CN105981131B - 半导体的选择性电化学蚀刻 - Google Patents

半导体的选择性电化学蚀刻 Download PDF

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Publication number
CN105981131B
CN105981131B CN201580007817.4A CN201580007817A CN105981131B CN 105981131 B CN105981131 B CN 105981131B CN 201580007817 A CN201580007817 A CN 201580007817A CN 105981131 B CN105981131 B CN 105981131B
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semiconductor layer
semiconductor
layer
substrate
porosity
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CN105981131A (zh
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拉金德拉·P·达哈尔
伊什瓦拉·B·巴特
周达成
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Rensselaer Polytechnic Institute
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Rensselaer Polytechnic Institute
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/3063—Electrolytic etching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/3063—Electrolytic etching
    • H01L21/30635—Electrolytic etching of AIIIBV compounds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/322—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections
    • H01L21/3228—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections of AIIIBV compounds, e.g. to make them semi-insulating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/34—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies not provided for in groups H01L21/18, H10D48/04 and H10D48/07, with or without impurities, e.g. doping materials
    • H01L21/46—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428
    • H01L21/461—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/465—Chemical or electrical treatment, e.g. electrolytic etching
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
    • H10D12/01—Manufacture or treatment
    • H10D12/031—Manufacture or treatment of IGBTs
    • H10D12/032—Manufacture or treatment of IGBTs of vertical IGBTs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
    • H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
    • H10D62/832—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge being Group IV materials comprising two or more elements, e.g. SiGe
    • H10D62/8325—Silicon carbide
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D8/00—Diodes
    • H10D8/01—Manufacture or treatment
    • H10D8/043—Manufacture or treatment of planar diodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D8/00—Diodes
    • H10D8/01—Manufacture or treatment
    • H10D8/051—Manufacture or treatment of Schottky diodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D8/00—Diodes
    • H10D8/50—PIN diodes 
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D8/00—Diodes
    • H10D8/60—Schottky-barrier diodes 
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
    • H10D12/411—Insulated-gate bipolar transistors [IGBT]
    • H10D12/441—Vertical IGBTs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
    • H10D62/85—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group III-V materials, e.g. GaAs
    • H10D62/8503—Nitride Group III-V materials, e.g. AlN or GaN

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Weting (AREA)
  • Ceramic Engineering (AREA)
CN201580007817.4A 2014-02-10 2015-02-10 半导体的选择性电化学蚀刻 Expired - Fee Related CN105981131B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461937736P 2014-02-10 2014-02-10
US61/937,736 2014-02-10
PCT/US2015/015112 WO2015120424A1 (en) 2014-02-10 2015-02-10 Selective, electrochemical etching of a semiconductor

Publications (2)

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CN105981131A CN105981131A (zh) 2016-09-28
CN105981131B true CN105981131B (zh) 2019-12-03

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Country Link
US (1) US9922838B2 (enExample)
EP (1) EP3105777A4 (enExample)
JP (2) JP2017516289A (enExample)
KR (1) KR20160119808A (enExample)
CN (1) CN105981131B (enExample)
WO (1) WO2015120424A1 (enExample)

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US10379083B2 (en) * 2016-01-04 2019-08-13 Farshid Raissi Electronic device for detection of viruses, bacteria, and pathogens
KR20250069971A (ko) 2017-09-27 2025-05-20 캠브리지 엔터프라이즈 리미티드 재료를 다공화하기 위한 방법 및 반도체 구조체
JP2020537360A (ja) * 2017-10-16 2020-12-17 クリスタル アイエス, インコーポレーテッドCrystal Is, Inc. 電子及び光電子デバイスのための窒化アルミニウム基板の電気化学的除去
GB201801337D0 (en) 2018-01-26 2018-03-14 Cambridge Entpr Ltd Method for etching a semiconductor structure
CN108519411A (zh) * 2018-03-30 2018-09-11 厦门大学 一种氮化物半导体材料除氢激活提升p型导电性的方法
JP7065717B2 (ja) * 2018-07-13 2022-05-12 株式会社Ｓｃｒｅｅｎホールディングス 基板エッチング方法
DE102018129594B4 (de) * 2018-11-23 2025-09-04 Infineon Technologies Ag Teilweises entfernen eines halbleiterwafers
JP2022541172A (ja) * 2019-07-19 2022-09-22 アイキューイー ピーエルシー 調整可能な誘電率及び調整可能な熱伝導率を有する半導体材料
JP7226200B2 (ja) * 2019-09-06 2023-02-21 株式会社デンソー エッチング液およびエッチング方法
CN113178383A (zh) * 2021-03-10 2021-07-27 华为技术有限公司 一种碳化硅基板、碳化硅器件及其基板减薄方法
US20250369155A1 (en) * 2022-06-30 2025-12-04 Tokyo Ohka Kogyo Co., Ltd. Processing method for silicon carbide single crystal substrate, silicon carbide single crystal substrate processing system, and replenishing liquid

