Effect of CuPc and Mo<bold>O</bold><sub>3</sub> co-evaporated layer on the conductivity of organic light emitting diodes

Effect of CuPc and MoO₃ co-evaporated layer on the conductivity of organic light emitting diodes

He Ze-Shang, Yu Hao-Miao, Peng Huan, Hou Xiao-Yuan†

Current–voltage characteristics of devices with different function layers and structures of ITO/(function layer, 20 nm) /NPB(20 nm)/Alq3(40 nm)/LiF(1 nm)/Al. Solid squares, solid circles, and solid triangles correspond to the function layers of (CuPc:MoO₃, 1:1), CuPc, and MoO₃, respectively.