• First-Principle Investigations of (Ti1-xVx)(2)FeGa.lloys. A Study on Structural, Magnetic, Electronic, and Elastic Properties 

  Örnek, O.; Iyigor, A.; Meriç, A. S.; Canlı, M.; Ozduran, M.; Arıkan, N. (Maık Nauka/Interperıodıca/Sprınger, 2021)

  The structural, magnetic, electronic and elastic properties of ternary and quaternary (Ti1-xVx)(2)FeGa alloys with inverse-Heusler (XA) structure were investigated at x = 0, 0.25, 0.50, 0.75, and 1. The crystal structures ...

• Reactive Extrusion of Recycled Polycarbonate Using Chain Extenders 

  Tuna, Başak (Maık Nauka/Interperıodıca/Sprınger, 2023)

  Electronic waste (e-waste) problem becomes more critical due to increasing demand on upgrading of electrical-electronic devices in accordance with the latest technology nowadays. Polycarbonate (PC) is one of the most used ...

• Advanced tunability of optical properties of CdS/ZnSe/ZnTe/CdSe multi-shell quantum dot by the band edge engineering 

  Koç, Fatih; Kavruk, Ahmet Emre; Sahin, Mehmet (Elsevier, 2023)

  In this study, the advanced manipulability of wave functions in a type-II multi-shell hetero-nanostructure (MS-HNS) and the tunability of radiative exciton lifetime over a wide range with and/or without changing in transition ...

• Conceptual Design and Sensitivity Analysis of MRI Magnets from REBCO HTS Tapes 

  Boran, Yakup; Kara, Hüsnü; İnanır, Fedai; Yıldız, Şükrü (Institute of Electrical and Electronics Engineers Inc., 2022)

  An actively shielded wide-bore magnet system has been designed for magnetic resonance imaging. The gradient-based optimization solver of COMSOL Multiphysics has been used to obtain an optimum geometrical arrangement of ...

• 11-Hydroxyundecyl octadecyl disulfide self-assembled monolayers on Au(1 1 1) (vol 311, pg 643, 2014) 

  Albayrak, Erol; Karabuga, Semistan; Bracco, Gianangelo; Danisman, M. Fatih (ELSEVIER SCIENCE BV, 2014)

  …

• Helium diffraction study of pentacene films on Au(111) 

  Albayrak, E.; Danisman, M. F. (ELSEVIER, 2014)

  Here we present a helium atom diffraction study of pentacene films on Au(1 1 1) surface prepared by supersonic molecular beam deposition. Though investigated parameter space was limited no significant difference between ...

• Helium Diffraction Study of Low Coverage Phases of Mercaptoundecanol and Octadecanethiol Self-Assembled Monolayers on Au(111) Prepared by Supersonic Molecular Beam Deposition 

  Albayrak, Erol; Danisman, M. Fatih (AMER CHEMICAL SOC, 2013)

  Thiol self-assembled monolayers (SAMs) on Au(III) are ubioquitous systems for surface functionalization. While these systems have been studied extensively in the past there are a still points that need further investigation ...

• Magnetization of Gd diffused YBa2Cu3O7-x superconductor: Experiment and theory 

  Inanir, F.; Yildiz, S.; Ozturk, K.; Celebi, S. (IOP PUBLISHING LTD, 2013)

  The magnetization of Gd diffused YBa2Cu3O7-x is measured by a vibrating sample magnetometer (VSM) at selected temperatures (5, 25, 50, 77 K). The experimental results for the magnetization are analyzed in the critical state ...

• 11-Hydroxyundecyl octadecyl disulfide self-assembled monolayers on Au(111) 

  Albayrak, Erol; Karabuga, Semistan; Bracco, Gianangelo; Danisman, M. Fatih (ELSEVIER, 2014)

  Here, we report a helium atom diffraction study of 11-hydroxyundecyl octadecyl disulfide (CH3-(CH2)(17)-S-S-(CH2)(11)-OH, HOD) self-assembled monolayers (SAMs) produced by supersonic molecular beam deposition (SMBD). Two ...

• Investigation of the deposition and thermal behavior of striped phases of unsymmetric disulfide self-assembled monolayers on Au(111): The case of 11-hydroxyundecyl decyl disulfide 

  Albayrak, Erol; Karabuga, Semistan; Bracco, Gianangelo; Danisman, M. Fatih (AMER INST PHYSICS, 2015)

  Self-assembled monolayers (SAMs) of unsymmetric disulfides on Au(111) are used to form mixed SAMs that can be utilized in many applications. Here, we have studied 11-hydroxyundecyl decyl disulfide (CH3-(CH2)(9)-S-S-(CH2)(11)-OH, ...

