Table 1 Summary of TADF OLED performance

From: Long-lived efficient delayed fluorescence organic light-emitting diodes using n-type hosts

Device V a (V) EQEb (%) CEb (cd A−1) PEb (lm W−1) T 50 c (h) CIEd
G1 2.50, 3.48, 4.36 14.5, 14.4, 14.1 50.1, 50.0, 47.5 50.0, 45.0, 34.7 565 (0.29, 0.58)
G2 2.54, 3.89, 4.85 20.6, 20.4, 19.2 68.3, 68.0, 64.0 61.3, 55.0, 42.1 654 (0.29, 0.58)
G3 2.48, 3.76, 4.42 18.3, 18.2, 17.8 61.5, 60.9, 59.7 54.3, 51.4, 42.0 329 (0.29, 0.58)
m CBP 3.50, 5.33, 6.60 9.20, 9.10, 8.50 31.0, 30.4, 28.1 20.6, 17.9, 13.5 22.6 (0.29, 0.58)
R1 2.49, 3.86, 5.54 11.5, 9.10, 5.20 10.1, 8.6, 5.30 12.6, 7.21, 3.12 594 (0.63, 0.36)
B1 2.70, 4.53, 5.79 11.0, 8.5, 8.20 30.0, 22.1, 20.8 26.8, 15.3, 11.2 137 (0.18, 0.34)
B2 2.62, 4.45, 5.75 8.80, 7.68, 7.02 22.5, 18.9, 16.8 20.1, 13.2, 9.20 454 (0.20, 0.36)
  1. aOperating voltage at onset, 100 cd m−2, and 1000 cd m−2
  2. bValues of external quantum efficiency (EQE) and current efficiency (CE) and power efficiency (PE) at their maximum, 100 cd m−2, and 1000 cd m−2
  3. cThe operation lifetimes of green (G1–3 and mCBP-based device), red (R1), and blue (B1 and 2) devices were measured at an initial brightness of 5000, 2000, and 1000 cd m−2, respectively
  4. dRecorded at 10 mA cm−2