Contains the keyword mm3 force-field

Roskop L, Evans JW, Gordon MS. Adsorption and Diffusion of Gallium Adatoms on the Si(100)-2 x 1 Reconstructed Surface: A Multiconfiguration Self-Consistent Field Study Utilizing Molecular Surface Clusters. J Phys Chem C. 2011;115:23488-500. Abstract

Arora P, Li W, Piecuch P, Evans JW, Albao M, Gordon MS. Diffusion of Atomic Oxygen on the Si(100) Surface. Journal of Physical Chemistry C. 2010;114:12649-58. Abstract

Zorn DD, Albao MA, Evans JW, Gordon MS. Binding and Diffusion of Al Adatoms and Dimers on the Si(100)-2 x 1 Reconstructed Surface: A Hybrid QM/MM Embedded Cluster Study. Journal of Physical Chemistry C. 2009;113:7277-89. Abstract