KR20080074023A - 전기 절연 재료의 표면 상에 안착하는 반도체층의 두께감소 및 균일화 방법 - Google Patents
전기 절연 재료의 표면 상에 안착하는 반도체층의 두께감소 및 균일화 방법 Download PDFInfo
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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
- H01L21/30604—Chemical etching
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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
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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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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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
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Weting (AREA)
- Drying Of Semiconductors (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (13)
- 전기 절연 재료의 표면 상에 안착하는 반도체층의 두께 감소 및 균일화 방법으로서,상기 반도체층의 표면은 산화 환원 전위가 상기 반도체층의 요구되는 최종 두께 및 재료의 함수로 조절되는 에천트(etchant)의 작용에 노출되어, 상기 에천트로 인한 상기 반도체층의 표면 상에서의 단위 시간당 재료의 부식은 상기 반도체층의 두께가 감소함에 따라 적어지고, 상기 요구되는 두께에 도달할 때 상기 단위 시간당 재료의 부식은 초당 두께의 0 내지 10 %이며, 상기 방법은 광의 작용 또는 외부 전기 전압의 적용이 없이 수행되는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 1에 있어서, 상기 반도체층은 실리콘, 게르마늄, 탄화실리콘, Ⅲ/Ⅴ 화합물 반도체 및 Ⅱ/Ⅵ 화합물 반도체로 구성된 그룹으로부터 선택된 하나 이상의 물질을 포함하는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 1 또는 청구항 2에 있어서, 상기 에천트의 산화 환원 전위는 상기 에천트의 조성에 의해 조절되는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 3에 있어서, 상기 에천트의 산화 환원 전위는 상기 에천트의 성분의 선택에 의해 조절되는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 3에 있어서, 상기 에천트의 산화 환원 전위는 상기 에천트의 성분의 농도에 의해 조절되는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 5에 있어서, 상기 에천트의 산화 환원 전위는 본질적으로 상기 에천트의 pH에 의해 결정되고, 상기 에천트의 성분의 농도는 적절한 pH가 맞추어지도록 선택되는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 3에 있어서, 상기 산화 환원 전위는 온도의 선택에 의해 추가적으로 조절되는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 3에 있어서, 상기 반도체층은 실리콘을 포함하고, 상기 에천트는 하나 이상의 플루오르화 화합물을 포함하는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 8에 있어서, 상기 에천트는 플루오르화 수소 및 플루오르화물 염을 포함하는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 9에 있어서, 상기 플루오르화물 염은 플루오르화 암모늄인 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 1 또는 청구항 2에 있어서, 상기 반도체층은 p-도핑된 실리콘을 포함하는 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 1 또는 청구항 2에 있어서, 상기 반도체층은 SOI 웨이퍼의 기능층인 것인 반도체층의 두께 감소 및 균일화 방법.
- 청구항 1 또는 청구항 2에 있어서, 상기 에천트로 인한 상기 반도체층의 표면 상의 단위 시간당 재료의 부식은 상기 요구되는 최종 두께에 도달할 때 0 내지 1 ㎚인 것인 반도체층의 두께 감소 및 균일화 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102007006151A DE102007006151B4 (de) | 2007-02-07 | 2007-02-07 | Verfahren zur Verringerung und Homogenisierung der Dicke einer Halbleiterschicht, die sich auf der Oberfläche eines elektrisch isolierenden Materials befindet |
DE102007006151.1 | 2007-02-07 |
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KR20080074023A true KR20080074023A (ko) | 2008-08-12 |
KR100922834B1 KR100922834B1 (ko) | 2009-10-20 |
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KR1020080001673A KR100922834B1 (ko) | 2007-02-07 | 2008-01-07 | 전기 절연 재료의 표면 상에 안착하는 반도체층의 두께감소 및 균일화 방법 |
Country Status (8)
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US (1) | US7988876B2 (ko) |
EP (1) | EP1956643B1 (ko) |
JP (1) | JP5072633B2 (ko) |
KR (1) | KR100922834B1 (ko) |
CN (1) | CN101241856B (ko) |
DE (1) | DE102007006151B4 (ko) |
SG (1) | SG144858A1 (ko) |
TW (1) | TWI415184B (ko) |
Cited By (1)
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KR20150021499A (ko) * | 2012-05-25 | 2015-03-02 | 소이텍 | 반도체층의 두께 균일성을 개선하기 위한 절연체 상 반도체의 처리 방법 |
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JP7039706B2 (ja) * | 2018-07-20 | 2022-03-22 | 富士フイルム株式会社 | 処理液および処理方法 |
US11869774B2 (en) * | 2020-09-25 | 2024-01-09 | Changxin Memory Technologies, Inc. | Method for improving etching rate of wet etching |
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JP2005347587A (ja) * | 2004-06-04 | 2005-12-15 | Sony Corp | ドライエッチング後の洗浄液組成物および半導体装置の製造方法 |
DE102004054566B4 (de) | 2004-11-11 | 2008-04-30 | Siltronic Ag | Verfahren und Vorrichtung zum Einebnen einer Halbleiterscheibe sowie Halbleiterscheibe mit verbesserter Ebenheit |
JP4693642B2 (ja) * | 2006-01-30 | 2011-06-01 | 株式会社東芝 | 半導体装置の製造方法および洗浄装置 |
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KR20150021499A (ko) * | 2012-05-25 | 2015-03-02 | 소이텍 | 반도체층의 두께 균일성을 개선하기 위한 절연체 상 반도체의 처리 방법 |
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JP2008193100A (ja) | 2008-08-21 |
TWI415184B (zh) | 2013-11-11 |
TW200834709A (en) | 2008-08-16 |
US20080188084A1 (en) | 2008-08-07 |
EP1956643B1 (de) | 2014-04-09 |
DE102007006151A1 (de) | 2008-08-14 |
CN101241856B (zh) | 2011-08-31 |
CN101241856A (zh) | 2008-08-13 |
JP5072633B2 (ja) | 2012-11-14 |
KR100922834B1 (ko) | 2009-10-20 |
DE102007006151B4 (de) | 2008-11-06 |
SG144858A1 (en) | 2008-08-28 |
EP1956643A1 (de) | 2008-08-13 |
US7988876B2 (en) | 2011-08-02 |
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