Güncel Gönderiler: Elektrik-Elektronik Mühendisliği
Toplam kayıt 297, listelenen: 241-260
-
Linear to left- and right-hand circular polarization conversion by using a metasurface structure
(Cambridge University Press, 2018)By using a metasurface (MS) structure, a linearly polarized wave is converted to circularly polarized waves. Both right- and left-handed circular polarizations (RHCPs and LHCP) are obtained by a simple configuration in the ... -
Broad-band polarization-independent metamaterial absorber for solar energy harvesting applications
(Elsevier, 2017)A novel broad-band polarization-independent with wide-angle metamaterial absorber(MA) is investigated and demonstrated for solar energy harvesting applications. The proposed MA is composed of two metal layers which have ... -
A review of magnetically controlled shunt reactor for power quality improvement with renewable energy applications
(Elsevier, 2017)Renewable energy sources are widely available on Earth; hence they have attracted much interest in both research and practical applications. In the large scale renewable energy system, power quality into the grid, especially ... -
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 ... -
Sensitive Metamaterial Sensor for Distinction of Authentic and Inauthentic Fuel Samples
(Springer, 2017)A metamaterial-based sensor has been realized to distinguish authentic and inauthentic fuel samples in the microwave frequency regime. Unlike the many studies in literature on metamaterial-based sensor applications, this ... -
A Nondestructive Method for Determining Fiber Content and Fiber Ratio in Concretes Using a Metamaterial Sensor Based on a V-Shaped Resonator
(Springer, 2019)A micro sensor based on a V-shaped resonator (VSR) is implemented for the purpose of determining fiber content and ratio in construction materials as a nondestructive method. Concrete is investigated as the construction ... -
Broad band MA-based on three-type resonator having resistor for microwave energy harvesting
(Taylor and Francis Inc., 2017)We proposed metamaterial absorber having multi-type split coin resonator based on resistive loads. The numerical simulation results and experimental measurements indicate that broad band absorption with a ratio over 80% ... -
Multifunctional metamaterial sensor applications based on chiral nihility
(Springer, 2017)In this paper, chiral nihility based pressure, density, temperature and moisture content metamaterial sensor applications are investigated in detail. A "chiral nihility'' medium in which both the permittivity and the ... -
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 ... -
Analysis of the control strategies for fuel saving in the hydrogen fuel cell vehicles
(Elsevier, 2018)A hydrogen fuel cell vehicle requires fuel cells, batteries, supercapacitors, controllers and smart control units with their control strategies. The controller ensures that a control strategy predicated on the data taken ... -
Polarization angle independent metamaterial absorber based on circle-shaped resonators with interference theory
(World Scientific Publishing Co. Pte Ltd, 2015)We theoretically and numerically designed a perfect metamaterial absorber at microwave frequencies. The proposed design has a very simple geometry, wide band properties and provides perfect absorption for all polarization ... -
Metamaterial-based high efficiency portable sensor application for determining branded and unbranded fuel oil
(Indian acad Sciences, 2018)In this study, we have developed an efficient metamaterial (MTM)-based portable fuel oil sensor in order to distinguish branded and unbranded fuel-oil samples. Electromagnetic properties of the fuel-oil samples are ... -
Octagonal Shaped Metamaterial Absorber Based Energy Harvester
(Kaunas University of Technology, 2018)In this study, a novel octagonal shaped metamaterial based broadband absorber is proposed for energy harvesting at WIMAX wireless communication band. The proposal has an absorption of 99.97 % at 5.5 GHz with a bandwidth ... -
Microfluidic and Fuel Adulteration Sensing by Using Chiral Metamaterial Sensor
(The Electrochemical Society, 2018)In this study, Chiral Metamaterial Sensor (CMS), which is designed by utilizing a Split Ring Resonators (SRR) has been employed to reveal the two different types of sensor applications by experimentally and numerically. ... -
A novel adaptive switching method to reduce DC-Link capacitor ripple in PV based grid-connected inverter
(Pergamon-Elsevier Science, 2018)In this paper, the developed switching method has been developed to generate trigger signals for the voltage source inverter (VSI) to reduce the current harmonics on the DC-link capacitor. In the novel switching method, ... -
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. ... -
Perfect metamaterial absorber-based energy harvesting and sensor applications in the industrial, scientific, and medical band
(SPIE-Soc Photo-Optical Instrumentation Engineers, 2015)An electromagnetic (EM) energy harvesting application based on metamaterials is introduced. This application is operating at the the industrial, scientific, and medical band (2.40 GHz), which is especially chosen because ... -
Negative Refraction in Plasma and Magnetic Materials
(Institute of Electrical and Electronics Engineers, 2018)The possibility of negative refractive index in plasma and magnetic materials was considered with a new approach. It is shown that simplification of fundamental equations by neglecting losses leads to losing important ... -
Metamaterial absorber-based multisensor applications using a meander-line resonator
(Society of Photo-Optical Instrumentation Engineers, 2017)A metamaterial (MTM) absorber-based multifunctional sensor is numerically and experimentally realized using meander-line resonators. The proposed sensor device can be used to measure pressure, density, and humidity with ... -
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 ...
