TWI323487B - Plasma etching method - Google Patents

Plasma etching method Download PDF

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Publication number
TWI323487B
TWI323487B TW095104920A TW95104920A TWI323487B TW I323487 B TWI323487 B TW I323487B TW 095104920 A TW095104920 A TW 095104920A TW 95104920 A TW95104920 A TW 95104920A TW I323487 B TWI323487 B TW I323487B
Authority
TW
Taiwan
Prior art keywords
etching
layer
gate
tin
plasma
Prior art date
Application number
TW095104920A
Other languages
English (en)
Chinese (zh)
Other versions
TW200723393A (en
Inventor
Masahito Mori
Toshiaki Nishida
Naoshi Itabashi
Motohiko Yoshigai
Hideyuki Kazumi
Kazutami Tago
Original Assignee
Hitachi High Tech Corp
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 Hitachi High Tech Corp filed Critical Hitachi High Tech Corp
Publication of TW200723393A publication Critical patent/TW200723393A/zh
Application granted granted Critical
Publication of TWI323487B publication Critical patent/TWI323487B/zh

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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
    • H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas
    • 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
    • H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas
    • H10P50/268—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas of silicon-containing layers
    • 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
    • H10P50/286—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of organic materials
    • H10P50/287—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of organic materials by chemical means
    • 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
    • H10P74/00—Testing or measuring during manufacture or treatment of wafers, substrates or devices
    • H10P74/23—Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by multiple measurements, corrections, marking or sorting processes
    • H10P74/238—Testing or measuring during manufacture or treatment of wafers, substrates or devices characterised by multiple measurements, corrections, marking or sorting processes comprising acting in response to an ongoing measurement without interruption of processing, e.g. endpoint detection or in-situ thickness measurement
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/01—Manufacture or treatment
    • H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
    • H10D30/024—Manufacture or treatment of FETs having insulated gates [IGFET] of fin field-effect transistors [FinFET]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00—Electrodes of devices having potential barriers
    • H10D64/01—Manufacture or treatment
    • H10D64/013—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator
    • H10D64/01302—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon
    • H10D64/01304—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
    • H10D64/01326—Aspects related to lithography, isolation or planarisation of the conductor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
    • H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
    • H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
    • H10D84/0172—Manufacturing their gate conductors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
    • H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
    • H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
    • H10D84/0172—Manufacturing their gate conductors
    • H10D84/0177—Manufacturing their gate conductors the gate conductors having different materials or different implants
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
    • H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
    • H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
    • H10D84/0188—Manufacturing their isolation regions
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • H10D84/02—Manufacture or treatment characterised by using material-based technologies
    • H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
    • H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
    • H10D86/01—Manufacture or treatment

Landscapes

  • Drying Of Semiconductors (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Thin Film Transistor (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
  • ing And Chemical Polishing (AREA)
TW095104920A 2005-12-08 2006-02-14 Plasma etching method TWI323487B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005355092A JP4849881B2 (ja) 2005-12-08 2005-12-08 プラズマエッチング方法

Publications (2)

Publication Number Publication Date
TW200723393A TW200723393A (en) 2007-06-16
TWI323487B true TWI323487B (en) 2010-04-11

Family

ID=38139962

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095104920A TWI323487B (en) 2005-12-08 2006-02-14 Plasma etching method

Country Status (4)

Country Link
US (1) US7442651B2 (https=)
JP (1) JP4849881B2 (https=)
KR (1) KR100792018B1 (https=)
TW (1) TWI323487B (https=)

