• Monitoring patient dissatisfaction: a methodology based on SERVQUAL scale and statistical process control charts 

  Altuntaş, Serkan; Dereli, Türkay; Kaya, İhsan (Taylor & Francis Online, 2020)

  In this study, a methodology has been suggested to monitor patient dissatisfaction in hospitals. The proposed methodology uses the service quality (SERVQUAL) scale and statistical process control charts, namely standardised ...

• Variance constrained trajectory tracking for tandem-rotor helicopters 

  Şal, Fırat (Emerald Group Publishing Ltd, 2020)

  Purpose This paper aims to present novel results for trajectory tracking of tandem-rotor helicopters via variance-constrained controllers. Design/methodology/approach Regarding these purposes, linearized tandem-rotor ...

• The controllable deposition of large area roll-to-roll sputtered ito thin films for photovoltaic applications 

  Demirhan, Yasemin; Köseoğlu, Hasan; Türkoğlu, Fulya; Uyanık, Zemzem; Özdemir, Mehtap; Aygün, Gülnur; Özyüzer, Lütfi (Pergamon-Elsevier Science, 2020)

  In the present study, using a large area roll-to-roll DC magnetron sputtering system deposition of ITO thin films on polyethylene terephthalate (PET) substrates were achieved. In order to investigate the effect of growth ...

• 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 ...

• An Investigation on Cutting of the MWCNTs-Doped Composite Plates by AWJ 

  Ceritbinmez, Ferhat; Yapıcı, Ahmet (Springer Heidelberg, 2020)

  In this study, cutting of multi-walled carbon nanotubes (MWCNTs)-doped composite sheets by abrasive water jet machining (AWJM) and the effects of the water jet on cut composite materials were analyzed. The influence of ...

• Characterization of chiral metamaterial sensor with high sensitivity 

  Dalgaç, Şekip; Bakır, Mehmet; Karadağ, Faruk; Ünal, Emin; Karaaslan, Muharrem; Sabah, Cumali (Elsevier GmbH, 2020)

  In this study, a chiral metamaterial sensor applications are created by placing asymmetrically two meander line front and back side of the substrate layer. Characterization of the dielectric constant, thickness and loss ...

• Properties and High-Temperature Wear Behavior of Remelted NiCrBSi Coatings 

  Günen, Ali; Çürük, Ahmet (Springer, 2020)

  Remelted NiCrBSi coatings were examined using optical microscopy, scanning electron microscopy, energy dispersive spectroscopy, x-ray diffraction analysis, microhardness and wear testing. After wear tests, the surfaces of ...

• Defining suitable areas for bioclimatic comfort for landscape planning and landscape management in Hatay, Turkey 

  Adıgüzel, Fatih; Çetin, Mehmet; Kaya, Efdal; Şimsek, Mesut; Güngör, Şenay; Bozdoğan, Elif Sert (Springer Wien, 2020)

  This study is based on an area in Hatay, Turkey, and involves examining all weather and climate-related data that can be used to determine its suitability for the bioclimatic comfort. It attempts to explain bioclimatic ...

• Properties and High Temperature Dry Sliding Wear Behavior of Boronized Inconel 718 

  Günen, Ali (Springer, 2020)

  Silicide-free boride layers were grown on Inconel 718 Ni-based superalloy surface at 850 degrees C, 950 degrees C, and 1050 degrees C for 2, 4, 6 hour by the powder pack-boronizing process using nano-sized B4C powders. The ...

• Copolymerization of Azobenzene-bearing Monomer and 3,4-Ethylenedioxythiophene (EDOT): Improved Electrochemical Performance for Electrochromic Device Applications 

  Hacıoğlu, Şerife Özdemir (Springer, 2020)

  In this study, novel electrochromic copolymers of 3,4-ethylenedioxythiophene (EDOT) and (E)-1,2-bis(2-fluoro-4-(4-hexylthiophen-2-yl)phenyl)diazene (M1) with different monomer feed ratios were designed and synthesized ...

• Novel Metamaterials-Based Hypersensitized Liquid Sensor Integrating Omega-Shaped Resonator with Microstrip Transmission Line 

  Abdulkarim, Yadgar I.; Deng, Lianwen; Karaaslan, Muharrem; Altıntaş, Olcay; Awl, Halgurd N.; Muhammadsharif, Fahmi F.; Liao, Congwei; Ünal, Emin; Luo, Heng (Mdpi, 2020)

  In this paper, a new metamaterials-based hypersensitized liquid sensor integrating omega-shaped resonator with microstrip transmission line is proposed. Microwave transmission responses to industrial energy-based liquids ...

