KR100726301B1 - 자동도핑과 후면 헤일로를 포함하지 않는 에피택셜 실리콘 웨이퍼 - Google Patents
자동도핑과 후면 헤일로를 포함하지 않는 에피택셜 실리콘 웨이퍼 Download PDFInfo
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- 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
- H01L21/20—Deposition of semiconductor materials on a substrate, e.g. epitaxial growth solid phase epitaxy
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/458—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4584—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally the substrate being rotated
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- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/12—Substrate holders or susceptors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
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Abstract
Description
Claims (87)
- 중심축과, 상기 중심축에 직교하는 전면과 후면, 원주 에지, 및 상기 중심축에서 웨이퍼의 원주 에지로 연장하는 반경을 갖는 실리콘 웨이퍼 기판- 상기 실리콘 웨이퍼 기판은 p-형 또는 n-형 도펀트 원자를 포함하고, 상기 후면은 산화물 밀봉(oxide seal)을 포함하지 않고, 화학적 기상 증착 처리에 의해 도입된 헤일로(halo)를 포함하지 않음 -, 및상기 실리콘 웨이퍼 기판의 전면 상에 중심축으로부터 원주 에지쪽으로 외부 방사상으로 연장하는 축방향 대칭 영역으로 특징지어지는 에피택셜 실리콘층- 상기 에피택셜 실리콘층은 p-형 또는 N-형 도펀트 원자를 포함하고, 상기 축방향 대칭 영역의 비저항은 균일하고, 그 반경은 기판의 반경 길이의 적어도 80% 정도임- 을 포함하는 단결정 실리콘 웨이퍼.
- 제1항에 있어서, 상기 전면과 후면은 거울 광택(specular gloss)을 갖는 단결정 실리콘 웨이퍼.
- 제1항에 있어서, 상기 축방향 대칭 영역의 비저항이 10% 이하로 변하는 단결정 실리콘 웨이퍼.
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- 제1항에 있어서, 상기 축방향 대칭 영역의 비저항이 2% 이하로 변하는 단결정 실리콘 웨이퍼.
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- 제1항에 있어서, 상기 축방향 대칭 영역의 반경은 상기 실리콘 웨이퍼 기판의 반경 길이의 적어도 90% 정도인 단결정 실리콘 웨이퍼.
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- 제1항에 있어서, 상기 축방향 대칭 영역의 반경은 상기 실리콘 웨이퍼 기판의 반경 길이의 100% 정도인 단결정 실리콘 웨이퍼.
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- 제1항에 있어서, 상기 에피택셜 실리콘층은 0.1 ㎛ 내지 200 ㎛ 두께인 단결정 실리콘 웨이퍼.
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- 제1항에 있어서, 상기 에피택셜 실리콘층은 2 ㎛ 내지 30 ㎛ 두께인 단결정 실리콘 웨이퍼.
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- 제14항에 있어서, 상기 에피택셜 실리콘층은 상기 에피택셜 실리콘층 두께의 1% 미만의 0.5 ㎜ x 0.5 ㎜ 나노토포그래피(nanotopography)로 특징지어지는 단결정 실리콘 웨이퍼.
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- 제14항에 있어서, 상기 에피택셜 실리콘층은 상기 에피택셜 실리콘층 두께의 1% 미만의 2 ㎜ x 2 ㎜ 나노토포그래피로 특징지어지는 단결정 실리콘 웨이퍼.
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- 제14항에 있어서, 상기 에피택셜 실리콘층은 상기 에피택셜 실리콘층 두께의 3% 미만의 10 ㎜ x 10 ㎜ 나노토포그래피로 특징지어지는 단결정 실리콘 웨이퍼.
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- 제1항에 있어서, 상기 실리콘 웨이퍼 기판과 상기 실리콘 에피택셜층은 100 Ω-㎝ 내지 0.005 Ω-㎝의 전기 저항율을 갖는 단결정 실리콘 웨이퍼.
- 제1항에 있어서, 상기 실리콘 웨이퍼 기판은 0.01 Ω-㎝ 내지 0.03Ω-㎝의 전기 저항율을 갖고, 상기 에피택셜 실리콘층은 1 Ω-㎝ 내지 20 Ω-㎝의 전기 저항율을 갖는 단결정 실리콘 웨이퍼.
