JP2024505507A5 - - Google Patents

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Publication number
JP2024505507A5
JP2024505507A5 JP2023545747A JP2023545747A JP2024505507A5 JP 2024505507 A5 JP2024505507 A5 JP 2024505507A5 JP 2023545747 A JP2023545747 A JP 2023545747A JP 2023545747 A JP2023545747 A JP 2023545747A JP 2024505507 A5 JP2024505507 A5 JP 2024505507A5
Authority
JP
Japan
Prior art keywords
germanium
layer
plasma
nitrogen
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2023545747A
Other languages
English (en)
Japanese (ja)
Other versions
JP2024505507A (ja
Filing date
Publication date
Priority claimed from US17/161,199 external-priority patent/US11482423B2/en
Application filed filed Critical
Publication of JP2024505507A publication Critical patent/JP2024505507A/ja
Publication of JP2024505507A5 publication Critical patent/JP2024505507A5/ja
Pending legal-status Critical Current

Links

JP2023545747A 2021-01-28 2022-01-24 プラズマエッチング技法 Pending JP2024505507A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/161,199 2021-01-28
US17/161,199 US11482423B2 (en) 2021-01-28 2021-01-28 Plasma etching techniques
PCT/US2022/013558 WO2022164759A1 (en) 2021-01-28 2022-01-24 Plasma etching techniques

Publications (2)

Publication Number Publication Date
JP2024505507A JP2024505507A (ja) 2024-02-06
JP2024505507A5 true JP2024505507A5 (https=) 2025-01-28

Family

ID=82496031

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023545747A Pending JP2024505507A (ja) 2021-01-28 2022-01-24 プラズマエッチング技法

Country Status (6)

Country Link
US (1) US11482423B2 (https=)
JP (1) JP2024505507A (https=)
KR (1) KR20230131945A (https=)
CN (1) CN116897414A (https=)
TW (1) TW202238717A (https=)
WO (1) WO2022164759A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12272558B2 (en) * 2022-05-09 2025-04-08 Tokyo Electron Limited Selective and isotropic etch of silicon over silicon-germanium alloys and dielectrics; via new chemistry and surface modification
WO2025174546A1 (en) * 2024-02-12 2025-08-21 Applied Materials, Inc. Selective etching of silicon-and-germanium-containing materials with reduced under layer loss
WO2025244994A1 (en) * 2024-05-21 2025-11-27 Lam Research Corporation Selective etch of stack using a nitrogen and fluorine containing gas

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6596597B2 (en) * 2001-06-12 2003-07-22 International Business Machines Corporation Method of manufacturing dual gate logic devices
US8389416B2 (en) * 2010-11-22 2013-03-05 Tokyo Electron Limited Process for etching silicon with selectivity to silicon-germanium
JP5819243B2 (ja) * 2012-04-23 2015-11-18 株式会社日立ハイテクノロジーズ ドライエッチング方法
JP5851349B2 (ja) 2012-06-04 2016-02-03 株式会社日立ハイテクノロジーズ プラズマエッチング方法及びプラズマエッチング装置
US9576809B2 (en) 2013-11-04 2017-02-21 Applied Materials, Inc. Etch suppression with germanium
US9419107B2 (en) 2014-06-19 2016-08-16 Applied Materials, Inc. Method for fabricating vertically stacked nanowires for semiconductor applications
US9653291B2 (en) * 2014-11-13 2017-05-16 Applied Materials, Inc. Method for removing native oxide and residue from a III-V group containing surface
JP6426489B2 (ja) * 2015-02-03 2018-11-21 東京エレクトロン株式会社 エッチング方法
US9786664B2 (en) * 2016-02-10 2017-10-10 International Business Machines Corporation Fabricating a dual gate stack of a CMOS structure
KR102323389B1 (ko) 2016-03-02 2021-11-05 도쿄엘렉트론가부시키가이샤 튜닝가능한 선택도를 갖는 등방성 실리콘 및 실리콘-게르마늄 에칭
US10177227B1 (en) * 2017-08-28 2019-01-08 Applied Materials, Inc. Method for fabricating junctions and spacers for horizontal gate all around devices
US10529581B2 (en) * 2017-12-29 2020-01-07 L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude SiN selective etch to SiO2 with non-plasma dry process for 3D NAND device applications
WO2020172208A1 (en) 2019-02-20 2020-08-27 Tokyo Electron Limited Method for selective etching at an interface between materials
KR102727230B1 (ko) * 2019-07-18 2024-11-06 도쿄엘렉트론가부시키가이샤 금속의 제어 가능한 에칭 선택비를 갖는 기상 에칭
US11069819B2 (en) * 2019-10-30 2021-07-20 Globalfoundries U.S. Inc. Field-effect transistors with channel regions that include a two-dimensional material on a mandrel

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