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. 2019 May 30;10:2380. doi: 10.1038/s41467-019-10104-4

Table 1.

Summary of device performances

Device Von a (V) Max EQEb [%] Max CEb [cd A-1] Max PEb [lm W-1] CRIc CIEc (x, y) Performance at the brightness of 100/1000 cd m−2
EQE [%] CE [cd A-1] PE [lm W-1]
Single-EML 2.7 14.1 39.4 45.8 64 (0.342, 0.453) 12.2/9.7 33.5/27.3 34.0/19.5
Double-EML 2.8 15.7 39.1 41.0 70 (0.322, 0.414) 12.3/9.3 30.4/23.0 28.4/17.3
Proposed EML 2.6 20.5 51.3 59.6 72 (0.326, 0.413) 18.8/13.0 46.5/31.9 52.4/31.7

aTurn-on voltages at 1.0 cd m−2; bmaximum external quantum efficiency, maximum power efficiency; cCommission Internationale de L’Eclairage (CIE), color rendering index (CRI) at the brightness of 1000 cd m−2