Los Alamos National Lab Preprint ArXiv       Nanotube site

American Physical Society                            IBM STM Image Gallery

Psi-k Electronic Structure Calculations         Vienna Ab-initio Simulation Package

UIUC Electronic Structure Group                 Accelrys CASTEP

Spanish Initiative for Electronic Simulations with Thousands of Atoms

NIST - Atomic Reference Data for Electronic Structure Calculations

Wein2k DFT Code                                

DoD-Planewave: A General Scalable Density Functional Code

Collaborative Computational Project for the Study of the Electronic Structure of Condensed Matter.

European Centre for Atomic and Molecular Computations