Researchers create record-breaking 18 lumens per watt
vnunet.com, 17 May 2007
Breakthrough at Northwestern University promises cheaper solar cells 25 Feb 2008
Largest yet to use power-saving light-emitting polymers 04 Jan 2008
Breakthrough at Northwestern University promises cheaper solar cells 25 Feb 2008
Largest yet to use power-saving light-emitting polymers 04 Jan 2008
Breakthrough at Northwestern University promises cheaper solar cells 25 Feb 2008
Largest yet to use power-saving light-emitting polymers 04 Jan 2008

Investor accused of 'significant misunderstanding' in Microsoft saga More...