This content has been downloaded from IOPscience. Please scroll down to see the full text. Download details: IP Address: 114.255.218.40 This content was downloaded on 10/10/2013 at 06:42 Please note that terms and conditions apply. Vibrational properties of amorphous Si-N and Ge-N alloys View the table of contents for this issue, or go to the journal homepage for more 1989 J. Phys.: Condens. Matter 1 69 (http://iopscience.iop.org/0953-8984/1/1/006) Home Search Collections Journals About Contact us My IOPscience