Shan-Fu Shen, professor emeritus of mechanical and aerospace engineering, died in Ithaca on Dec. 22 after a brief illness.<br><br><a href='http://www.news.cornell.edu/stories/Jan07/shen.obit.aj.html' target='_blank'>http://www.news.cornell.edu/stories/Jan07/shen.obit.aj.html</a><br><br>