Abstract
Cover Photo: Stainless steel foil of 0.025 mm thickness as substrate for organic light emitting diodes (OLED) or organic solar cells. The stainless steel provides the high corrosion resistance, high strength and stiffness as well as weather protection and cooling which are required for cost effeicient applications of OLEDs or solar cells. 2009 Steel Innovation Prize by the German Steel Industry Association. Copy by courtesy of Technische Universität Braunschweig, Institut für Hochfrequenztechnik, and Stahl‐Informations‐Zentrum, Düsseldorf.