• Influences of Ferromagnetic Substrate on Microwave Surface Resistance of Type-II Superconductors 

  Yildiz, S.; Inanir, F.; Cicek, A. (SPRINGER, 2015)

  The influence of a ferromagnetic substrate on microwave surface resistance of high-temperature superconductors is numerically studied through finite element method computations. For a superconductor with a ferromagnetic ...

• Fe doped TiO2 thin film as electron selective layer for inverted solar cells 

  Kosemen, Arif; Kosemen, Zuhal Alpaslan; Canimkubey, Betul; Erkovan, Mustafa; Basarir, Fevzihan; San, Sait Eren; Ornek, Osman (PERGAMON-ELSEVIER SCIENCE LTD, 2016)

  Inverted P3HT:PCBM based organic solar cells were fabricated by using Fe2+ doped TiO2 films as electron selective layer. Pure and Fe2+ doped TiO2 films were prepared by sol gel method and the optical as well as the structural ...

• A Novel Method for Numerical Analysis of Microwave Surface Resistance of Type-II Superconductors 

  Yildiz, Sukru; Inanir, Fedai; Cicek, Ahmet (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2016)

  Microwave surface resistance of type-II superconductors is investigated via the finite-element method by calculating the electromagnetic field distribution within a superconductor. The software allows changing the geometrical ...

• Two-Dimensional Finite-Element Analysis of Pinning-Induced Stress in HTS Power Transmission Cables Made of 2G Superconducting Tapes With and Without Magnetic Substrate 

  Erdogan, Muzaffer; Yildiz, Sukru; Cicek, Ahmet; Inanir, Fedai (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2016)

  In a two-layer superconducting cable, we numerically investigated the effect of magnetic properties and alignment of the substrates of the tapes on the stress distribution induced by a very high transported electric current. ...

• Structural, electronic, elastic, thermodynamic and phonon properties of LaX (X = Cd, Hg and Zn) compounds in the B2 phase 

  Ornek, Osman; Arikan, Nihat (WORLD SCIENTIFIC PUBL CO PTE LTD, 2016)

  The ab initio computations have been performed to examine the structural, elastic, electronic and phonon properties of cubic LaX (X = Cd, Hg and Zn) compounds in the B2 phase. The optimized lattice constants, bulk modulus, ...

• Numerical study of AC loss of two-layer HTS power transmission cables composed of coated conductors with a ferromagnetic substrate 

  Yildiz, Sukru; Inanir, Fedai; Cicek, Ahmet; Gomory, Fedor (TUBITAK SCIENTIFIC & TECHNICAL RESEARCH COUNCIL TURKEY, 2017)

  This work includes the simulation of hysteretic AC losses in two-layer HTS power transmission cables made of second-generation high-temperature superconducting tapes with a ferromagnetic substrate subject to an oscillating ...

• Study of the helium cross-section of unsymmetric disulfide self-assembled monolayers on Au(111) 

  Albayrak, Erol; Karabuga, Semistan; Bracco, Gianangelo; Danisman, M. Fatih (ELSEVIER, 2016)

  We have investigated the formation of self-assembled monolayers (SAMs) of 11-hydroxyundecyl decyl disulfide (CH3-(CH2)(9)-S-S-(CH2)(11)-OH, HDD) and 11-hydroxyundecyl octadecyl disulfide (CH3-(CH2)(17)-S-S-(CH2)(11) -OH, ...

• Mechanical and dynamical properties of Co3Al and Co3Ta alloys in L1(2) phase 

  Ornek, Osman; Iyigor, Ahmet; Arikan, Nihat (GAZI UNIV, FAC ENGINEERING ARCHITECTURE, 2017)

  The structural, elastic, electronic and vibrational properties of Co3Al and Co3Ta alloys with density functional theory have been investigated. The lattice constants, bulk modulus and its pressure derivative are evaluated ...

• A Comparative Study of AC Transport and Eddy Current Losses for Coil Made of HTS Tapes Coated with Copper Stabilizer 

  Erdogan, Muzaffer; Tunc, Serhat; Yildiz, Sukru; Inanir, Fedai (SPRINGER, 2017)

  In this work, the evaluation of AC loss of the pancake coils wound by HTS-coated conductors, by employing the finite element method in 2D, is presented. The transport current loss of the superconducting tape and the eddy ...

• Performance enhancement of inverted type organic solar cells by using Eu doped TiO2 thin film 

  Ornek, Osman; Kosemen, Zuhal Alpaslan; Ozturk, Sadullah; Canimkubey, Betul; Findik, Saban; Erkovan, Mustafa; Kosemen, Arif (ELSEVIER, 2017)

  In the present work, europium (Eu) has been used as a dopant element in titanium dioxide (TiO2) crystal structure to enhance the photovoltaic performance of the inverted type organic solar cells fabricated with TiO2 thin ...

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