These file attachments have been under embargo and were made available to the public after the embargo was lifted on 7 September 2011.
Transparent OLEDs offer great potential for novel applications. Preferably, the light should be emitted from one side only. This can bedone to some extent by modifying electrode thicknesses, but at the cost of reduced transparency. Here, we demonstrate a new approach tomake single side emissive OLEDs while maintaining good transparency.