Başlık için Metalurji ve Malzeme Mühendisliği listeleme
Toplam kayıt 21, listelenen: 1-20
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11-Hydroxyundecyl octadecyl disulfide self-assembled monolayers on Au(1 1 1) (vol 311, pg 643, 2014)
(ELSEVIER SCIENCE BV, 2014)… -
11-Hydroxyundecyl octadecyl disulfide self-assembled monolayers on Au(111)
(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 ... -
Advanced tunability of optical properties of CdS/ZnSe/ZnTe/CdSe multi-shell quantum dot by the band edge engineering
(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 ... -
A Comparative Study of AC Transport and Eddy Current Losses for Coil Made of HTS Tapes Coated with Copper Stabilizer
(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 ... -
Conceptual Design and Sensitivity Analysis of MRI Magnets from REBCO HTS Tapes
(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 ... -
Fe doped TiO2 thin film as electron selective layer for inverted solar cells
(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 ... -
First-Principle Investigations of (Ti1-xVx)(2)FeGa.lloys. A Study on Structural, Magnetic, Electronic, and Elastic Properties
(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 ... -
Helium Diffraction Study of Low Coverage Phases of Mercaptoundecanol and Octadecanethiol Self-Assembled Monolayers on Au(111) Prepared by Supersonic Molecular Beam Deposition
(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 ... -
Helium diffraction study of pentacene films on Au(111)
(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 ... -
Influences of Ferromagnetic Substrate on Microwave Surface Resistance of Type-II Superconductors
(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 ... -
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
(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, ... -
Investigations of structural, electronic, mechanical and lattice dynamic properties of TiRu3 and TiOs3 compounds
(ELSEVIER SCIENCE BV, 2019)Ab initio calculations of structural, electronic, elastic, and phonon properties of TiRu3 and TiOs3 compounds have been studied using the density functional theory (DFT) within the generalized gradient approximation (GGA). ... -
Magnetization of Gd diffused YBa2Cu3O7-x superconductor: Experiment and theory
(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 ... -
Mechanical and dynamical properties of Co3Al and Co3Ta alloys in L1(2) phase
(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 Novel Method for Numerical Analysis of Microwave Surface Resistance of Type-II Superconductors
(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 ... -
Numerical study of AC loss of two-layer HTS power transmission cables composed of coated conductors with a ferromagnetic substrate
(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 ... -
Performance enhancement of inverted type organic solar cells by using Eu doped TiO2 thin film
(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 ... -
Reactive Extrusion of Recycled Polycarbonate Using Chain Extenders
(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 ... -
Structural, electronic, elastic, thermodynamic and phonon properties of LaX (X = Cd, Hg and Zn) compounds in the B2 phase
(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, ... -
Study of the helium cross-section of unsymmetric disulfide self-assembled monolayers on Au(111)
(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, ...