• Synthesis of a Multifunctional Quinoxaline and Benzodithiophene Bearing Polymer and Its Electrochromic Device Applications 

  Yaşa, Mustafa; Sürmeli, Seher; Depci, Tolga; Toppare, Levent; Hacıoğlu, Şerife Özdemir (Wiley-V C H Verlag Gmbh, 2020)

  A quinoxaline (Qx) and benzodithiophene (BDT) comprising of random copolymers, namely poly(5-(6-(5-(4,8-bis((2-ethylhexyl)oxy)benzo[1,2-b:4,5-b ']dithiophen-2-yl)-4-(2-ethylhexyl)thiophen-2-yl)-4,8-bis ((2-ethylhexyl)oxy ...

• Microfluidic sensor applications by using chiral metamaterial 

  Dalgaç, Şekip; Bakır, Mehmet; Karadağ, Faruk; Karaaslan, Muharrem; Akgöl, Oğuzhan; Ünal, Emin; Sabah, Cumali (World Scientific Publishing Company, 2020)

  Chiral metamaterial-based sensor is designed for sensing the change in substance ratio of chemical substances when combined with distilled water. These samples have been prepared with 10%, 50% and 90% volume fraction of ...

• Improving a battery charger architecture for electric vehicles with photovoltaic system 

  Yılmaz, Ünal; Türksoy, Ömer; Teke, Ahmet (Wiley, 2020)

  In this study, a two-stage battery charger architecture with high-efficiency, multi-input, and output half-bridge LLC (HBLLC) resonance converter that performs a wide load range is proposed. The first input of the HBLLC ...

• Review of experimental photon-induced Kβ/Kα intensity ratios 

  Daoudi, Salim; Kahoul, Abdelhalim; Aylıkçı, Nuray Küp; Sampaio, Jorge Miguel; Marques, J. P.; Aylıkçı, Volkan; Yassine, Sahnoune; Kasri, Y.; Bahri, Deghfel (Academic Press Inc Elsevier Science, 2020)

  In this paper, we present a compilation of the measured photon-induced K-beta/K-alpha intensity ratio values published in the literature from 1969 to 2018. In the considered period, we found about 1118 values (127 papers) ...

• Selective Copper Recovery with HCl Leaching from Copper Oxalate Material 

  Sarı, Zeynel Abidin; Turan, M. Deniz; Nizamoğlu, Hasan; Demiraslan, Aslıhan; Depci, Tolga (Springer Heidelberg, 2020)

  In this study, recovery of copper from solid material (obtained by leaching of chalcopyrite with oxalic acid in the presence of hydrogen peroxide) with a copper oxalate structure was carried out selectively using HCl. The ...

• Position resolution study at high energies of a sampling electromagnetic calorimeter whose active material is a scintillator with Peroxide-cured polysiloxane base 

  Aydın, Güral; Sarıgül, Mehmet; Sarıgül, Hasan (Elsevier, 2020)

  This study is based on the simulation for the position resolution performances of a sampling electromagnetic calorimeter with a Peroxide-cured polysiloxane based scintillator as an active material. Various algorithms and ...

• Electromagnetic Scattering Properties of MWCNTs/Graphene Doped Epoxy Layered with PVC Nanofiber/E-Glass Composites 

  Özkan, Vildan; Yapıcı, Ahmet; Karaaslan, Muharrem; Akgöl, Oğuzhan (Springer, 2020)

  In this study, composites composed of glass fiber reinforced-epoxy laminates interleaved with electrospun polyvinylchloride (PVC) nano-fibres were designed for radar absorption investigations. The laminated composites which ...

• Metamaterial based sensor integrating transmission line for detection of branded and unbranded diesel fuel 

  Tamer, Ahmet; Karadağ, Faruk; Ünal, Emin; Abdulkarim, Yadgar I.; Deng, Lianwen; Altıntaş, Olcay; Karaaslan, Muharrem (Elsevier, 2020)

  In this paper, a high sensitive metamaterial - based liquid sensor employing microstrip transmission line have been designed and investigated for detection of authentic and inauthentic diesel samples both numerically and ...

• Effect of different cryoprotectants (glycerol, methanol and dimethyl sulfoxide) on post-thaw quality, viability, fertilization ability and DNA damage of cryopreserved nile tilapia (oreochromis niloticus) spermatozoa 

  Bozkurt, Yusuf; Yavaş, İlker; Bucak, Mustafa Numan; Yeni, Deniz (Cryo Letters, 2019)

  BACKGROUND: Cryopreservation of sperm from different fish species requires different protocols. Therefore, it is necessary to perform studies to establish reliable procedures for each species. OBJECTIVE: Experiments were ...

View more