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Giant Electroresistance Switching of Two-dimensional Ferroelectric α-In2Se3on p+-Si

  • Ko-Chun Lee
  • , José Ramón Durán Retamal
  • , Fei Xue
  • , Bin Cheng
  • , Hao-Ling Tang
  • , Ming-Hui Chiu
  • , Wei-Jin Hu
  • , Chih-I Wu
  • , Mei-Hsin Chen
  • , Lain-Jong Li
  • , Chen-Hsin Lien
  • , Jr-Hau He

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

Recently, the demonstration of the ferroelectricity of phase In2Se3(α-In2Se3) has opened new opportunities to develop two-dimensional small bandgap ferroelectric memories. Conventional ferroelectric hetero-junction memories have been widely studied but the performance is still limited by the large bandgap of oxide-based ferroelectric materials and limits the diode ON current and results in low ON/OFF ratio. Accordingly, we propose a novel resistive switching memory device based on the unique ferroelectric and semiconductor properties of α-In2Se3. By forming the hetero-junction of α-In2Se3 with the highly degenerated p+–Si substrate, we achieve a giant ferroelectric resistive ON/OFF ratio of 2.3 × 106.
Original languageEnglish
Title of host publication2020 International Symposium on VLSI Technology, Systems and Applications, VLSI-TSA 2020
PublisherIEEE
Pages88-89
ISBN (Print)9781728142326
DOIs
Publication statusPublished - 2020
Externally publishedYes
Event2020 International Symposium on VLSI Technology, Systems and Applications, VLSI-TSA 2020 - Hsinchu, Taiwan, China
Duration: 10 Aug 202013 Aug 2020

Publication series

NameInternational Symposium on VLSI Technology, Systems and Applications, VLSI-TSA

Conference

Conference2020 International Symposium on VLSI Technology, Systems and Applications, VLSI-TSA 2020
PlaceTaiwan, China
CityHsinchu
Period10/08/2013/08/20

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