Threshold voltage instability and polyimide charging effects of LTPS TFTs for flexible displays

Abstract In this paper, we investigate the Vth shift of p-type LTPS TFTs fabricated on a polyimide (PI) and glass substrate considering charging phenomena. The Vth of the LTPS TFTs with a PI substrate positively shift after a bias temperature stress test. However, the Vth with a glass substrate rare...

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Bibliographic Details
Main Authors: Hyojung Kim, Jongwoo Park, Taeyoung Khim, Sora Bak, Jangkun Song, Byoungdeog Choi
Format: article
Language:EN
Published: Nature Portfolio 2021
Subjects:
R
Q
Online Access:https://doaj.org/article/883cbc4ca5e845ac99435f9d4fd1c0c0
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