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Toplam kayıt 80, listelenen: 51-60
Low-Cost Antenna-Array-Based Metamaterials for Non-Invasive Early-Stage Breast Tumor Detection in the Human Body
(MDPI, 2022)
Microstrip patch antennas have been used in many applications since their appearance. Despite their great promise, their narrow bandwidth and the loss at high-frequency bands have limited their usage in medical applications. ...
Modüler çok seviyeli dönüştürücüler için genelleştirilmiş bir kapasitör gerilim dengeleme şeması ve örnekleme frekansı analizi
(Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi, 2022)
Modüler çok seviyeli dönüştürücüler (MÇD), modüler yapısı ve kaliteli çıkış dalga formu sayesinde endüstriyel
uygulamalarda sıklıkla kullanılmaktadırlar. En yakın seviye modülasyon (ESM) yöntemi MÇD uygulamalarında
tercih ...
Enhanced Sensing Capacity of Terahertz Triple-Band Metamaterials Absorber Based on Pythagorean Fractal Geometry
(MDPI, 2022)
A new design of a triple band perfect metamaterial absorber based on Pythagorean fractal geometry is proposed and analyzed for terahertz sensing applications. The proposed design showed an enhanced sensing performance and ...
Radar Absorber Fabric Design Based on Periodic Arrays of Circular Shaped Conductive Patches
(Celal Bayar University, 2022)
In this study, the design and electrical tests of radar absorber fabric containing an array of circular shaped conductive patches positioned on a neoprene fabric are presented.In the designs, electrical performance of the ...
Microwave Imager Design with 2.46 GHz Microstrip Patch Antennas
(Adıyaman Üniversitesi Fen Bilimleri Dergisi, 2019)
In this study, microwave imager design is aimed by using a series of microstrip patch antennas operating in the 2.46 GHz frequency band. The designed microwave imager has a 24-sided cylindrical shape and includes 5x1 ...
Design, Implementation, and Optimization of Sliding Mode Controller for Automatic Voltage Regulator System
(Institute of Electrical and Electronics Engineers Inc., 2022)
Academic studies on the Automatic Voltage Regulator (AVR) have focused on a linear mathematical model which lacks protective features. A more accurate model of the AVR system includes protective features as described in ...
A Novel Nearest Level Modulation Method with Increased Output Voltage Quality for Modular Multilevel Converter Topology
(Wiley, 2022)
The modular multilevel converter (MMC) topology is gaining more interest because of its modular design, high efficiency, and scalable voltage levels in medium- and high-power industrial applications, where the nearest level ...
Symmetrical and Asymmetrical Breast Phantoms With 3D-Printed Anatomical Structure for Microwave Imaging of Breast Cancer
(Institute of Electrical and Electronics Engineers Inc., 2022)
In this study, various breast phantom (BP) models for microwave breast imaging (MBI) are investigated and the creation and assessment of designed models are presented. Symmetrical and asymmetrical BP models have been ...
A Critical Review on the Impacts of Energy Storage Systems and Demand-Side Management Strategies in the Economic Operation of Renewable-Based Distribution Network
(MDPI, 2022)
Energy storage systems (ESSs) and demand-side management (DSM) strategies have significant potential in providing flexibility for renewable-based distribution networks. Therefore, combining ESSs and DSM strategies with ...
Recognizing Students and Detecting Student Engagement with Real-Time Image Processing
(MDPI, 2022)
With COVID-19, formal education was interrupted in all countries and the importance of distance learning has increased. It is possible to teach any lesson with various communication tools but it is difficult to know how ...