JP2009530871A5 - - Google Patents

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JP2009530871A5
JP2009530871A5 JP2009501665A JP2009501665A JP2009530871A5 JP 2009530871 A5 JP2009530871 A5 JP 2009530871A5 JP 2009501665 A JP2009501665 A JP 2009501665A JP 2009501665 A JP2009501665 A JP 2009501665A JP 2009530871 A5 JP2009530871 A5 JP 2009530871A5
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Prior art keywords
gas
dielectric
flowing
sccm
barrier layer
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JP2009501665A
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JP2009530871A (ja
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Priority claimed from US11/388,246 external-priority patent/US7977245B2/en
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Claims (15)

  1. 配線構造において誘電性バリア層をエッチングするための方法であり、
    誘電性バルク絶縁層を介してその一部が露出している誘電性バリア層を有する基板をエッチングリアクタ内に配置し、誘電性バリア層は窒素ドープ炭素含有ケイ素(SiCN)フィルムであり、
    少なくともHガスを含有するガス混合物をリアクタ内に流し、
    ガス混合物から形成されるプラズマの存在下で、SiCN誘電性バリア層の露出部位を誘電性バルク絶縁層に対して選択的にエッチングすることを含む方法。
  2. ガス混合物を流す工程が、フッ素含有ガスをHガスと共にリアクタ内に流すことを含む請求項1記載の方法。
  3. エッチングする工程が、
    処理圧力を約10mTorrから約200mTorrに維持し、
    基板温度を約0℃から約50℃に制御し、
    約100ワットから約800ワットのプラズマパワーを印加することを更に含む請求項1記載の方法。
  4. フッ素含有ガスを流す工程が、フッ素含有ガスを流量約0sccmから約80sccmで流すことを含む請求項2記載の方法。
  5. フッ素含有ガスがCH、CHF、CHF、C、CF及びCから成る群から選択される請求項2記載の方法。
  6. SiCN誘電性バリア層が5.5未満の誘電率を有しており、誘電性バルク絶縁層が4未満の誘電率を有している請求項1記載の方法。
  7. 誘電性バルク層が炭素含有酸化ケイ素フィルムである請求項1記載の方法。
  8. 露出したSiCN誘電性バリア層を除去し、
    SiCN誘電性バリア層の下に配置された、基板上の下層である導電層を露出させることを含む請求項1記載の方法。
  9. 配線構造において誘電性バリア層をエッチングするための方法であり、
    誘電性バルク絶縁層を介してその一部が露出している誘電性バリア層を有する基板をエッチングリアクタ内に配置し、誘電性バリア層が5.5未満の誘電率を有し、誘電性バリア層は窒素ドープ炭素含有ケイ素(SiCN)フィルムであり、
    ガスとフッ素含有ガスを含有するガス混合物をリアクタ内に流し、
    ガス混合物から生成されたプラズマの存在下で、SiCN誘電性バリア層の露出部位を、誘電性バルク絶縁層に対して選択的にエッチングすることを含む方法。
  10. ガス混合物を流す工程が、
    ガスを流量約5sccmから約100sccmで流し、
    フッ素含有ガスを流量約0sccmから約80sccmで流すことを含む請求項9記載の方法。
  11. ガス混合物を流す工程が、
    処理圧力を約10mTorrから約200mTorrに維持し、
    基板温度を約0℃から約50℃に制御し、
    約100ワットから約800ワットのプラズマを印加することを含む請求項9記載の方法。
  12. フッ素含有ガスがCH、CHF、CHF、C、CF及びCから成る群から選択される請求項9記載の方法。
  13. 配線構造において誘電性バリア層をエッチングするための方法であり、
    誘電性バルク絶縁層を介してその一部が露出している誘電性バリア層を有する基板をエッチングリアクタ内に配置することを含み、誘電性バリア層は窒素ドープ炭素含有ケイ素(SiCN)フィルムであり、誘電性バルク絶縁層は炭素含有酸化ケイ素フィルムであり、
    ガス、フッ素含有ガス及び少なくとも1つのインサートガスを含有するガス混合物をリアクタ内に流し、
    ガス混合物から生成されるプラズマの存在下で、誘電性層の露出部位を誘電性バルク絶縁層に対して選択的にエッチングすることを含む方法。
  14. ガス混合物を流す工程が、
    ガスを流量約5sccmから約100sccmで流し、
    フッ素含有ガスを流量約0sccmから約80sccmで流し、フッ素含有ガスがCH、CHF、CHF、C、CF及びCから成る群から選択され、
    インサートガスを流量約50sccmから約500sccmで流し、インサートガスがAr、O、CO、NO、NO、He及びNから成る群から選択される請求項13記載の方法。
  15. ガス混合物を流す工程が、
    処理圧力を約10mTorrから約200mTorrに維持し、
    基板温度を約0℃から約50℃に制御し、
    約100ワットから約800ワットのプラズマを印加することを含む請求項13記載の方法。

