Table 1.
Summary of the performance characteristics of our best-performing blue OLEDs and comparison with the best-performing, to date, blue TADF OLEDs19,20 and blue PHOLED9.
| HTM//ETM | EML/λem (nm) | Turn-on voltage (V)a | FWHM (nm)b | Maximum luminance (cd m−2) | Maximum efficiency | CIE 1931 (x, y)c | Ref. | ||
|---|---|---|---|---|---|---|---|---|---|
| CE (cd A−1) | PE (lm W−1) | EQE (%) | |||||||
| DCDPA//TSPO1 | DBFPO : TDBA-DI/458 | 2.5 | 65 | 37590 |
68.0 (48.0) |
82.1 (26.3) |
37.8 (29.0) |
(0.15, 0.28) | This work |
| T2fQ//TSPO1 | DBFPO : TDBA-DI/458 | 2.5 | 65 | 49530 |
72.2 (61.7) |
87.2 (36.8) |
41.2 (34.6) |
(0.15, 0.28) | This work |
| DCDPA// DBFPO/TPBi | DBFPO : TDBA-DI/458 | 3.1 | 65 | 47680 |
64.4 (57.0) |
57.2 (33.0) |
38.2 (34.3) |
(0.15, 0.28) | Ref. 19 |
| mCP//DPEPO | DspiroS-TRZ/480 | 2.9 | 70 | 18446 | 90 | 101 | 38.4 | (0.176, 0.374) | Ref. 20 |
| dmCP//TmPyPB | CbBPCb : FIrpic/473 | − | 75 | 7000 | 53.6 | 50.6 | 30 | − | Ref. 9 |
CE current efficiency, PE power efficiency.
aTurn-on voltage at 1 cd m−2.
bFWHM at 10 mA cm−2.
cCIE 1931 coordinates.
dBest phosphorescence OLED.