An organic electroluminescent device wit
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Takashi Uemura; Nobuyuki Okuda; Hiroya Kirmura; Yasuko Okuda; Yoshinobu Ueba; Tu
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Article
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1997
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John Wiley and Sons
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English
β 125 KB
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## Electroluminescent (EL) devices have been fabricated using four different polymers with different glass transi as a hole transport layer and tris(8-hydroxyquinoline) aluminum (Alq 3 ) as an emitting layer. It was found that the higher the T g of the polymer, the longer the lifetime of the dev