Table 2

EL performance of multilayered devices with the synthesized compounds at 10 mA/cm2
Compound Volt (V) Current efficiency (cd/A) Power efficiency (lm/W) EQE (%) CIE ( x , y) EL maximum HOMO (eV) LUMO (eV) Bandgap
5P-VA 9.51 1.91 0.76 1.89 0.154, 0196 466 -5.50 -2.52 2.99
5P-VTPA 7.31 1.30 0.63 3.59 0.150, 0.076 451 -5.65 -2.70 2.95
5P-DVTPA 7.87 2.10 0.93 3.34 0.148, 0.120 457 -5.60 -2.71 2.89

Device: ITO/ 2-TNATA 60 nm/ NPB 15 nm/ EML 35 nm/ TPBi 20 nm/ LiF 1 nm/ Al 200 nm.

Shin et al.

Shin et al. Nanoscale Research Letters 2013 8:421   doi:10.1186/1556-276X-8-421

Open Data