JP2009501665A 2006-03-22 2007-03-16 誘電性バリア層を高い選択性でエッチングする方法 Pending JP2009530871A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/388,246 US7977245B2 (en) 2006-03-22 2006-03-22 Methods for etching a dielectric barrier layer with high selectivity
PCT/US2007/064141 WO2007109522A2 (en) 2006-03-22 2007-03-16 Methods for etching a dielectric barrier layer with high selectivity

Publications (2)

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JP2009530871A JP2009530871A (ja) 2009-08-27
JP2009530871A5 true JP2009530871A5 (ja) 2010-05-06

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JP2009501665A Pending JP2009530871A (ja) 2006-03-22 2007-03-16 誘電性バリア層を高い選択性でエッチングする方法

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US (2) US7977245B2 (ja)
EP (1) EP2008298A2 (ja)
JP (1) JP2009530871A (ja)
KR (1) KR101083211B1 (ja)
CN (1) CN101405844A (ja)
WO (1) WO2007109522A2 (ja)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10283321B2 (en) 2011-01-18 2019-05-07 Applied Materials, Inc. Semiconductor processing system and methods using capacitively coupled plasma
US9064815B2 (en) 2011-03-14 2015-06-23 Applied Materials, Inc. Methods for etch of metal and metal-oxide films
US9267739B2 (en) 2012-07-18 2016-02-23 Applied Materials, Inc. Pedestal with multi-zone temperature control and multiple purge capabilities
US9373517B2 (en) 2012-08-02 2016-06-21 Applied Materials, Inc. Semiconductor processing with DC assisted RF power for improved control
CN102832118B (zh) * 2012-09-11 2015-02-18 上海华力微电子有限公司 双大马士革结构中底部抗反射涂层的刻蚀方法
US9390937B2 (en) * 2012-09-20 2016-07-12 Applied Materials, Inc. Silicon-carbon-nitride selective etch
US9132436B2 (en) 2012-09-21 2015-09-15 Applied Materials, Inc. Chemical control features in wafer process equipment
US10256079B2 (en) 2013-02-08 2019-04-09 Applied Materials, Inc. Semiconductor processing systems having multiple plasma configurations
US9362130B2 (en) 2013-03-01 2016-06-07 Applied Materials, Inc. Enhanced etching processes using remote plasma sources
US20150050816A1 (en) * 2013-08-19 2015-02-19 Korea Atomic Energy Research Institute Method of electrochemically preparing silicon film
SG11201600440VA (en) * 2013-11-06 2016-02-26 Mattson Tech Inc Novel mask removal process strategy for vertical nand device
US9355922B2 (en) 2014-10-14 2016-05-31 Applied Materials, Inc. Systems and methods for internal surface conditioning in plasma processing equipment
US9966240B2 (en) 2014-10-14 2018-05-08 Applied Materials, Inc. Systems and methods for internal surface conditioning assessment in plasma processing equipment
US11637002B2 (en) 2014-11-26 2023-04-25 Applied Materials, Inc. Methods and systems to enhance process uniformity
US10573496B2 (en) 2014-12-09 2020-02-25 Applied Materials, Inc. Direct outlet toroidal plasma source
US10224210B2 (en) 2014-12-09 2019-03-05 Applied Materials, Inc. Plasma processing system with direct outlet toroidal plasma source
US11257693B2 (en) 2015-01-09 2022-02-22 Applied Materials, Inc. Methods and systems to improve pedestal temperature control
US9728437B2 (en) 2015-02-03 2017-08-08 Applied Materials, Inc. High temperature chuck for plasma processing systems
US20160225652A1 (en) 2015-02-03 2016-08-04 Applied Materials, Inc. Low temperature chuck for plasma processing systems
US9881805B2 (en) 2015-03-02 2018-01-30 Applied Materials, Inc. Silicon selective removal
US9741593B2 (en) 2015-08-06 2017-08-22 Applied Materials, Inc. Thermal management systems and methods for wafer processing systems
US9691645B2 (en) 2015-08-06 2017-06-27 Applied Materials, Inc. Bolted wafer chuck thermal management systems and methods for wafer processing systems
