The Netherlands-based Royal Philips Electronics, and RWTH Aachen and Aixtron AG, both of Aachen, Germany, have formed a collaborative agreement to develop large-area white organic LEDs. They will establish manufacturing processes using Aixtron's organic vapor phase deposition technology. For that purpose, RWTH Aachen has purchased a deposition system to be installed at the manufacturing plant of Philips Lighting of Aachen, for operation by project participants.The European Interreg III program, the state of North Rhine-Westfalia and the German Ministry of Education and Research primarily fund the project.