Browsing by Author "Dinçer, Furkan"
Now showing items 1-14 of 14
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90° degrees Polarization rotator and antireflector using meanderline chiral metamaterials: Analytical and numerical approach
Gönülal, Şengül; Karaaslan, Muharrem; Ünal, Emin; Delihacıoğlu, Kemal; Dinçer, Furkan; Tetik, Erkan; Sabah, Cumali (Elsevier GmbH, 2015)We demonstrate theoretically and numerically a chiral slab that can exhibit optical activity, circular dichroism, and antireflection in detail. Copolar and crosspolar transmitted and reflected waves depending on permittivity, ... -
Akaryakıt sektörü için metamalzeme tabanlı sensör tasarımı ve uygulaması
Dinçer, Furkan; Delihacıoğlu, Kemal; Tümkaya, Mehmet Ali; Karaaslan, Muharrem; Sabah, Cumali (Kırıkkale Üniversitesi, 2017)Metamalzemelerin sinyal emilimi, anten, sensör, süper lens vb. birçok uygulama alanı bulunmaktadır. Bu çalışmada ise metamalzemelerin sensör alanındaki önemli uygulamalarından birine değinilmiştir. Bu uygulama, akaryakıt ... -
Dynamic and tunable chiral metamaterials with wideband constant chirality over a certain frequency band
Dinçer, Furkan; Karaaslan, Muharrem; Akgöl, Oğuzhan; Ünal, Emin; Sabah, Cumali (Elsevier GmbH, 2015)We present numerically and experimentally a dynamic chiral metamaterial (MTM) that creates strong optical activity and circular dichroism. The proposed tunable structure has a very simple and more efficient configuration ... -
Dynamical chiral metamaterial with giant optical activity and constant Chirality over a certain frequency band
Karadağ, Faruk; Çömez, İbrahim; Dinçer, Furkan; Bakır, Mehmet; Karaaslan, Muharrem (Applied Computational Electromagnetics Society (ACES), 2016)We demonstrate numerically and experimentally a dynamical chiral metamaterial that uniaxially creates giant optical activity and circular dichroism. In addition, the structure gives a high negative refractive index due to ... -
Electromagnetic energy harvesting and density sensor application based on perfect metamaterial absorber
Bakır, Mehmet; Karaaslan, Muharrem; Dinçer, Furkan; Akgöl, Oğuzhan; Sabah, Cumali (World Scientific Publishing Co. Pte Ltd, 2016)The proposed study presents an electromagnetic (EM) energy harvesting and density sensor application based on a perfect metamaterial absorber (MA) in microwave frequency regime. In order to verify the absorption behavior ... -
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, ... -
New generation chiral metamaterials based on omega resonators with small and smooth chirality over a certain frequency band
Dinçer, Furkan; Akgöl, Oğuzhan; Karaaslan, Muharrem; Ünal, Emin; Demirel, Ekrem; Sabah, Cumali (World Scientific Publishing Co. Pte Ltd, 2016)In this paper, we have designed, simulated and analyzed a new generation chiral metamaterials (MTMs) with two geometries. There are various types of chiral MTM structures in the literature and almost all of them are indented ... -
New generation chiral metamaterials with small and flat chirality over a certain frequency band based on circular split ring resonators for microwave filter applications
Dinçer, Furkan; Akgöl, Oğuzhan; Karaaslan, Muharrem; Ünal, Emin; Demirel, Ekrem; Sabah, Cumali (World Scientific Publishing Co. Pte Ltd, 2016)There are many studies in literature on chiral metamaterials (MTMs) to obtain large chiralities with dynamic optical activities. With this regard, this new generation planar chiral MTM study focuses on a small, non-dispersive ... -
Perfect metamaterial absorber-based energy harvesting and sensor applications in the industrial, scientific, and medical band
Bakır, Mehmet; Karaaslan, Muharrem; Dinçer, Furkan; Delihacıoğlu, Kemal; Sabah, Cumali (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 ... -
Polarization angle independent metamaterial absorber based on circle-shaped resonators with interference theory
Dinçer, Furkan; Karaaslan, Muharrem; Akgöl, Oğuzhan; Ünal, Emin; Sabah, Cumali (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 ... -
Sensitive Metamaterial Sensor for Distinction of Authentic and Inauthentic Fuel Samples
Tümkaya, Mehmet Ali; Dinçer, Furkan; Karaaslan, Muharrem; Sabah, Cumali (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 ... -
Tunable perfect metamaterial absorber and sensor applications
Bakır, Mehmet; Karaaslan, Muharrem; Dinçer, Furkan; Delihacıoğlu, Kemal; Sabah, Cumali (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
Ünal, Emin; Dinçer, Furkan; Tetik, Erkan; Karaaslan, Muharrem; Bakır, Mehmet; Sabah, Cumali (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
Bakır, Mehmet; Delihacıoğlu, Kemal; Karaaslan, Muharrem; Dinçer, Furkan; Sabah, Cumali (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. ...