- 제1항에 있어서, 상기 실리콘 웨이퍼 기판은 0.005 Ω-㎝ 내지 0.01 Ω-㎝의 전기 저항율을 갖고, 상기 에피택셜 실리콘층은 1 Ω-㎝ 내지 20 Ω-㎝의 전기 저항율을 갖는 단결정 실리콘 웨이퍼.
- 제1항에 있어서, 상기 실리콘 웨이퍼 기판은전면과 후면 사이에 평행인 중심면;상기 전면으로부터 상기 중심면을 향하여 연장하는 거리 D1이 적어도 10 ㎛ 정도인 웨이퍼 영역을 포함하는 전면층; 및상기 중심면으로부터 상기 전면층으로 연장하는 웨이퍼 영역을 포함하는 벌크층을 더 포함하고,상기 웨이퍼 기판은 불균일한 결정 격자 베이컨시(crystal lattice vacancy) 분포를 갖는 것으로,(a) 상기 벌크층은 상기 전면층에서보다 더 높은 결정 격자 베이컨시 농도를 갖고,(b) 상기 결정 격자 베이컨시는 중심면 또는 그 근방에서 최고 밀도의 결정 격자 베이컨시를 갖는 농도 프로파일을 가지며,(c) 상기 결정 격자 베이컨시 농도는 최고 밀도로부터 상기 웨이퍼 전면으로 전반적으로 감소하는단결정 실리콘 웨이퍼.
- 제32항에 있어서, D1은 50 내지 100 ㎛인 단결정 실리콘 웨이퍼.
- 제1항에 있어서, 상기 실리콘 웨이퍼 기판은전면과 후면 사이에서 평행인 중심면;상기 전면으로부터 상기 중심면쪽으로 연장하는 거리 D1이 적어도 10 ㎛ 정도인 웨이퍼 영역을 포함하는 전면층; 및상기 중심면으로부터 상기 전면층으로 연장하는 웨이퍼 영역을 포함하는 벌크층을 더 포함하고,상기 웨이퍼 기판은 불균일한 분포의 산소 침전물을 갖는 것으로,(a) 상기 벌크층은 상기 전면층에서보다 더 큰 산소 침전물 농도를 갖고,(b) 상기 산소 침전물은 상기 중심면 또는 그 근방에서 최고 밀도의 산소 침전물을 갖는 농도 프로파일을 가지며,(c) 상기 산소 침전물의 농도는 최고 밀도점으로부터 웨이퍼 전면으로 전반적으로 감소하는단결정 실리콘 웨이퍼.
- 제34항에 있어서, D1은 50 내지 100 ㎛인 단결정 실리콘 웨이퍼.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/752,222 | 2000-11-29 | ||
US09/752,222 US6596095B2 (en) | 2000-05-08 | 2000-12-29 | Epitaxial silicon wafer free from autodoping and backside halo and a method and apparatus for the preparation thereof |
PCT/US2001/013046 WO2001086035A1 (en) | 2000-05-08 | 2001-04-23 | Epitaxial silicon wafer free from autodoping and backside halo |
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KR20030009481A KR20030009481A (ko) | 2003-01-29 |
KR100726301B1 true KR100726301B1 (ko) | 2007-06-13 |
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KR1020027015042A Expired - Lifetime KR100726301B1 (ko) | 2000-05-08 | 2002-11-08 | 자동도핑과 후면 헤일로를 포함하지 않는 에피택셜 실리콘 웨이퍼 |
Country Status (5)
Country | Link |
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EP (1) | EP1287188B1 (ko) |
JP (1) | JP4263410B2 (ko) |
KR (1) | KR100726301B1 (ko) |
DE (1) | DE60127252T2 (ko) |
WO (1) | WO2001086035A1 (ko) |
Cited By (2)
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KR20150069702A (ko) * | 2013-12-16 | 2015-06-24 | 주식회사 엘지실트론 | 공정 챔버의 세정 장치 및 세정 방법 |
US11441236B2 (en) | 2015-03-25 | 2022-09-13 | Applied Materials, Inc. | Chamber components for epitaxial growth apparatus |
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JP3541838B2 (ja) * | 2002-03-28 | 2004-07-14 | 信越半導体株式会社 | サセプタ、エピタキシャルウェーハの製造装置および製造方法 |
DE10211312A1 (de) * | 2002-03-14 | 2003-10-02 | Wacker Siltronic Halbleitermat | Verfahren und Vorrichtung zur epitaktischen Beschichtung einer Halbleiterscheibe sowie epitaktisch beschichtete Halbleiterscheibe |
