# # CDDL HEADER START # # The contents of this file are subject to the terms of the Common Development # and Distribution License Version 1.0 (the "License"). # # You can obtain a copy of the license at # http://www.opensource.org/licenses/CDDL-1.0. See the License for the # specific language governing permissions and limitations under the License. # # When distributing Covered Code, include this CDDL HEADER in each file and # include the License file in a prominent location with the name LICENSE.CDDL. # If applicable, add the following below this CDDL HEADER, with the fields # enclosed by brackets "[]" replaced with your own identifying information: # # Portions Copyright (c) [yyyy] [name of copyright owner]. All rights reserved. # # CDDL HEADER END # # # Portions Copyright (c) 2019, Regents of the University of Minnesota. # All rights reserved. # # Contributors: # Daniel S. Karls # Ellad B. Tadmor # Ryan S. Elliott # # Portions Copyright (c) 2019, Regents of the University of Minnesota. # All rights reserved. # # Contributors: # Anshul Chawla # # Parameters for Khor-Das Sarma potential for carbon. Source for parameters: K.E.Khor and S. Das Sarma "Proposed universal interatomic potential for elemental tetrahedrally bonded semiconductors", Physical Review B, Vol. 38, 3318-3322, 1988.