Hot carrier reliability of ald HfSiON gated MOSFETs with different compositions

H. W. Chen, S. Y. Chen, C. C. Lu, C. H. Liu, F. C. Chiu, Z. Y. Hsieh, H. S. Huang, L. W. Cheng, C. T. Lin, G. H. Ma, S. W. Sun

研究成果: 書貢獻/報告類型會議論文篇章

摘要

Metal-oxide-semiconductor field-effect transistors (MOSFETs) incorporating hafnium-silicate (HfSiON) dielectrics with different compositions were fabricated and investigated for hot carrier reliability. The experimental results reveal that the channel hot carrier (CHC) stress is worse than drain avalanche hot carrier (DAHC) stress. Moreover, the experimental results also show that the increase of oxide trapped charges (ΔNot) depends on Hf content and is about one order of magnitude larger than that of interface traps (ΔNit) after CHC or DAHC stress. Finally, some important interfacial parameters, including ΔNit δDit and ΔNot, have also been characterized through the transconductance and subthrehsold swing (SS) methods.

原文英語
主出版物標題ECS Transactions - Physics and Technology of High-k Gate Dielectrics 6
發行者Electrochemical Society Inc.
頁面55-66
頁數12
版本5
ISBN(列印)9781566776516
DOIs
出版狀態已發佈 - 2009
事件Physics and Technology of High-k Gate Dielectrics 6 - 214th ECS Meeting - Honolulu, HI, 美国
持續時間: 2008 10月 132008 10月 15

出版系列

名字ECS Transactions
號碼5
16
ISSN(列印)1938-5862
ISSN(電子)1938-6737

其他

其他Physics and Technology of High-k Gate Dielectrics 6 - 214th ECS Meeting
國家/地區美国
城市Honolulu, HI
期間2008/10/132008/10/15

ASJC Scopus subject areas

  • 一般工程

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