Superlattice HfO2-ZrO2based Ferro-Stack HfZrO2FeFETs: Homogeneous-Domain Merits Ultra-Low Error, Low Programming Voltage 4 V and Robust Endurance 109cycles for Multibit NVM

C. Y. Liao, Z. F. Lou, C. Y. Lin, A. Senapati, R. Karmakar, K. Y. Hsiang, Z. X. Li, W. C. Ray, J. Y. Lee, P. H. Chen, F. S. Chang, H. H. Tseng, C. C. Wang, J. H. Tsai, Y. T. Tang, S. T. Chang, C. W. Liu, S. Maikap*, M. H. Lee*

*此作品的通信作者

研究成果: 書貢獻/報告類型會議論文篇章

9 引文 斯高帕斯(Scopus)

摘要

Superlattice (SL) HfO2-ZrO2 with physical thickness of 5 nm and low phase fraction ratio 0.101:1 of monoclinic-phase (m-phase) to orthorhombic-phase (o-phase) investigated by geometrical phase analysis (GPA) is demonstrated. The homogeneous and congruous of SL-HfZrO2 (HZO) with sufficient ferroelectric-domain is integrated as ferro-stack FeFETs for multibit NVM with low |VPG/ER| = 4 V, ultra-low error rate = 7.5×10-16, record high 2-bit endurance for 109 cycles, and stable data retention > 104 s. The device-to-device (D2D) variation of nanoscale 3D FeFETs is also improved with the proposed SL-HZO. The superlattice technique for FE-HZO is a promising concept with elevating the coherence of domain access due to high o-phase toward emerging memory applications.

原文英語
主出版物標題2022 International Electron Devices Meeting, IEDM 2022
發行者Institute of Electrical and Electronics Engineers Inc.
頁面3661-3664
頁數4
ISBN(電子)9781665489591
DOIs
出版狀態已發佈 - 2022
事件2022 International Electron Devices Meeting, IEDM 2022 - San Francisco, 美国
持續時間: 2022 12月 32022 12月 7

出版系列

名字Technical Digest - International Electron Devices Meeting, IEDM
2022-December
ISSN(列印)0163-1918

會議

會議2022 International Electron Devices Meeting, IEDM 2022
國家/地區美国
城市San Francisco
期間2022/12/032022/12/07

ASJC Scopus subject areas

  • 電子、光磁材料
  • 凝聚態物理學
  • 材料化學
  • 電氣與電子工程

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