TWI367527B - Method of preventing etch profile bending and bowing in high aspect ratio openings by treating a polymer formed on the opening sidewalls - Google Patents

Method of preventing etch profile bending and bowing in high aspect ratio openings by treating a polymer formed on the opening sidewalls

Info

Publication number
TWI367527B
TWI367527B TW097134225A TW97134225A TWI367527B TW I367527 B TWI367527 B TW I367527B TW 097134225 A TW097134225 A TW 097134225A TW 97134225 A TW97134225 A TW 97134225A TW I367527 B TWI367527 B TW I367527B
Authority
TW
Taiwan
Prior art keywords
bowing
treating
aspect ratio
high aspect
polymer formed
Prior art date
Application number
TW097134225A
Other languages
English (en)
Chinese (zh)
Other versions
TW200924050A (en
Inventor
Kallol Bera
Kenny L Doan
Stephan Wege
Subhash Deshmukh
Original Assignee
Applied Materials Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Applied Materials Inc filed Critical Applied Materials Inc
Publication of TW200924050A publication Critical patent/TW200924050A/zh
Application granted granted Critical
Publication of TWI367527B publication Critical patent/TWI367527B/zh

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/24—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials
    • H10P50/242—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
    • H10P50/282—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
    • H10P50/283—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated discharge
    • H01J37/32091—Radio frequency generated discharge the radio frequency energy being capacitively coupled to the plasma
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated discharge
    • H01J37/32137—Radio frequency generated discharge controlling of the discharge by modulation of energy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32431—Constructional details of the reactor
    • H01J37/3244—Gas supply means
    • H01J37/32449—Gas control, e.g. control of the gas flow
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/01—Manufacture or treatment
    • H10W20/071—Manufacture or treatment of dielectric parts thereof
    • H10W20/081—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Drying Of Semiconductors (AREA)
  • Plasma Technology (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
TW097134225A 2007-09-25 2008-09-05 Method of preventing etch profile bending and bowing in high aspect ratio openings by treating a polymer formed on the opening sidewalls TWI367527B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/861,032 US7846846B2 (en) 2007-09-25 2007-09-25 Method of preventing etch profile bending and bowing in high aspect ratio openings by treating a polymer formed on the opening sidewalls

Publications (2)

Publication Number Publication Date
TW200924050A TW200924050A (en) 2009-06-01
TWI367527B true TWI367527B (en) 2012-07-01

Family

ID=39952217

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097134225A TWI367527B (en) 2007-09-25 2008-09-05 Method of preventing etch profile bending and bowing in high aspect ratio openings by treating a polymer formed on the opening sidewalls

Country Status (6)

Country Link
US (1) US7846846B2 (cg-RX-API-DMAC7.html)
EP (1) EP2043139A2 (cg-RX-API-DMAC7.html)
JP (1) JP5553496B2 (cg-RX-API-DMAC7.html)
KR (1) KR101019930B1 (cg-RX-API-DMAC7.html)
CN (1) CN101447425B (cg-RX-API-DMAC7.html)
TW (1) TWI367527B (cg-RX-API-DMAC7.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100330805A1 (en) * 2007-11-02 2010-12-30 Kenny Linh Doan Methods for forming high aspect ratio features on a substrate
KR101575190B1 (ko) * 2010-02-12 2015-12-08 삼성전자주식회사 윗면과 바닥면의 시디차가 없는 깊은 트렌치를 갖는 반도체 및 제조방법
CN101866848B (zh) * 2010-04-29 2012-05-30 中微半导体设备(上海)有限公司 一种刻蚀有机物层的等离子刻蚀方法
US9165785B2 (en) 2013-03-29 2015-10-20 Tokyo Electron Limited Reducing bowing bias in etching an oxide layer
US9275869B2 (en) * 2013-08-02 2016-03-01 Lam Research Corporation Fast-gas switching for etching
KR102203460B1 (ko) 2014-07-11 2021-01-18 삼성전자주식회사 나노구조 반도체 발광소자의 제조방법
KR20160119329A (ko) 2015-04-02 2016-10-13 삼성전자주식회사 반도체 소자의 미세패턴 형성방법
KR102345979B1 (ko) 2015-04-30 2021-12-31 삼성디스플레이 주식회사 표시 장치 및 그 제조 방법
CN111063655A (zh) * 2018-10-17 2020-04-24 无锡华润上华科技有限公司 一种半导体器件的制造方法
CN111785604B (zh) * 2019-04-04 2025-04-08 中微半导体设备(上海)股份有限公司 气体喷淋头、制作方法及包括气体喷淋头的等离子体装置
KR20250174700A (ko) 2019-10-18 2025-12-12 램 리써치 코포레이션 SIO2:SINx 에칭 선택도를 향상시키기 위한 선택적 부착
US11437230B2 (en) 2020-04-06 2022-09-06 Applied Materials, Inc. Amorphous carbon multilayer coating with directional protection
TWI874690B (zh) * 2020-08-12 2025-03-01 日商東京威力科創股份有限公司 蝕刻方法及電漿蝕刻裝置
US12106971B2 (en) 2020-12-28 2024-10-01 American Air Liquide, Inc. High conductive passivation layers and method of forming the same during high aspect ratio plasma etching
KR20230050130A (ko) * 2021-10-07 2023-04-14 삼성전자주식회사 식각 공정을 이용하는 집적회로 소자의 제조 방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9616225D0 (en) * 1996-08-01 1996-09-11 Surface Tech Sys Ltd Method of surface treatment of semiconductor substrates
US6187685B1 (en) * 1997-08-01 2001-02-13 Surface Technology Systems Limited Method and apparatus for etching a substrate
US6228775B1 (en) 1998-02-24 2001-05-08 Micron Technology, Inc. Plasma etching method using low ionization potential gas
JP4153606B2 (ja) * 1998-10-22 2008-09-24 東京エレクトロン株式会社 プラズマエッチング方法およびプラズマエッチング装置
DE69942034D1 (de) * 1998-11-04 2010-04-01 Surface Technology Systems Plc Verfahren zur ätzung eines substrats
JP2002110647A (ja) 2000-09-29 2002-04-12 Hitachi Ltd 半導体集積回路装置の製造方法
JP5174319B2 (ja) * 2005-11-11 2013-04-03 株式会社日立ハイテクノロジーズ エッチング処理装置およびエッチング処理方法
US7713430B2 (en) * 2006-02-23 2010-05-11 Micron Technology, Inc. Using positive DC offset of bias RF to neutralize charge build-up of etch features
KR100763514B1 (ko) 2006-06-30 2007-10-04 삼성전자주식회사 반도체 장치의 개구 형성 방법 및 이를 이용한 반도체 장치제조 방법
US7682986B2 (en) * 2007-02-05 2010-03-23 Lam Research Corporation Ultra-high aspect ratio dielectric etch
US20080203056A1 (en) * 2007-02-26 2008-08-28 Judy Wang Methods for etching high aspect ratio features

Also Published As

Publication number Publication date
US7846846B2 (en) 2010-12-07
CN101447425A (zh) 2009-06-03
TW200924050A (en) 2009-06-01
KR101019930B1 (ko) 2011-03-08
KR20090031822A (ko) 2009-03-30
JP5553496B2 (ja) 2014-07-16
EP2043139A2 (en) 2009-04-01
JP2009124109A (ja) 2009-06-04
CN101447425B (zh) 2011-06-01
US20090081876A1 (en) 2009-03-26

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees