Challenge to Future Displays: Transparent AM-OLED driven by PEALD grown ZnO TFT

  • 발행 : 2007.08.27

초록

We have fabricated 3.5” transparent AM-OLED panel driven by PEALD grown ZnO TFT. The performance of ZnO thin film transistor was improved by adapting top gate structure, protection layer for ZnO from photolithography process, optimizing temperature and plasma power of ZnO growth process. The ZnO-TFT has a mobility of $8.9cm^2/V.s$, a subthreshold swing of 0.95V, and an on/off ratio of $10^7$.

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