Tags: thin films

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  1. Interface structure and surface morphology of (Co, Fe, Ni)/Cu/Si(100) thin films

    07 Oct 2011 | Papers | Contributor(s): Brian Demczyk, V.M. Naik, A. Lukaszew, R. Naik, G. W. Auner

    We have examined bilayer Co/Cu, Fe/Cu, and Ni/Cu films deposited by molecular-beam epitaxy on hydrogen-terminated @100# silicon substrates.

    https://nanohub.org/resources/12237

  2. Lubrication Effects on Head-Disk Spacing Loss

    07 Oct 2011 | Papers | Contributor(s): Brian Demczyk, J. Liu, C. Y. Chen, S. Zhang

    The effects of lubrication thickness on the magnetic recording head-media tribology were investigated in this study.

    https://nanohub.org/resources/12254

  3. Magnetic properties of magnetron sputtered Co-Cr thin films

    07 Oct 2011 | Papers | Contributor(s): Brian Demczyk, J. O. Artman

    The magnetic properties 01 magnetron sputtered CO-22 at.% Cr films of various thickness deposited on glass have been examined, with particular attention to the various contributions to the film...

    https://nanohub.org/resources/12246

  4. Origin of the orientation ratio in sputtered longitudinal media

    07 Oct 2011 | Papers | Contributor(s): Brian Demczyk, J. N. Zhou, G. Choe, E. Stach, E. C. Nelson, U. Dahmen

    The surface morphology, thin film microstructure, and crystallography of sputtered longitudinal media were examined by atomic force and transmission electron microscopy.

    https://nanohub.org/resources/12239

  5. Oxidation Behavior of CoCr Thin Films

    07 Oct 2011 | Papers | Contributor(s): Brian Demczyk

    In this work, elemental redistribution of annealed CoCr thin films has been investigated by X-ray photoelectron spectroscopy.

    https://nanohub.org/resources/12248

  6. Solar Cells Lecture 4: What is Different about Thin-Film Solar Cells?

    29 Aug 2011 | Online Presentations | Contributor(s): Muhammad A. Alam

    Thin film solar cells promise acceptable efficiency at low cost. This tutorial examines the device physics of thin-film solar cells, which generally require a different type of analysis...

    https://nanohub.org/resources/11949

  7. Anti-Reflection Coating Assignment

    30 Nov 2010 | Teaching Materials | Contributor(s): Alex Small

    This is a guided activity for students to study the design of an anti-reflection coating. The student is first asked to do a simple calculation by hand, to determine the proper thickness for an...

    https://nanohub.org/resources/10074

  8. Chemically Enhanced Carbon-Based Nanomaterials and Devices

    09 Nov 2010 | Online Presentations | Contributor(s): Mark Hersam

    Carbon-based nanomaterials have attracted significant attention due to their potential to enable and/or improve applications such as transistors, transparent conductors, solar cells, batteries,...

    https://nanohub.org/resources/9929

  9. Electric and Magnetic Properties of Multiferroic Oxide Thin Films and Heterostructures

    20 Oct 2010 | Online Presentations | Contributor(s): Pedro Antonio Prieto

    Outline: Introduction Preparation methods for oxide thin films Oxide thin films and heterostructures Multiferroic materials BiFeO3, YMnO3, BiMnO3 thin films and FE/FM...

    https://nanohub.org/resources/9910

  10. TiCN/TiNbCN Multilayer System with Enhanced Tribological Properties

    20 Oct 2010 | Online Presentations | Contributor(s): Pedro Antonio Prieto

    Improvement in the mechanical properties of hard coatings such monolayer (TiN, CrN, AlCN, WC-Co, TiCN) [1], has been achieved using compositional gradient WC/C layer, or multilayered type...

    https://nanohub.org/resources/9912

  11. Center of Excellence on Novel Materials (CENM) Overview Video

    11 Oct 2010 | Animations | Contributor(s): Pedro Antonio Prieto

    The CENTER OF EXCELLENCE FOR NOVEL MATERIALS (CENM) is part of a high-priority national effort supported primarily by COLCIENCIAS and integrated by 19 recognized multidisciplinary research groups...

    https://nanohub.org/resources/9838

  12. Nanotechnology Activities in Colombia: A Perspective From the Excellence Center for Novel Materials

    11 Oct 2010 | Online Presentations | Contributor(s): Pedro Antonio Prieto

    I will present the current state of R & D in the fields of condensed matter, novel materials, and nanotechnology in Colombia. I will initially consider Latin America and the Caribbean (LAC) to...

    https://nanohub.org/resources/9837

  13. why thin films are transparent?

    Closed | Responses: 0

    Dear all,

    How can we explain the transparency of metallic thin films?

    https://nanohub.org/answers/question/616

  14. Anisotropic magnetoresistance in colossal magnetoresistive La1-xSrxMnO3 thin films

    03 Sep 2010 | Papers | Contributor(s): Jeng-Bang (Tony) Yau

    We report on magnetic field and temperature dependent measurements of the anisotropic magnetoresistance (AMR) in epitaxial La1-xSrxMnO3 (LSMO) thin flms. While in 3d ferromagnetic alloys...

    https://nanohub.org/resources/9611

  15. Superficial Science – Polymer Surface Science at Purdue

    26 Aug 2010 | Online Presentations | Contributor(s): Jeffery Youngblood

    In this presentation, Professor Youngblood describes his current research projects and the theme that ties them together - surface science.

    https://nanohub.org/resources/9587

  16. Freddy Geovanny Del Pozo

    https://nanohub.org/members/43743

  17. william taube

    https://nanohub.org/members/43249

  18. Surface Characterization Studies of Carbon Materials: SS-DNA, SWCNT, Graphene, HOPG

    16 Feb 2010 | Online Presentations | Contributor(s): Dmitry Zemlyanov

    In this presentation examples of surface characterization studies of carbon specimens will be presented. (1) In particularly, the systematic XPS (X-ray photoelectron spectroscopy) characterization...

    https://nanohub.org/resources/8312

  19. X-ray Diffraction and Reflectivity Analysis of Thin Films and Nanomaterials

    29 Dec 2009 | Online Presentations | Contributor(s): Mauro Sardela

    A review of x-ray analysis techniques applied to the characterization of nanomaterials will be presented with focus on x-ray lab source instrumentation similar to the facilities available at the...

    https://nanohub.org/resources/7955

  20. Renewable Solar Energy: Has the Sun Finally Risen on Photovoltaics?

    10 Apr 2009 | Online Presentations | Contributor(s): Mark R. Pinto

    After a review of the overall renewable energy landscape, including the central role of economics, we present here the case that PV is on the verge of becoming a major source of electrical...

    https://nanohub.org/resources/6332