Supporting Information
Improved Efficiency of Inverted Organic LightEmitting Diodes using Tin Dioxide Nanoparticles as an Electron Injection Layer Hyunkoo Lee,† Chan-Mo Kang,† Myeongjin Park,† Jeonghun Kwak,*,‡ and Changhee Lee*,† †
Department of Electrical Engineering and Computer Science, Inter-university
Semiconductor Research Center, Seoul National University, Seoul 151-744, Republic of Korea ‡
Department of Electronic Engineering, Dong-A University, Busan 604-714, Republic of
Korea
Corresponding Author *Email:
[email protected] (J.K.),
[email protected] (C.L.)
Figure S1. The TEM image of the SnO2 nanoparticles.
Figure S2. The UV−vis absorption spectrum of the SnO2 nanoparticle film.
Figure S3. The X-ray diffraction pattern of the SnO2 nanoparticle film.