US9349605B1 (en) 2015-08-07 2016-05-24 Applied Materials, Inc. Oxide etch selectivity systems and methods
US10504700B2 (en) 2015-08-27 2019-12-10 Applied Materials, Inc. Plasma etching systems and methods with secondary plasma injection
US10522371B2 (en) 2016-05-19 2019-12-31 Applied Materials, Inc. Systems and methods for improved semiconductor etching and component protection
US10504754B2 (en) 2016-05-19 2019-12-10 Applied Materials, Inc. Systems and methods for improved semiconductor etching and component protection
US9865484B1 (en) 2016-06-29 2018-01-09 Applied Materials, Inc. Selective etch using material modification and RF pulsing
US10629473B2 (en) 2016-09-09 2020-04-21 Applied Materials, Inc. Footing removal for nitride spacer
US10062575B2 (en) 2016-09-09 2018-08-28 Applied Materials, Inc. Poly directional etch by oxidation
US10546729B2 (en) 2016-10-04 2020-01-28 Applied Materials, Inc. Dual-channel showerhead with improved profile
US9934942B1 (en) 2016-10-04 2018-04-03 Applied Materials, Inc. Chamber with flow-through source
US10062585B2 (en) 2016-10-04 2018-08-28 Applied Materials, Inc. Oxygen compatible plasma source
US10062579B2 (en) 2016-10-07 2018-08-28 Applied Materials, Inc. Selective SiN lateral recess
US9947549B1 (en) 2016-10-10 2018-04-17 Applied Materials, Inc. Cobalt-containing material removal
US9768034B1 (en) 2016-11-11 2017-09-19 Applied Materials, Inc. Removal methods for high aspect ratio structures
US10163696B2 (en) 2016-11-11 2018-12-25 Applied Materials, Inc. Selective cobalt removal for bottom up gapfill
US10242908B2 (en) 2016-11-14 2019-03-26 Applied Materials, Inc. Airgap formation with damage-free copper
US10026621B2 (en) 2016-11-14 2018-07-17 Applied Materials, Inc. SiN spacer profile patterning
WO2018111333A1 (en) 2016-12-14 2018-06-21 Mattson Technology, Inc. Atomic layer etch process using plasma in conjunction with a rapid thermal activation process
US10566206B2 (en) 2016-12-27 2020-02-18 Applied Materials, Inc. Systems and methods for anisotropic material breakthrough
US10431429B2 (en) 2017-02-03 2019-10-01 Applied Materials, Inc. Systems and methods for radial and azimuthal control of plasma uniformity
US10403507B2 (en) 2017-02-03 2019-09-03 Applied Materials, Inc. Shaped etch profile with oxidation
US10043684B1 (en) 2017-02-06 2018-08-07 Applied Materials, Inc. Self-limiting atomic thermal etching systems and methods
US10319739B2 (en) 2017-02-08 2019-06-11 Applied Materials, Inc. Accommodating imperfectly aligned memory holes
US10943834B2 (en) 2017-03-13 2021-03-09 Applied Materials, Inc. Replacement contact process
US10319649B2 (en) 2017-04-11 2019-06-11 Applied Materials, Inc. Optical emission spectroscopy (OES) for remote plasma monitoring
US11276590B2 (en) 2017-05-17 2022-03-15 Applied Materials, Inc. Multi-zone semiconductor substrate supports
US11276559B2 (en) 2017-05-17 2022-03-15 Applied Materials, Inc. Semiconductor processing chamber for multiple precursor flow
US10497579B2 (en) 2017-05-31 2019-12-03 Applied Materials, Inc. Water-free etching methods
US10049891B1 (en) 2017-05-31 2018-08-14 Applied Materials, Inc. Selective in situ cobalt residue removal
US10920320B2 (en) 2017-06-16 2021-02-16 Applied Materials, Inc. Plasma health determination in semiconductor substrate processing reactors
US10541246B2 (en) 2017-06-26 2020-01-21 Applied Materials, Inc. 3D flash memory cells which discourage cross-cell electrical tunneling
US10727080B2 (en) 2017-07-07 2020-07-28 Applied Materials, Inc. Tantalum-containing material removal
US10541184B2 (en) 2017-07-11 2020-01-21 Applied Materials, Inc. Optical emission spectroscopic techniques for monitoring etching
