Study of electrical characterization of 2-methyl-9, 10-di (2-naphthyl)anthracene doped with tungsten oxide as hole-transport layer

Ming Ta Hsieh*, Meng Huan Ho, Kuan Heng Lin, Jenn-Fang Chen, Teng-Ming Chen, Chin H. Chen

*此作品的通信作者

研究成果: Article同行評審

9 引文 斯高帕斯(Scopus)

摘要

An efficient p -doped transport layer composed of an ambipolar material, 2-methyl-9,10-di(2-naphthyl)anthracene (MADN) and tungsten oxide (WO 3) has been developed. The admittance spectroscopy studies show that the incorporation of WO3 into MADN can greatly improve the hole injection and the conductivity of the device. Moreover, when this p -doped layer was incorporated in the tris(8-quinolinolato)aluminum-based device, it achieved a current efficiency of 4.0 cd/A and a power efficiency of 2.4 lm/W at 20 mA/ cm2. This work paves the way to simplify the fabrication of future p-i-n organic light-emitting devices with a single common ambipolar MADN material.

原文English
文章編號033501
期刊Applied Physics Letters
95
發行號3
DOIs
出版狀態Published - 2009

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