The overshoot of CBP:Ir(ppy)3-based phosphorescent organic light emitting diodes was large under a negative bias voltage, different from previously reported results. This was probably caused by trap states formed in carrier-injecting organic layers.
© 2011 OSA
K. Kasahara, T. Saitoh, and A. Yamazaki, "Trap-states Influence on Transient Electroluminescence of CBP:Ir(ppy)3-based Organic Light Emitting Diodes," in Renewable Energy and the Environment, OSA Technical Digest (CD) (Optical Society of America, 2011), paper JWE21.
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