Abstract
An all-fluorescent white OLED device with 14.5% external quantum efficiency and 31.2 lm/W efficacy has been demonstrated. The color coordinate at (0.387, 0.381) falls well within the DOE Energy Star tolerance quadrangle for 4000K CCT. The T50 lifetime is projected to be over 10,000 h at an initial brightness of 1,000 cd/m2. The performance is achieved through the use of improved OLED materials, improved architecture, as well as a light extraction structure that more than doubles the light extraction efficiency.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 933-936 |
| Number of pages | 4 |
| Journal | Digest of Technical Papers - SID International Symposium |
| Volume | 39 |
| Issue number | 1 |
| DOIs | |
| State | Published - 2008 |
| Event | 2008 SID International Symposium - Los Angeles, CA, United States Duration: May 20 2008 → May 21 2008 |
All Science Journal Classification (ASJC) codes
- General Engineering
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