Tags: quantum chemistry

Resources (1-20 of 21)

  1. Lecture 2: The Wigner Monte Carlo Method for Single-Body Quantum Systems

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

    In this lecture, Dr. Sellier discusses the Wigner Monte Carlo method applied to single-body quantum systems.


  2. 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).


  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.


  4. Lecture 5: Systems of Identical Fermions in the Wigner Formulation of Quantum Mechanics

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

    In this lecture, Dr. Sellier discusses about systems of indistinguishable Fermions in the Wigner formulation of quantum mechanics.


  5. Quantum-chemical Theory of Cumulenes - perspective molecular conductors for nanoelectronics

    07 Mar 2012 | Papers | Contributor(s): Yuri A Kruglyak

    The theory of pi-electronic structure is presented for molecules of organic cumulenes CnH4 which have two perpendicular subsystems of pi-AO. Elementary considerations from MO theory show...


  6. Valence Shell Electron Pair Repulsion simulator

    09 Dec 2009 | Tools | Contributor(s): Baudilio Tejerina

    This tool calculates the optimal distribution of particles subject to a Coulombic potential on the surface of a sphere.


  7. 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...


  8. Optical and Thermodynamic properties of noble metal nanoparticles. Effect of chemical functionalization.

    06 May 2009 | Teaching Materials | Contributor(s): Baudilio Tejerina, George C. Schatz

    This laboratory is intended to introduce the student to the use of semiempirical electronic structure methods. In particular, the semiempirical methods will be applied to the study of metallic...


  9. Facio

    18 Oct 2008 | Downloads | Contributor(s): Masahiko Suenaga

    Facio is a 3D-graphics program for molecular modeling and visualization of quantum chemical calculations(GAMESS and Gaussian). It is a GUI for FMO (Fragment MO) calculation. Selected features...


  10. Northwestern University Initiative for Teaching Nanoscience

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

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


  11. Theoretical Electron Density Visualizer

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

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


  12. UV/Vis Spectra simulator

    15 Apr 2008 | Tools | Contributor(s): Baudilio Tejerina

    This tool computes molecular electronic spectra.


  13. Calculating Resonances Using a Complex Absorbing Potential

    14 Mar 2008 | Online Presentations | Contributor(s): Robin Santra

    The Siegert (or Gamow) wave function associated with a resonance state is exponentially divergent at large distances from the scattering target. A complex absorbing potential (CAP) provides a...



    29 Feb 2008 | Tools | Contributor(s): Baudilio Tejerina, Jeff Reimers

    Semi-empirical Molecular Orbital calculations.


  15. Computational Nanoscience, Lecture 4: Geometry Optimization and Seeing What You're Doing

    13 Feb 2008 | Teaching Materials | Contributor(s): Jeffrey C Grossman, Elif Ertekin

    In this lecture, we discuss various methods for finding the ground state structure of a given system by minimizing its energy. Derivative and non-derivative methods are discussed, as well as the...


  16. Dynamics on the Nanoscale: Time-domain ab initio studies of quantum dots, carbon nanotubes and molecule-semiconductor interfaces

    01 Feb 2008 | Online Presentations | Contributor(s): Oleg Prezhdo

    Device miniaturization requires an understanding of the dynamical response of materials on the nanometer scale. A great deal of experimental and theoretical work has been devoted to characterizing...


  17. ECE 495N F07 Homework 1 (Lectures 1-6)

    20 Nov 2007 | Teaching Materials | Contributor(s): Saptarshi Das


  18. The basics of quantum Monte Carlo

    18 Jun 2007 | Online Presentations | Contributor(s): Lucas Wagner, Jeffrey C Grossman, Jeffrey B. Neaton

    Quantum Monte Carlo is a highly accurate method to approximately solve the Schrodinger equation. I explain quantum Monte Carlo in a way that should be accessible to someone who is somewhat...


  19. Renormalization Group Theories of Strongly Interacting Electronic Structure

    20 Apr 2007 | Online Presentations | Contributor(s): Garnet Chan, NCN SLC@Northwestern

    Our work is in the area of the electronic structure and dynamics of complex processes. We engage in developing new and more powerful theoretical techniques which enable us to describe strong...


  20. QC-Lab

    14 Feb 2006 | Tools | Contributor(s): Baudilio Tejerina

    Quantum Chemsitry Lab: Ab Initio and DFT molecular and electronic structure calculations of small molecules