
(Springer, 2021)Deep Learning (DL) is a high capable machine learning algorithm with the detailed analysis abilities on images. Although DL models achieve very high classification performances, the applications are trending on using and ... -
A comprehensive analysis of weighting and multicriteria methods in the context of sustainable energy
(Springer, 2021)This study presents a comprehensive and comparative analysis of weighting and multiple attribute decision-making (MADM) methods in the context of sustainable energy. As the selection problems of energy involve various ... -
A Comparative Analysis of Dropout Prediction in Massive Open Online Courses
(Springer, 2021)Massive open online courses (MOOCs) provide a valuable learning platform for global learners. They are extensively utilized by an increasing number of people from all over the world due to their remarkable features, including ... -
A modified energy management scheme to support phase balancing in grid interfaced photovoltaic/fuel cell system
(Ain Shams University, 2021)This paper presents improved energy management for grid-inverter of a hybrid photovoltaic (PV)/fuel cell (FC) energy system with unbalanced sensitive loads. In the system, unbalanced loads draw unbalanced currents at each ... -
The effect of hexagonal nano boron nitride on mechanical performances and machinability behaviors of basalt fabric reinforced epoxy composites
(SAGE Publications, 2021)The aim of this work is to investigate the effect of the hexagonal nano boron nitride (h-BN) doped epoxy on the mechanical performances and machinability behaviors of basalt fiber (BF) composites. The h-BN has used as a ... -
Risk ranking of maintenance activities in a two-stroke marine diesel engine via fuzzy AHP method
(Elsevier, 2021)Maintenance activities in ship machineries are of vital importance due to economical and operational requirements. Most of ships in commercial activities have two-stroke marine diesel engines (MDEs) in the propulsion ... -
Enerji etkin ve sıra bağımlı hazırlık süreli tek makine çizelgeleme problemi için tavlama benzetimi algoritması tabanlı hibrit sezgisel çözüm önerisi
(Gazi Üniversitesi, 2021)Artan karbondioksit emisyonu ve enerji tüketimi, enerji etkin çizelgeleme problemlerine ilgiyi arttırmıştır. Bu çalışmada çok amaçlı enerji etkin tek makine çizelgeleme probleminde enerji tasarrufunun sağlanması amacıyla ... -
Energy, exergy, economy and environmental (4E) analysis and optimization of single, dual and triple configurations of the power systems: Rankine Cycle/Kalina Cycle, driven by a gas turbine
(Elsevier, 2021)Improving the overall efficiency of a present power system has significant importance as much as developing renewable energy systems. Because, there are many constructed power systems, which damages the environment by ... -
Wideband Microwave Absorber Comprising Metallic Split-Ring Resonators Surrounded With E-Shaped Fractal Metamaterial
(Institute of Electrical and Electronics Engineers Inc., 2021)A specially designed metallic E-shaped fractal-based perfect metamaterial absorber (PMA) with fairly wideband absorptivity in the K- and Ka-bands of the microwave regime was investigated. The PMA top surface is comprised ... -
Initiated Chemical Vapor Deposition (iCVD) Functionalized Polylactic Acid-Marine Algae Composite Patch for Bone Tissue Engineering
(MDPI, 2021)The current study aimed to describe the fabrication of a composite patch by incorporating marine algae powders (MAPs) into poly-lactic acid (PLA) for bone tissue engineering. The prepared composite patch was functionalized ... -
Microstructure and mechanical properties of borided CoCrFeNiAl0.25Ti0.5 high entropy alloy produced by powder metallurgy
(Elsevier, 2021)CoCrFeNiAl0.25Ti0.5 high entropy alloy alloys (HEA), produced by powder metallurgy were subjected to boriding to improve their mechanical properties. Sintering was carried out at 1200 degrees C for 2 h in Ar, and boriding ... -
Hypersensitized Metamaterials Based on a Corona-Shaped Resonator for Efficient Detection of Glucose
(MDPI, 2021)In this work, a new design for a real-time noninvasive metamaterial sensor, based on a corona-shaped resonator, is proposed. The sensor was designed numerically and fabricated experimentally in order to be utilized for ... -
Monopole antenna integrated cavity resonator for microwave imaging
(SPIE, 2021)We present a system that displays an image of any metal structure in a scene by the use of microwave radiation from a cavity resonator in a 10-GHz frequency band. An 80 mm x 80 mm mushroom-like electromagnetic band gap ... -
Investigation and prediction of viscosity of spud type drilling muds added barite, calcium carbonate and olivine by artificial neural networks with limiting data
(Parlar Scientific Publications, 2021)Drilling is one of the most common methods for the production of hydrocarbon or geothermal sources. Success of drilling operations depend on the mechanical and thermal properties of drilling mud. Since ensure direct connect ...
