Yazar "0000-0003-3237-4392" için listeleme
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Broad band metamaterial absorber based on wheel resonators with lumped elements for microwave energy harvesting
Karaaslan, Muharrem; Bağmancı, Mehmet; Ünal, Emin; Akgöl, Oğuzhan; Altıntaş, Olcay; Sabah, Cumali (Springer, 2018)A new metamaterial absorber structure is designed and characterized both numerically and experimentally for microwave energy harvesting applications. The proposed structure includes four wheel resonators with different ... -
Design of a Dual Band Metamaterial Absorber for Wi-Fi Bands
Alkurt, Fatih Özkan; Bağmancı, Mehmet; Karaaslan, Muharrem; Bakır, Mehmet; Altıntaş, Olcay; Karadağ, Faruk; Akgöl, Oğuzhan; Ünal, Emin (American Institute of Physics Inc., 2018)The goal of this work is to design and fabrication of a dual band metamaterial based absorber for Wireless Fidelity (Wi-Fi) bands. Wi-Fi has two different operating frequencies such as 2.45 GHz and 5 GHz. A dual band ... -
Design of a metamaterial inspired omega shaped resonator based sensor for industrial implementations
Altıntaş, Olcay; Aksoy, Murat; Ünal, Emin (Elsevier, 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 industrial purpose both numerically and experimentally. Four distinguishing ... -
Design of a wide band metasurface as a linear to circular polarization converter
Altıntaş, Olcay; Ünal, Emin; Akgöl, Oğuzhan; Karaaslan, Muharrem; Karadağ, Faruk; Sabah, Cumali (World Scientific Publishing Co. Pte Ltd, 2017)In this paper, we present a wide band metasurface (MS) polarization converter which converts a linearly polarized signal to a right-handed or left-handed circularly polarized signal both numerically and experimentally. The ... -
Design of metasurface polarization converter from linearly polarized signal to circularly polarized signal
Akgöl, Oğuzhan; Ünal, Emin; Altıntaş, Olcay; Karaaslan, Muharrem; Karadağ, Faruk; Sabah, Cumali (Elsevier GmbH, 2018)In this study, we both numerically and experimentally present a metasurface (MS) polarization converter to transform linearly polarized signal into circularly polarized one. The unit cell consists of two rectangular metallic ... -
Enhancement of image quality by using metamaterial inspired energy harvester
Alkurt, Fatih Özkan; Altıntaş, Olcay; Özaktürk, Melikşah; Karaaslan, Muharrem; Akgöl, Oğuzhan; Ünal, Emin; Sabah, Cumali (Elsevier, 2020)Metamaterial energy harvester based subwavelength imaging structure is presented. Besides, 2x2 array patch antenna is designed to create incident radiated signal towards the proposed harvester structure. Harvested energy ... -
Fluid, Strain and Rotation Sensing Applications by Using Metamaterial Based Sensor
Altıntaş, Olcay; Aksoy, Murat; Akgöl, Oğuzhan; Ünal, Emin; Karaaslan, Muharrem; Sabah, Cumali (Electrochemical Society Inc., 2017)We propose a design of a metamaterial based sensor to be used in various applications including micro-fluid, strain and rotation sensing. The structure has a simple geometry composed of a single circular split ring resonator ... -
Linear to left- and right-hand circular polarization conversion by using a metasurface structure
Akgöl, Oğuzhan; Altıntaş, Olcay; Ünal, Emin; Karaaslan, Muharrem; Karadağ, Faruk (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 ... -
Metamaterial absorber-based multisensor applications using a meander-line resonator
Akgöl, Oğuzhan; Altıntaş, Olcay; Dalkılınç, Elif Eda; Ünal, Emin; Karaaslan, Muharrem; Sabah, Cumali (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 ... -
Microfluidic and Fuel Adulteration Sensing by Using Chiral Metamaterial Sensor
Bakır, Mehmet; Karaaslan, Muharrem; Ünal, Emin; Karadağ, Faruk; Alkurt, Fatih Özkan; Altıntaş, Olcay; Dalgaç, Şekip; Sabah, Cumali (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. ... -
Multi-band polarization independent cylindrical metamaterial absorber and sensor application
Dinçer, Furkan; Karaaslan, Muharrem; Çolak, Şule; Tetik, Erkan; Akgöl, Oğuzhan; Altıntaş, Olcay; Sabah, Cumali (World Scientific Publishing Co. Pte Ltd, 2016)A multi-band perfect metamaterial absorber (MA) based on a cylindrical waveguide with polarization independency is numerically presented and investigated in detail. The proposed absorber has a very simple configuration, ... -
Sensory applications of resonator based metamaterial absorber
Bakır, Mehmet; Karaaslan, Muharrem; Akgöl, Oğuzhan; Altıntaş, Olcay; Ünal, Emin; Sabah, Cumali (Elsevier GmbH, 2018)Metamaterials are attractive media for scientific society for their potential multi-functional and a wide range of applications due to their unusual electromagnetic properties. In this paper, we present several important ... -
A Split Meander Line Resonator-Based Permittivity and Thickness Sensor Design for Dielectric Materials with Flat Surface
Altıntaş, Olcay; Aksoy, Murat; Ünal, Emin; Karakaşlı, Fatoş; Karaaslan, Muharrem (Springer, 2018)A metamaterial-based permittivity and thickness sensor structure for dielectric substrate material has been proposed at the X band frequency regime. The sensor structure is designed by using a split meander line type ... -
Transmission Line Integrated Metamaterial Based Liquid Sensor
Tamer, Ahmet; Alkurt, Fatih Özkan; Altıntaş, Olcay; Karaaslan, Muharrem; Ünal, Emin; Akgöl, Oğuzhan; Karadağ, Faruk; Sabah, Cumali (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 ... -
Wideband metamaterial absorber based on CRRs with lumped elements for microwave energy harvesting
Bağmancı, Mehmet; Karaaslan, Muharrem; Altıntaş, Olcay; Karadağ, Faruk; Tetik, Erkan; Bakır, Mehmet (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 ...