Tags: density functional theory

Online Presentations (1-13 of 13)

  1. Computational Investigation of Point Defect Formation and Migration in Nuclear Fuels

    08 Mar 2012 | Online Presentations | Contributor(s): Susan Sinnott

    The stabilities of selected fission products are investigated as a function of stoichiometry in uranium oxide. The approach is density functional theory (DFT) that is used to calculate the...

    http://nanohub.org/resources/13094

  2. Density Functional Theory: A great physics success story

    01 Mar 2012 | Online Presentations | Contributor(s): Kieron Burke

    Density functional theory began with the work of Thomas and Fermi, at about the same time as Schroedinger wrote his famous equation. I will explain in general terms what density functional...

    http://nanohub.org/resources/13253

  3. From density functional theory to defect level in silicon: Does the “band gap problem” matter?

    01 Oct 2008 | Online Presentations | Contributor(s): Peter A. Schultz

    Modeling the electrical effects of radiation damage in semiconductor devices requires a detailed description of the properties of point defects generated during and subsequent to irradiation....

    http://nanohub.org/resources/5495

  4. Introduction to Computational Modeling - Input Parameters for SIESTA Simulation

    16 Jun 2016 | Online Presentations | Contributor(s): Lan Li

    This instructional video is part 2 in a two part series.  It  explains how to set up input parameters for the SIESTA simulation tool.

    http://nanohub.org/resources/24476

  5. Introduction to Computational Modeling - Schrödinger Equation, Density Functional Theory (DFT), Kohn-Sham Method, DFT Code SIESTA

    16 Jun 2016 | Online Presentations | Contributor(s): Lan Li

    This instructional video is part 1 in a two part series.  It provides an introduction to computational modeling, including motivation for studying this topic.  The Schrödinger...

    http://nanohub.org/resources/24474

  6. Lecture 3: The Wigner Monte Carlo Method for Density Functional Theory

    18 Nov 2014 | Online Presentations | Contributor(s): Jean Michel D Sellier

    In this lecture, Dr. Sellier discusses the Wigner Monte Carlo method in the framework of density functional theory (DFT).

    http://nanohub.org/resources/21700

  7. MCW07 Exploring Trends in Conductance for Well-Defined Single Molecule Circuits

    04 Apr 2009 | Online Presentations | Contributor(s): Mark S Hybertsen

    In our recent research, we have been able to measure and characterize the impact of intrinsic molecular properties on the conductance of single molecule circuits formed with amine-gold linkages....

    http://nanohub.org/resources/3077

  8. OPV: First Principles Studies of the Electronic Structure of Organic Solids and Interfaces

    31 Jan 2011 | Online Presentations | Contributor(s): Sahar Sharifzadeh

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both...

    http://nanohub.org/resources/10488

  9. OPV: Time Domain Ab Initio Studies of Organic-Inorganic Composites for Solar Cells

    31 Jan 2011 | Online Presentations | Contributor(s): Oleg Prezhdo

    This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both...

    http://nanohub.org/resources/10507

  10. Ripples and Warping of Graphene: A Theoretical Study

    08 Jun 2010 | Online Presentations | Contributor(s): Umesh V. Waghmare

    We use first-principles density functional theory based analysis to understand formation of ripples in graphene and related 2-D materials. For an infinite graphene, we show that ripples are linked...

    http://nanohub.org/resources/9010

  11. Tutorial 1: Atomistic Material Science - ab initio simulations of materials

    03 Nov 2011 | Online Presentations | Contributor(s): Alejandro Strachan

    This lecture introduces first principles electronic structure calculations of materials properties. It describes the approximations made to the many-body Schrodinger equation in Hartree Fock and...

    http://nanohub.org/resources/11917

  12. Tutorial 3a: Materials Simulation by First-Principles Density Functional Theory I

    14 Sep 2010 | Online Presentations | Contributor(s): Umesh V. Waghmare

    This lecture provides an introduction to first-principles density functional theory based methods for simulation of materials, with a focus on determination of interatomic force constants and...

    http://nanohub.org/resources/9683

  13. Tutorial 3b: Materials Simulation by First-Principles Density Functional Theory II

    14 Sep 2010 | Online Presentations | Contributor(s): Umesh V. Waghmare

    This lecture is part of the 2010 NCN@Purdue Summer School: Electronics from the Bottom Up. “Electronics from the Bottom Up” is an educational initiative designed to bring a new perspective...

    http://nanohub.org/resources/9684