Interesting article at MIT news. Using a virus called M13 (doesn't that run to Southend?) carbon nanotubes= =20 can be prevented from clumping together allowing them to be sued to enhance= =20 power conversion efficiency. http://web.mit.edu/newsoffice/2011/solar-virus-0425.html Colin -- cdb, 3/07/2009 =20 -- colin@btech-online.co.uk --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .