Figure 3From: Growth and characterization of thin Cu-phthalocyanine films on MgO(001) layer for organic light-emitting diodesAFM images of Si(001)/8 nm MgO/15 nm Fe/1.8 nm MgO/2 nm CuPc films. (a) as grown, post-annealed at (b) 150°C and (c) 250°C.Back to article page