JP2004172392A (ja) * | 2002-11-20 | 2004-06-17 | Komatsu Electronic Metals Co Ltd | 半導体エピタキシャルウェーハの製造装置およびサセプタ並びにサセプタの支持装置 |
DE102004060625A1 (de) * | 2004-12-16 | 2006-06-29 | Siltronic Ag | Beschichtete Halbleiterscheibe und Verfahren und Vorrichtung zur Herstellung der Halbleiterscheibe |
EP1643544A4 (en) * | 2003-06-26 | 2009-07-01 | Shinetsu Handotai Kk | METHOD FOR MANUFACTURING EPITAXIAL SILICON WAFER AND EPITAXIAL SILICON WAFER |
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ITMI20070056A1 (it) * | 2007-01-17 | 2008-07-18 | Consiglio Nazionale Ricerche | Substrato semiconduttore adatto alla realizzazione di dispositivi elettronici e-o optoelettronici e relativo processo di fabbricazione |
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US9181619B2 (en) | 2010-02-26 | 2015-11-10 | Fujifilm Corporation | Physical vapor deposition with heat diffuser |
KR101339591B1 (ko) * | 2012-01-13 | 2013-12-10 | 주식회사 엘지실트론 | 서셉터 |
US9401271B2 (en) | 2012-04-19 | 2016-07-26 | Sunedison Semiconductor Limited (Uen201334164H) | Susceptor assemblies for supporting wafers in a reactor apparatus |
JP6459801B2 (ja) * | 2015-06-26 | 2019-01-30 | 株式会社Sumco | エピタキシャルシリコンウェーハの製造方法 |
DE102019132933A1 (de) * | 2018-12-10 | 2020-06-10 | Showa Denko K.K. | Suszeptor und vorrichtung zur chemischen gasphasenabscheidung |
WO2022013906A1 (ja) * | 2020-07-13 | 2022-01-20 | 三菱電機株式会社 | SiCエピタキシャル基板の製造装置及び製造方法 |
JP7484798B2 (ja) | 2021-04-05 | 2024-05-16 | 三菱電機株式会社 | 半導体製造装置および半導体装置の製造方法 |
US20230326752A1 (en) | 2022-04-08 | 2023-10-12 | Sumco Corporation | Flat epitaxial wafer having minimal thickness variation |
KR102795593B1 (ko) * | 2022-11-21 | 2025-04-15 | 에스케이실트론 주식회사 | 에피택셜 웨이퍼의 제조 방법 |
EP4575049A1 (de) * | 2023-12-19 | 2025-06-25 | Siltronic AG | Vorrichtung und verfahren zur herstellung einer halbleiterscheibe unter vermindertem autodoping |
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KR20150069702A (ko) * | 2013-12-16 | 2015-06-24 | 주식회사 엘지실트론 | 공정 챔버의 세정 장치 및 세정 방법 |
KR102150728B1 (ko) * | 2013-12-16 | 2020-09-01 | 에스케이실트론 주식회사 | 공정 챔버의 세정 장치 및 세정 방법 |
US11441236B2 (en) | 2015-03-25 | 2022-09-13 | Applied Materials, Inc. | Chamber components for epitaxial growth apparatus |
Also Published As
Publication number | Publication date |
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DE60127252T2 (de) | 2007-12-20 |
DE60127252D1 (de) | 2007-04-26 |
EP1287188A1 (en) | 2003-03-05 |
EP1287188B1 (en) | 2007-03-14 |
WO2001086035A1 (en) | 2001-11-15 |
KR20030009481A (ko) | 2003-01-29 |
JP2003532612A (ja) | 2003-11-05 |
JP4263410B2 (ja) | 2009-05-13 |
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