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. 2016 Jul 8;6:29464. doi: 10.1038/srep29464

Figure 4.

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.