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* Cited by examiner, † Cited by third party
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US7910488B2 (en) * 2007-07-12 2011-03-22 Applied Materials, Inc. Alternative method for advanced CMOS logic gate etch applications
JP2009027083A (ja) * 2007-07-23 2009-02-05 Toshiba Corp 半導体装置及びその製造方法
JP5248063B2 (ja) * 2007-08-30 2013-07-31 株式会社日立ハイテクノロジーズ 半導体素子加工方法
JP4994161B2 (ja) * 2007-08-30 2012-08-08 株式会社日立ハイテクノロジーズ メタルゲートのドライエッチング方法
JP5037303B2 (ja) * 2007-11-08 2012-09-26 株式会社日立ハイテクノロジーズ ｈｉｇｈ−ｋ／メタル構造を備えた半導体素子のプラズマ処理方法
US8012811B2 (en) * 2008-01-03 2011-09-06 International Business Machines Corporation Methods of forming features in integrated circuits
US8168542B2 (en) * 2008-01-03 2012-05-01 International Business Machines Corporation Methods of forming tubular objects
JP5223364B2 (ja) * 2008-02-07 2013-06-26 東京エレクトロン株式会社 プラズマエッチング方法及び記憶媒体
JP5042162B2 (ja) * 2008-08-12 2012-10-03 株式会社日立ハイテクノロジーズ 半導体加工方法
JP5377993B2 (ja) * 2009-01-30 2013-12-25 株式会社日立ハイテクノロジーズ プラズマ処理方法
JP5250476B2 (ja) * 2009-05-11 2013-07-31 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
JP5730521B2 (ja) * 2010-09-08 2015-06-10 株式会社日立ハイテクノロジーズ 熱処理装置
US20130270227A1 (en) * 2012-04-13 2013-10-17 Lam Research Corporation Layer-layer etch of non volatile materials
US9991285B2 (en) 2013-10-30 2018-06-05 Taiwan Semiconductor Manufacturing Company, Ltd. Mechanisms for forming FinFET device
US10535566B2 (en) * 2016-04-28 2020-01-14 Taiwan Semiconductor Manufacturing Company, Ltd. Semiconductor device and method of manufacture
JP6667400B2 (ja) * 2016-08-12 2020-03-18 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システム
US10049940B1 (en) 2017-08-25 2018-08-14 Taiwan Semiconductor Manufacturing Co., Ltd. Structure and method for metal gates with roughened barrier layer
CN109427578A (zh) * 2017-08-24 2019-03-05 中芯国际集成电路制造(上海)有限公司 半导体结构及其形成方法
US10770563B2 (en) 2018-10-24 2020-09-08 Taiwan Semiconductor Manufacturing Co., Ltd. Gate structure and patterning method for multiple threshold voltages

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TW409152B (en) * 1996-06-13 2000-10-21 Samsung Electronic Etching gas composition for ferroelectric capacitor electrode film and method for etching a transition metal thin film
KR100255661B1 (ko) 1997-02-22 2000-05-01 윤종용 반도체 소자의 전극층 식각 방법
US6084279A (en) 1997-03-31 2000-07-04 Motorola Inc. Semiconductor device having a metal containing layer overlying a gate dielectric
US6063698A (en) 1997-06-30 2000-05-16 Motorola, Inc. Method for manufacturing a high dielectric constant gate oxide for use in semiconductor integrated circuits
EP1029099A2 (en) * 1997-10-15 2000-08-23 Tokyo Electron Limited Apparatus and method for adjusting density distribution of a plasma
US6069035A (en) * 1997-12-19 2000-05-30 Lam Researh Corporation Techniques for etching a transition metal-containing layer
KR100259072B1 (ko) * 1997-12-23 2000-08-01 김영환 금속게이트 형성방법
EP0932190A1 (en) * 1997-12-30 1999-07-28 International Business Machines Corporation Method of plasma etching the tungsten silicide layer in the gate conductor stack formation
KR100276251B1 (ko) * 1997-12-30 2001-02-01 포만 제프리 엘 게이트 도체 스택 형성에서 텅스텐 실리사이드 층을 플라즈마식각하는 방법
US5968847A (en) 1998-03-13 1999-10-19 Applied Materials, Inc. Process for copper etch back
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Also Published As

Publication number Publication date
US7442651B2 (en) 2008-10-28
US20070134922A1 (en) 2007-06-14
JP2007158250A (ja) 2007-06-21
TW200723393A (en) 2007-06-16
KR20070060963A (ko) 2007-06-13
KR100792018B1 (ko) 2008-01-04
JP4849881B2 (ja) 2012-01-11

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