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454915A (en) * 1992-10-06 1995-10-03 Kulite Semiconductor Products, Inc. Method of fabricating porous silicon carbide (SiC)
WO2009115551A1 (en) * 2008-03-21 2009-09-24 Rise Technology S.R.L. Method for making microstructures by converting porous silicon into porous metal or ceramics
CN102782818A (zh) * 2010-01-27 2012-11-14 耶鲁大学 用于GaN装置的基于导电性的选择性蚀刻和其应用
CN103081107A (zh) * 2010-03-09 2013-05-01 得克萨斯州大学系统董事会 多孔和非多孔纳米结构

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JP3088033B2 (ja) * 1991-08-02 2000-09-18 キヤノン株式会社 半導体装置
JP3098811B2 (ja) * 1991-07-29 2000-10-16 キヤノン株式会社 絶縁ゲート型電界効果トランジスタ及びそれを用いた半導体装置
WO1995032524A1 (en) * 1994-05-24 1995-11-30 Abb Research Ltd. Semiconductor device in silicon carbide with passivated surface
JPH1167616A (ja) * 1997-08-11 1999-03-09 Sony Corp 半導体基板および半導体薄膜ならびにそれらの製造方法
DE10054484A1 (de) * 2000-11-03 2002-05-08 Bosch Gmbh Robert Mikromechanisches Bauelement und entsprechendes Herstellungsverfahren
US6884740B2 (en) 2001-09-04 2005-04-26 The Regents Of The University Of California Photoelectrochemical undercut etching of semiconductor material
JP4554180B2 (ja) * 2003-09-17 2010-09-29 ソニー株式会社 薄膜半導体デバイスの製造方法
JP4976647B2 (ja) * 2004-07-29 2012-07-18 富士電機株式会社 炭化珪素半導体基板の製造方法
TWI369009B (en) * 2007-09-21 2012-07-21 Nat Univ Chung Hsing Light-emitting chip device with high thermal conductivity
JP5497409B2 (ja) * 2009-11-09 2014-05-21 株式会社デンソー 半導体装置の製造方法
US20130207237A1 (en) * 2010-10-15 2013-08-15 The Regents Of The University Of California Method for producing gallium nitride substrates for electronic and optoelectronic devices
JP5774900B2 (ja) * 2011-04-28 2015-09-09 学校法人 名城大学 発光ダイオード素子及びその製造方法
WO2014004261A1 (en) 2012-06-28 2014-01-03 Yale University Lateral electrochemical etching of iii-nitride materials for microfabrication

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454915A (en) * 1992-10-06 1995-10-03 Kulite Semiconductor Products, Inc. Method of fabricating porous silicon carbide (SiC)
WO2009115551A1 (en) * 2008-03-21 2009-09-24 Rise Technology S.R.L. Method for making microstructures by converting porous silicon into porous metal or ceramics
CN102782818A (zh) * 2010-01-27 2012-11-14 耶鲁大学 用于GaN装置的基于导电性的选择性蚀刻和其应用
CN103081107A (zh) * 2010-03-09 2013-05-01 得克萨斯州大学系统董事会 多孔和非多孔纳米结构

Also Published As

Publication number Publication date
EP3105777A1 (en) 2016-12-21
JP2020107890A (ja) 2020-07-09
US20170170025A1 (en) 2017-06-15
EP3105777A4 (en) 2017-09-13
KR20160119808A (ko) 2016-10-14
US9922838B2 (en) 2018-03-20
CN105981131A (zh) 2016-09-28
JP2017516289A (ja) 2017-06-15
WO2015120424A1 (en) 2015-08-13

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