Table 1. Performance of flexible QLEDs.

Substrate EL peak (nm) Lmax (cd/m2) CE (cd/A)
Parylene C/SU-8 [26] ~540 44,700 4.5
Parylene C/SU-8 [12] ~550 50,500 -
PET [27] 606 106,890 16.3
Al foil [5] 624 39,880 3.6
PEN (this work) 9,420 6.2
Al-coated PEN (this work) 621 366,000 43.3