ARGONNE NATIONAL LABORATORY
'(<a href="http://www.j-archive.com/media/2011-03-10_DJ_30.jpg" target="_blank">Sarah of the Clue Crew reports from the Argonne National Lab in Chicago.</a>)  The hard X-ray nanoprobe helps in the design of solar cells by allowing subatomic examination of these materials, such as silicon, which act sometimes like metal & sometimes like insulators'
semiconductors