Search Results - "Ünal, Emin"
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Metamaterial absorber sensor design by incorporating swastika shaped resonator to determination of the liquid chemicals depending on electrical characteristics
Published in Physica. E, Low-dimensional systems & nanostructures (01-10-2019)“…In this work, sensor abilities of the metamaterial absorber based on swastika shaped resonator are developed both theoretically and experimentally at X-band…”
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Optimizing the Gain and Directivity of a Microstrip Antenna with Metamaterial Structures by Using Artificial Neural Network Approach
Published in Wireless personal communications (01-05-2021)“…The purpose of this study is to improve the gain and directivity of the microstrip patch antenna by means of metamaterial (MTM) structures. As it is known,…”
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3
High Sensitive Metamaterial Sensor for Water Treatment Centres
Published in Water, air, and soil pollution (01-12-2019)“…In this study, a high sensitive metamaterial sensor has been designed to detect quality of water for water treatment centre. The water samples have been…”
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Chiral metamaterial-based sensor applications to determine quality of car lubrication oil
Published in Transactions of the Institute of Measurement and Control (01-04-2021)“…Motor oils have to be changed periodically in a period of 10.000–20.000 km according to the motor types. A chiral metamaterial sensor that operates in X band…”
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Experimental verification of phononic crystal based on square arrays of cylindrical holes against seismic vibrations in full-scale systems: modeling, sensing and signal processing of seismic vibrations
Published in Archive of applied mechanics (1991) (01-01-2022)“…In this study, phononic crystals reducing the earthquake effects will be determined and prototypes will be constructed which can give the opportunity to reduce…”
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6
A programmable digital metasurface structure designed using ANN technique
Published in International journal of electronics (02-09-2023)“…In this paper, an 8-bit programmable digital metasurface is designed in the operating frequency range from 4 to 7 GHz. A monopole antenna operating at 5 GHz is…”
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7
Multipurpose chemical liquid sensing applications by microwave approach
Published in PloS one (11-05-2020)“…In this work, a novel sensor based on printed circuit board (PCB) microstrip rectangular patch antenna is proposed to detect different ratios of ethanol…”
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Prevention of Wave Propagation via Circular Arrangement of Seismic Metamaterials Formed with Concrete Piles
Published in Symmetry (Basel) (01-08-2023)“…It is known that the low frequencies of seismic surface waves have a destructive effect. The main purpose of seismic metamaterials is to protect structures…”
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Design of a metamaterial inspired omega shaped resonator based sensor for industrial implementations
Published in Physica. E, Low-dimensional systems & nanostructures (01-02-2020)“…In this study, the omega shaped resonator based sensor structure by inspiring of metamaterial (MTM) concept is presented at X-band frequency regime for…”
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10
Microwave energy harvesting based on metamaterial absorbers with multi-layered square split rings for wireless communications
Published in Optics communications (01-06-2017)“…We propose the design of a multiband absorber based on multi-layered square split ring (MSSR) structure. The multi-layered metamaterial structure is designed…”
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11
Metamaterial based sensor integrating transmission line for detection of branded and unbranded diesel fuel
Published in Chemical physics letters (01-03-2020)“…[Display omitted] •Transmission line integrated metamaterials based liquid sensor.•To determination authentic and inauthentic diesel samples in the microwave…”
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12
Smart monopole antenna with pattern and frequency reconfiguration characteristics based on programmable metasurface
Published in International journal of RF and microwave computer-aided engineering (01-09-2019)“…Metasurfaces having ultrathin and planar structure with sub‐wavelength unit cell, have recently gained significant potential for use thanks to their control…”
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13
Broad-band polarization-independent metamaterial absorber for solar energy harvesting applications
Published in Physica. E, Low-dimensional systems & nanostructures (01-06-2017)“…A novel broad-band polarization-independent with wide-angle metamaterial absorber(MA) is investigated and demonstrated for solar energy harvesting…”
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14
Polarization independent broadband metamaterial absorber for microwave applications
Published in International journal of RF and microwave computer-aided engineering (01-01-2019)“…A new polarization independent broadband metamaterial absorber (MA) structure based on split ring resonators which are loaded with lumped elements and via…”
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15
Soliter Fibröz Tümör; Nadir Bir Göğüs Duvarı Tümörü Olgusu
Published in Sakarya tıp dergisi (16-03-2020)“…Soliter fibröz tümörler sıklıkla plevradan köken alan ender neoplazmlardır. Soliter fibröz tümörün toraks duvarında saptanması son derece enderdir. Ağrısız…”
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Novel Metamaterials-Based Hypersensitized Liquid Sensor Integrating Omega-Shaped Resonator with Microstrip Transmission Line
Published in Sensors (Basel, Switzerland) (10-02-2020)“…In this paper, a new metamaterials-based hypersensitized liquid sensor integrating omega-shaped resonator with microstrip transmission line is proposed…”
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Broad band metamaterial absorber based on wheel resonators with lumped elements for microwave energy harvesting
Published in Optical and quantum electronics (01-05-2018)“…A new metamaterial absorber structure is designed and characterized both numerically and experimentally for microwave energy harvesting applications. The…”
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Artificial neural network approach for locomotive maintenance by monitoring dielectric properties of engine lubricant
Published in Measurement : journal of the International Measurement Confederation (01-10-2019)“…•Spectral analysis results in ppm for metallic elements mixed to the engine lubricant.•Determining maintenance time and/or engine failure of the diesel…”
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Extremely-broad band metamaterial absorber for solar energy harvesting based on star shaped resonator
Published in Optical and quantum electronics (01-07-2017)“…A new metamaterial absorber (MA) is investigated and shown numerically for solar energy harvesting for future solar cell applications. The structure consists…”
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Seismic metamaterials for low-frequency mechanical wave attenuation
Published in Natural hazards (Dordrecht) (01-05-2021)“…In this study, a triangular array of cylindrical holes was shown to function as a local resonator to seismic metamaterials against the vibration generator…”
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