US10354889B2 (en) 2017-07-17 2019-07-16 Applied Materials, Inc. Non-halogen etching of silicon-containing materials
US10043674B1 (en) 2017-08-04 2018-08-07 Applied Materials, Inc. Germanium etching systems and methods
US10170336B1 (en) 2017-08-04 2019-01-01 Applied Materials, Inc. Methods for anisotropic control of selective silicon removal
US10297458B2 (en) 2017-08-07 2019-05-21 Applied Materials, Inc. Process window widening using coated parts in plasma etch processes
US10283324B1 (en) 2017-10-24 2019-05-07 Applied Materials, Inc. Oxygen treatment for nitride etching
US10128086B1 (en) 2017-10-24 2018-11-13 Applied Materials, Inc. Silicon pretreatment for nitride removal
US10256112B1 (en) 2017-12-08 2019-04-09 Applied Materials, Inc. Selective tungsten removal
US10903054B2 (en) 2017-12-19 2021-01-26 Applied Materials, Inc. Multi-zone gas distribution systems and methods
US11328909B2 (en) 2017-12-22 2022-05-10 Applied Materials, Inc. Chamber conditioning and removal processes
US10854426B2 (en) 2018-01-08 2020-12-01 Applied Materials, Inc. Metal recess for semiconductor structures
US10964512B2 (en) 2018-02-15 2021-03-30 Applied Materials, Inc. Semiconductor processing chamber multistage mixing apparatus and methods
US10679870B2 (en) 2018-02-15 2020-06-09 Applied Materials, Inc. Semiconductor processing chamber multistage mixing apparatus
TWI766433B (zh) 2018-02-28 2022-06-01 美商應用材料股份有限公司 形成氣隙的系統及方法
US10593560B2 (en) 2018-03-01 2020-03-17 Applied Materials, Inc. Magnetic induction plasma source for semiconductor processes and equipment
US10319600B1 (en) 2018-03-12 2019-06-11 Applied Materials, Inc. Thermal silicon etch
US10497573B2 (en) 2018-03-13 2019-12-03 Applied Materials, Inc. Selective atomic layer etching of semiconductor materials
US10573527B2 (en) 2018-04-06 2020-02-25 Applied Materials, Inc. Gas-phase selective etching systems and methods
US10490406B2 (en) 2018-04-10 2019-11-26 Appled Materials, Inc. Systems and methods for material breakthrough
US10699879B2 (en) 2018-04-17 2020-06-30 Applied Materials, Inc. Two piece electrode assembly with gap for plasma control
US10886137B2 (en) 2018-04-30 2021-01-05 Applied Materials, Inc. Selective nitride removal
US10872778B2 (en) 2018-07-06 2020-12-22 Applied Materials, Inc. Systems and methods utilizing solid-phase etchants
US10755941B2 (en) 2018-07-06 2020-08-25 Applied Materials, Inc. Self-limiting selective etching systems and methods
US10672642B2 (en) 2018-07-24 2020-06-02 Applied Materials, Inc. Systems and methods for pedestal configuration
US11049755B2 (en) 2018-09-14 2021-06-29 Applied Materials, Inc. Semiconductor substrate supports with embedded RF shield
US10892198B2 (en) 2018-09-14 2021-01-12 Applied Materials, Inc. Systems and methods for improved performance in semiconductor processing
US11062887B2 (en) 2018-09-17 2021-07-13 Applied Materials, Inc. High temperature RF heater pedestals
US11417534B2 (en) 2018-09-21 2022-08-16 Applied Materials, Inc. Selective material removal
US11682560B2 (en) 2018-10-11 2023-06-20 Applied Materials, Inc. Systems and methods for hafnium-containing film removal
US11121002B2 (en) 2018-10-24 2021-09-14 Applied Materials, Inc. Systems and methods for etching metals and metal derivatives
US11437242B2 (en) 2018-11-27 2022-09-06 Applied Materials, Inc. Selective removal of silicon-containing materials
US11721527B2 (en) 2019-01-07 2023-08-08 Applied Materials, Inc. Processing chamber mixing systems
US10920319B2 (en) 2019-01-11 2021-02-16 Applied Materials, Inc. Ceramic showerheads with conductive electrodes
US11728212B2 (en) * 2020-09-29 2023-08-15 Taiwan Semicondcutor Manufacturing Company, Ltd. Integrated circuit structure and manufacturing method thereof

