Title :
Mechanical evaluation of permeation barriers for flexible OLED displays
Author :
Grego, Sonia ; Lewis, Jay ; Vick, Erik ; Chalamala, Babu ; Temple, Dorota
Author_Institution :
Rese. & Dev. Inst., MCNC, Research Triangle Park, NC, USA
Abstract :
Mechanical flexing of plastic substrates coated with thin film permeation barriers causes sub-micron cracks that lead to device degradation. We demonstrate an improved method to rapidly observe cracks and evaluate mechanical performance of permeation barriers.
Keywords :
LED displays; mechanical testing; microcracks; organic light emitting diodes; permeability; OLED displays; mechanical flexing; permeation barriers; submicron cracks; Etching; Flat panel displays; Optical films; Optical microscopy; Organic light emitting diodes; Plasma applications; Plastic films; Polymer films; Substrates; Thin film devices;
Conference_Titel :
Lasers and Electro-Optics Society, 2004. LEOS 2004. The 17th Annual Meeting of the IEEE
Print_ISBN :
0-7803-8557-8
DOI :
10.1109/LEOS.2004.1363250
