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相关论文: Introduction of Zr in nanometric periodic Mg/Co mu…

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We present the results of the characterization of Mg/Co periodic multilayers and their thermal stability for the EUV range. The annealing study is performed up to a temperature of 400\degree C. Images obtained by scanning transmission…

We present the characterization of Mg-Co-Zr tri-layer stacks by using x-ray fluorescence induced by x-ray standing waves, both in the grazing incidence (GI) and grazing exit (GE) modes. The introduction of a slit in the direction of the…

A simple and robust method able to predict, with high accuracy, the optical properties of single and multi-layer nanostructures is presented. The method exploits a COMSOL Multiphysics simulation platform and it has been validated by three…

应用物理 · 物理学 2020-06-16 Giuseppe Emanuele Lio , Giovanna Palermo , Roberto Caputo , Antonio De Luca

The in-plane dynamics of ferrimagnetic Co/Gd multilayers are investigated by means of ferromagnetic resonance, magneto-optical Kerr effect and SQUID magnetometry. The power absorbed from these multilayers is strongly temperature dependent.…

材料科学 · 物理学 2010-03-01 S. Demirtas , I. Harward , R. E. Camley , Z. Celinski , M. R. Hossu , A. R. Koymen , C. Yu , M. J. Pechan

Diffusion couples Zn/CuxTiy were prepared by the melting contact method and then annealed at 663K for various times. Using scanning electron microscopy (SEM) with energy dispersive X-ray spectroscopy (EDS), we discovered 7 new systems, i.e.…

材料科学 · 物理学 2017-01-09 Gong Yu , Chen Yongchong , Zhang Yanping , Cserháti Csaba , Csik Attila

Epsilon-near-zero (ENZ) metamaterial slabs at visible frequencies based on metal-dielectric multilayers are experimentally realized. Transmission, reflection and absorption spectra are measured and used to determine the complex refractive…

Microstructure properties of Co/Au multilayers prepared using dc-magnetron sputtering is reported using X-ray reflectivity (XRR) and X-ray diffraction (XRD) analysis. XRR profiles of these multilayers showed excellent bilayer periodicity.…

软凝聚态物质 · 物理学 2021-12-07 Conrad Rizal

Periodic multilayers of various periods were prepared according to an algorithm proposed by the authors. The reflectivity properties of these systems were investigated using neutron reflectometry.The obtained experimental results were…

光学 · 物理学 2009-06-23 V. Bodnarchuck , L. Cser , V. Ignatovich , T. Veres , S. Yaradaykin

Next-generation nano and quantum devices have increasingly complex 3D structure. As the dimensions of these devices shrink to the nanoscale, their performance is often governed by interface quality or precise chemical or dopant composition.…

Hyperbolic metamaterials create artificial optical anisotropy using metallic wires suspended in a dielectric medium, or alternating layers of a metal and dielectric. Here we fabricated ZnO/Al:ZnO (AZO) multilayers by the RF magnetron…

材料科学 · 物理学 2018-01-26 Kevin C. Santiago , Rajeh Mundle , Curtis White , Messaoud Bahoura , Aswini K. Pradhan

2:17 SmCo magnets with a quinary composition of Sm(Co,Cu,Fe,Zr)$_{7+{\delta}}$ are industrially relevant hard magnets used in high temperature and corrosive environments. Their complex cellular/lamellar nanostructure, consisting of ordered…

The paper presents a new approach, based on controlled oxidation of nanoscale metallic multilayers, to produce strong and hard oxide/metal nanocomposite coatings with high strength and good thermal stability. The approach is demonstrated by…

材料科学 · 物理学 2016-09-23 M. A. Monclús , M. Callisti , T. Polcar , L. W. Yang , J. LLorca , J. M. Molina-Aldareguía

Zirconia nanotubular layer with an outer tube diameter 25 nm was synthesized by potentiostatic anodization. The Zr/ZrO2-NT/Au memristive structure is fabricated using stencil mask and magnetron sputtering techniques. Current-voltage…

Optical properties of refractory intermetallic thin films of Au$_{3}$Zr were experimentally investigated for the first time, which show distinctive plasmonic properties in the visible and near infrared region. The films were fabricated…

Magnetic multilayers are a rich class of materials systems with numerous highly tunable physical parameters that determine both their magnetic and electronic properties. Here we present a comprehensive experimental study of a novel system,…

材料科学 · 物理学 2022-06-02 Martin Lonsky , Myoung-Woo Yoo , Yi-Siou Huang , Jiangchao Qian , Jian-Min Zuo , Axel Hoffmann

Mg0.29Zn0.71O/ZnO (MZO/ZnO) bilayers were grown on sapphire substrates by pulsed laser deposition at ~ 400 C and were subsequently annealed at different temperatures ranging from ~ 500 to 900 C to allow diffusion of Mg across the interface.…

材料科学 · 物理学 2015-06-15 Amit K. Das

The resonant magnetic reflectivity of Co/Mg multilayers around the Co L2,3 absorption edge is simulated then measured on a specifically designed sample. The dichroic signal is obtained when making the difference between the two…

Near-infrared epsilon-near-zero (ENZ) metamaterial slabs based on silver-germanium (Ag-Ge) multilayers are experimentally demonstrated. Transmission, reflection and absorption spectra are characterized and used to determine the complex…

The mechanical behaviour and deformation mechanisms of magnetron-sputtered Zr/Nb nanoscale multilayers were analysed as a function of the periodicity (L = 10 and 75 nm) and annealing time at 350C (2-336 hrs). The strength of the…

材料科学 · 物理学 2018-02-05 M. A. Monclús , M. Callisti , T. Polcar , L. W. Yang , J. M. Molina-Aldareguía , J. LLorca

Electronic structures of very dilute Cr- or Ru-doped Nd_{1/2}A_{1/2}MnO_{3} (NAMO; A=Ca, Sr) manganites have been investigated using the Mn and Cr 2p -> 3d resonant photoemission spectroscopy (PES). All the Cr- and Ru-doped NAMO systems…

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