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5950126A (en) 1996-12-03 1999-09-07 Nokia Telecommunications Oy Network operator controlled usage of long distance carriers
US6140226A (en) 1998-01-16 2000-10-31 International Business Machines Corporation Dual damascene processing for semiconductor chip interconnects
US6147009A (en) 1998-06-29 2000-11-14 International Business Machines Corporation Hydrogenated oxidized silicon carbon material
WO2000020770A1 (en) 1998-10-08 2000-04-13 Imo Industries, Inc. Universal joint for vehicle steering systems
US6137126A (en) 1999-08-17 2000-10-24 Advanced Micro Devices, Inc. Method to reduce gate-to-local interconnect capacitance using a low dielectric constant material for LDD spacer
US6764958B1 (en) 2000-07-28 2004-07-20 Applied Materials Inc. Method of depositing dielectric films
TW464977B (en) 2000-11-03 2001-11-21 United Microelectronics Corp Method for peeling off silicon carbide layer
US6514850B2 (en) 2001-01-31 2003-02-04 Applied Materials, Inc. Interface with dielectric layer and method of making
US20020177321A1 (en) 2001-03-30 2002-11-28 Li Si Yi Plasma etching of silicon carbide
US20020187627A1 (en) 2001-06-06 2002-12-12 Yu-Shen Yuang Method of fabricating a dual damascene structure
JP3914452B2 (ja) * 2001-08-07 2007-05-16 株式会社ルネサステクノロジ 半導体集積回路装置の製造方法
US6743725B1 (en) 2001-08-13 2004-06-01 Lsi Logic Corporation High selectivity SiC etch in integrated circuit fabrication
US7432207B2 (en) 2001-08-31 2008-10-07 Tokyo Electron Limited Method for etching object to be processed
US6753260B1 (en) 2001-10-05 2004-06-22 Taiwan Semiconductor Manufacturing Company Composite etching stop in semiconductor process integration
US6759327B2 (en) 2001-10-09 2004-07-06 Applied Materials Inc. Method of depositing low k barrier layers
US6652712B2 (en) 2001-12-19 2003-11-25 Applied Materials, Inc Inductive antenna for a plasma reactor producing reduced fluorine dissociation
US6790755B2 (en) 2001-12-27 2004-09-14 Advanced Micro Devices, Inc. Preparation of stack high-K gate dielectrics with nitrided layer
US6713402B2 (en) 2002-05-31 2004-03-30 Texas Instruments Incorporated Methods for polymer removal following etch-stop layer etch
US20030228768A1 (en) 2002-06-05 2003-12-11 Applied Materials, Inc. Dielectric etching with reduced striation
JP3616615B2 (ja) * 2002-06-06 2005-02-02 沖電気工業株式会社 半導体装置の製造方法
US7132369B2 (en) 2002-12-31 2006-11-07 Applied Materials, Inc. Method of forming a low-K dual damascene interconnect structure
US6705886B1 (en) 2003-01-23 2004-03-16 Fci Americas Technology, Inc. Electrical connector having connector position assurance member
JP2004235361A (ja) * 2003-01-29 2004-08-19 Nec Electronics Corp 半導体装置の製造方法および半導体製造装置
US6921727B2 (en) 2003-03-11 2005-07-26 Applied Materials, Inc. Method for modifying dielectric characteristics of dielectric layers
JP2004296835A (ja) * 2003-03-27 2004-10-21 Applied Materials Inc ダマシン構造を形成する方法
US7309448B2 (en) 2003-08-08 2007-12-18 Applied Materials, Inc. Selective etch process of a sacrificial light absorbing material (SLAM) over a dielectric material
US20050059234A1 (en) 2003-09-16 2005-03-17 Applied Materials, Inc. Method of fabricating a dual damascene interconnect structure
US7015133B2 (en) 2004-04-14 2006-03-21 Taiwan Semiconductor Manufacturing Company Dual damascene structure formed of low-k dielectric materials
WO2005112092A2 (en) * 2004-05-11 2005-11-24 Applied Materials, Inc. CARBON-DOPED-Si OXIDE ETCH USING H2 ADDITIVE IN FLUOROCARBON ETCH CHEMISTRY
US7288482B2 (en) * 2005-05-04 2007-10-30 International Business Machines Corporation Silicon nitride etching methods

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