Browsing Makale Koleksiyonu by Title
Now showing items 185-203 of 203
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Theoretical and experimental sensing of bone healing by microwave approach
(Wiley, 2022)A medical imaging system is often required to monitor bone growth or bone healing in patients. X-ray imaging method is one of the most used imaging systems but it affects human health due to the ionizing effect of X-rays ... -
A thermally stable and polarization insensitive square-shaped water metamaterial with ultra-broadband absorption
(Elsevier, 2021)In this paper, square-shaped water metamaterial is reported, which can be used as a perfect absorber for ultra-broadband absorption in the microwave frequency range. Computer Simulation Technology (CST) software was used ... -
Three-Channel Cost Function Based Artificial Bee Colony Algorithm for PID Tuning
(Avrupa Bilim ve Teknoloji Dergisi, 2020)Recently, interest in swarm intelligence optimization techniques (Particle Swarm Optimization, Genetic Algorithm, Tabu Research Algorithm, etc.) has increased and this issue has become the focus of attention especially for ... -
Transfer learning to detect neonatal seizure from electroencephalography signals
(Springer, 2021)This paper offers a solution to the problem of detecting neonatal seizures via a transfer learning technique that judiciously reconstructs pre-trained deep convolution neural networks (p-DCNN), including alexnet, resnet18, ... -
Transmission Line Integrated Metamaterial Based Liquid Sensor
(Electrochemical Society Inc., 2018)In this work, transmission line based metamaterial liquid sensor is proposed to determine the authentic and inauthentic gasoline samples. Proposed structure consists of transmission line integrated metamaterial based ... -
Tree-shaped fractal metamaterial multiband absorber for C- and X-band applications
(Taylor and Francis Ltd., 2022)Recently, multiband metamaterial absorbers have gained considerable attention from research and development communities due to their applications in filtering, stealth, and sensing. However, these multiband absorbers are ... -
Tunable energy harvesting on UHF bands especially for GSM frequencies
(Cambridge University Press, 2018)Metamaterial-based energy harvesting structures operating at GSM goo and GSM 1800 frequency bands have been proposed. The basic structure is composed of four nested U-shaped elements on the front and back side of the ... -
Tunable left-hand characteristics in multi-nested square-split-ring enabled metamaterials
(Central South University of Technology, 2020)Left-hand materials have drawn increasing attention from many disciplines and found widespread application, especially in microwave engineering. A sandwiched metamaterial consisting of multi-nested square-split-ring ... -
Tunable perfect metamaterial absorber and sensor applications
(Springer, 2016)Operation frequencies of traditional metamaterial absorbers are fixed meaning that it is not possible to change that frequency after the fabrication. Therefore, more studies are focused on the design of Tunable metamaterial ... -
Tunable perfect metamaterial absorber design using the golden ratio and energy harvesting and sensor applications
(Springer, 2015)We present the design, characterization, theoretical and experimental verification of a tunable perfect metamaterial absorber (MA) based electromagnetic (EM) energy harvesting and sensor application. We have used the golden ... -
U-shaped frequency selective surfaces for single- and dual-band applications together with absorber and sensor configurations
(Institution of Engineering and Technology, 2016)In this study, the frequency selective surface (FSS), absorbance and sensing applications of new unit cells comprised of single, double and quad U-shaped metallic elements are numerically and experimentally investigated. ... -
An ultrathin and dual band metamaterial perfect absorber based on ZnSe for the polarization-independent in terahertz range
(Elsevier, 2021)In this work, a new metamaterial design is proposed to yield an ultra-thin and dual band metamaterials perfect absorber (MPA) to be operated in the frequency range from 15 to 35 THz. The proposed structure is consisted of ... -
Utilization of a triple hexagonal split ring resonator (SRR) based metamaterial sensor for the improved detection of fuel adulteration
(Springer, 2021)In this work, a triple hexagonal split ring resonator incorporated metamaterial sensor is proposed for the improved detection of fuel adulteration. The proposed metamaterial structure is made of three resonators, acting ... -
A vanadium dioxide-based metamaterial with quatrefoil and circle loaded structure on flexible polyamide substrate for terahertz applications
(Frontiers Media S.A., 2022)In this study, a novel broadband metamaterial (MTM) absorber is proposed, which is based on vanadium dioxide (VO2) resonators coated onto a flexible polyamide substrate. The VO2 resonator is in the form of a quatrefoil and ... -
Wide band fractal-based perfect energy absorber and power harvester
(Wiley, 2019)In this article, a novel wide band polarization and incident angle independent metamaterial absorber (MA) and energy harvesting applications which operates at C (4GHz-8 GHz) and X (8GHz-12 GHz) is proposed. The unit-cell ... -
Wideband metamaterial absorber based on CRRs with lumped elements for microwave energy harvesting
(Taylor & Francis, 2018)A novel metamaterial absorber structure is designed and characterized for microwave energy harvesting. The suggested structure is composed of two circular ring resonators with different dimensions. Due to harvesting ... -
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 ... -
Zero-sequence current injection based power flow control strategy for grid inverter interfaced renewable energy systems
(Taylor & Francis, 2020)This paper deals with an energy management issue for the grid-connected renewable energy sources connected with unbalanced loads. In the gridconnected energy systems, conventional energy management methods are used to ... -
Zinc oxide-tungsten-based pyramids in construction of ultra-broadband metamaterial absorber for solar energy harvesting
(Institution of Engineering and Technology, 2017)A new broadband absorber is investigated for the entire frequency domain of solar light (infrared, visible light and ultraviolet). While current absorbers in the literature have limited operation frequencies, investigated ...
