Tags: ab initio

Resources (1-20 of 39)

  1. Molecular Exploration Tool

    01 Aug 2014 | Tools | Contributor(s): Xueying Wang, nicolas onofrio, Alejandro Strachan, David M Guzman

    The tool can display the molecule structures and run Lammps simulations.

    https://nanohub.org/resources/molexpl

  2. ab initio Model for Mobility and Seebeck coefficient using Boltzmann Transport (aMoBT) equation

    11 Jun 2015 | Tools | Contributor(s): Alireza Faghaninia, Joel Ager (editor), Cynthia S Lo (editor)

    ab initio electronic transport model to calculate low-field electrical mobility and Seebeck coefficient of semiconductors in Boltzmann transport framework.

    https://nanohub.org/resources/amobt

  3. Lecture 4: The ab-initio Wigner Monte Carlo Method

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

    In this lecture, Dr. Sellier discusses the ab-initio Wigner Monte Carlo method for the simulation of strongly correlated systems.

    https://nanohub.org/resources/21701

  4. IMA 2013 UQ: DFT-based Thermal Properties: Three Levels of Error Management

    02 Apr 2014 | Online Presentations | Contributor(s): Kurt Lejaeghere

    It is often computationally expensive to predict finite-temperature properties of a crystal from density-functional theory (DFT). The temperature-dependent thermal expansion coefficient α, for...

    https://nanohub.org/resources/20311

  5. Large-scale first principles configuration interaction calculations of optical absorption in boron clusters

    07 Mar 2012 | Papers | Contributor(s): Ravindra L Shinde

    We have performed systematic large-scale all-electron correlated calculations on boron clusters Bn (n=2–5), to study their linear optical absorption spectra. Several possible isomers of each...

    https://nanohub.org/resources/13404

  6. 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...

    https://nanohub.org/resources/11917

  7. 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...

    https://nanohub.org/resources/10507

  8. OPV: Large Scale Ab Initio Simulation for Charge Transport in Disordered Organic Systems

    31 Jan 2011 | Online Presentations | Contributor(s): Lin-Wang Wang

    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...

    https://nanohub.org/resources/10500

  9. Tutorial 3: Materials Simulation by First-Principles Density Functional Theory

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

    This two-part lecture will provide an introduction to first-principles density functional theory based methods for simulation of materials, with a focus on determination of interatomic force...

    https://nanohub.org/resources/9716

  10. 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...

    https://nanohub.org/resources/9684

  11. 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...

    https://nanohub.org/resources/9010

  12. nanoMATERIALS SeqQuest DFT

    04 Feb 2008 | Tools | Contributor(s): Ravi Pramod Kumar Vedula, Greg Bechtol, Benjamin P Haley, Alejandro Strachan

    DFT calculations of materials

    https://nanohub.org/resources/nmst_dft

  13. ABINIT: First-Time User Guide

    09 Jun 2009 | Teaching Materials | Contributor(s): Benjamin P Haley

    This first-time user guide provides an introduction to using ABINIT on nanoHUB. We include a very brief summary of Density Functional Theory along with a tour of the Rappture interface. We...

    https://nanohub.org/resources/6874

  14. Real space first-principles semiempirical pseudopotentials for Fe/MgO/Fe

    03 Dec 2008 | Downloads | Contributor(s): Kirk H. Bevan

    A set of semiempirical pseudopotentials for the atomistic modeling of Fe/MgO/Fe tunnel junctions. See the attached document for a full description of their derivation and the modeling...

    https://nanohub.org/resources/5997

  15. MSE 597G Lecture 6: Interatomic potentials III

    12 Nov 2008 | Online Presentations | Contributor(s): Alejandro Strachan

    Reactive force fields, Parameterization of interatomic potentials

    https://nanohub.org/resources/5778

  16. Northwestern University Initiative for Teaching Nanoscience

    12 Aug 2008 | Tools | Contributor(s): Baudilio Tejerina

    This package allows users to study and analyze of molecular properties using various electronic structure methods.

    https://nanohub.org/resources/nuitns

  17. ABINIT

    13 May 2004 | Tools | Contributor(s): Amritanshu Palaria, Xufeng Wang, Benjamin P Haley, Matteo Mannino, Gerhard Klimeck

    Run the community code ABINIT for electronic structure calculations under density functional theory through a convenient graphical user interface

    https://nanohub.org/resources/ABINIT

  18. Theoretical Electron Density Visualizer

    01 Jul 2008 | Tools | Contributor(s): Baudilio Tejerina

    TEDVis calculates and displays 3D maps of molecular ED and its derivatives from the wave function.

    https://nanohub.org/resources/tedvis

  19. BNC Annual Research Review: An Introduction to PRISM and MEMS Simulation

    04 Jun 2008 | Online Presentations | Contributor(s): Jayathi Murthy

    This presentation is part of a collection of presentations describing the projects, people, and capabilities enhanced by research performed in the Birck Center, and a look at plans for the...

    https://nanohub.org/resources/4717

  20. Dynamics of Quantum Fluids: Path integral and Semiclassical Methods

    21 May 2008 | Online Presentations | Contributor(s): Nancy Makri

    The interplay of many-body nonlinear interactions and quantum mechanical effects such as zero-point motion or identical particle exchange symmetries lead to intriguing phenomena in low-temperature...

    https://nanohub.org/resources/4584