Figure 4

(a) Current-voltage (I–V) curves, (b) EL spectra at an injection current of 20 mA and (c) EQE of UV-LEDs with AgNWs, A-1GE and A-2GE as TCEs. (b, inset) EL images taken at 20 mA.

(a) Current-voltage (I–V) curves, (b) EL spectra at an injection current of 20 mA and (c) EQE of UV-LEDs with AgNWs, A-1GE and A-2GE as TCEs. (b, inset) EL images taken at 20 mA.