SCIENCE STUDIO: Efficient Light Sources

Russ talks with Xiaoqin "Elaine" Li, professor of Physics at the University of Texas at Austin.  She introduces us to quantum dots, colloids, and the field of plasmonics, and how they can be used to create more efficient light sources.  www.ph.utexas.edu/person/li_xiaoqin   Aired Dec. 9, 2012.