R2R gravure printed flexible carbon nanotube-based TFT active matrixes and its flexible display application

  • Junfeng Sun
  • , Hyejin Park
  • , Jinhwa Park
  • , Kiran Shrestha
  • , Younsu Jung
  • , Gyoujin Cho

Research output: Contribution to journalConference articlepeer-review

Abstract

R2R gravure printing system was employed for printing a limitless size of thin-film transistor-active matrix (TFT-AM) with a resolution of 10 at the printing speed of 6 m/min. The R2R printed TFT-AM was shown a 92.7% device yield, average mobility of 0.11±0.005 cm2/Vs, an average on-off current ratio of 103.85±0.29, and a threshold voltage (Vth) variation of ±12.3 %. To demonstrate the concept of flexible display, an electrophoretic display (ECD) signage was demonstrated by simply laminating the electrophoretic sheet on the R2R gravure printed carbon nanotube-based TFT active matrix.

Original languageEnglish
Pages (from-to)147-148
Number of pages2
JournalDigest of Technical Papers - SID International Symposium
Volume53
Issue numberS1
DOIs
StatePublished - 2022
EventInternational Conference on Display Technology, ICDT 2022 - Fuzhou, China
Duration: 9 Jul 202212 Jul 2022

Keywords

  • carbon nanotube
  • flexible display
  • R2R gravure
  • TFT-AM

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