Would appreciate if anybody that has access to this article could help me out. thanks. <a href="http://scitation.aip.org/content/aip/journal/rsi/69/11/10.1063/1.1149197" target="_blank" rel="nofollow ugc" title="Click to follow link">http://scitation.aip.org/content/aip/journal/rsi/69/11/10.1063/1.1149197</a>