KR20100123722A - 실리콘 에피텍셜 웨이퍼 및 그 제조방법 - Google Patents
실리콘 에피텍셜 웨이퍼 및 그 제조방법 Download PDFInfo
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- KR20100123722A KR20100123722A KR1020107020637A KR20107020637A KR20100123722A KR 20100123722 A KR20100123722 A KR 20100123722A KR 1020107020637 A KR1020107020637 A KR 1020107020637A KR 20107020637 A KR20107020637 A KR 20107020637A KR 20100123722 A KR20100123722 A KR 20100123722A
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- silicon
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- 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
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
- H10P14/34—Deposited materials, e.g. layers
- H10P14/3402—Deposited materials, e.g. layers characterised by the chemical composition
- H10P14/3404—Deposited materials, e.g. layers characterised by the chemical composition being Group IVA materials
- H10P14/3411—Silicon, silicon germanium or germanium
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- 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
- C30B25/18—Epitaxial-layer growth characterised by the substrate
- C30B25/20—Epitaxial-layer growth characterised by the substrate the substrate being of the same materials as the epitaxial layer
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- 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
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/06—Silicon
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- 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
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
- H10P14/29—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by the substrates
- H10P14/2901—Materials
- H10P14/2902—Materials being Group IVA materials
- H10P14/2905—Silicon, silicon germanium or germanium
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- 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
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/20—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials
- H10P14/36—Formation of materials, e.g. in the shape of layers or pillars of semiconductor materials characterised by treatments done before the formation of the materials
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- 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
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/70—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping
- H10P72/76—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches
- H10P72/7604—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a susceptor, stage or support
- H10P72/7611—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a susceptor, stage or support characterised by edge profile or support profile
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
도 2는 기판을 뒤에서 본 계략도이다.
도 3은 본 발명에 관한 실리콘 에피텍셜 웨이퍼의 제조방법의 공정 플로우를 설명하기 위한 도이다.
도 4는 일반적인 매엽식 에피텍셜 성장장치의 계략도이다.
| 이면의 산화막 | 서셉터의 형상 | 접촉 흠집의 발생 | |
| 실시예1 | 이주면의 일부 | 스폿페이싱에 원주형의 돌부 있음 | 없음 |
| 실시예2 | 이주면의 일부 | 스폿페이싱에 링형상의 돌부 있음 | 없음 |
| 비교예1 | 없음 | 스폿페이싱에 기판의 외주에서 약 1mm의 영역에서 지지하는 단차 있음 | 이주면의 외주에서 약 1mm이내의 서셉터와의 접촉부분에 다수 있음 |
| 비교예2 | 없음 | 스폿페이싱에 링형상의 돌부 있음 | 이주면의 서셉터와의 접촉부분에 다수 있음. |
| 비교예3 | 엣지부를 포함하는 이면의 전면 | 스폿페이싱에 원주형의 돌부 있음 | 없음 |
Claims (7)
- 실리콘 기판을 서셉터에 재치하여 에피텍셜층을 성장시킴으로써 실리콘 에피텍셜 웨이퍼를 제조하는 방법에 있어서,
적어도 상기 실리콘 기판의 이면 전면에 실리콘 산화막을 형성하는 공정과,
상기 실리콘 기판의 적어도 엣지부에 형성된 실리콘 산화막을 제거하는 공정과,
상기 실리콘 산화막을 개재하여 상기 서셉터 상에 상기 실리콘 기판을 재치하는 공정을 포함하고,
이 서셉터로 상기 실리콘 산화막을 개재하여 상기 실리콘 기판을 유지한 채, 상기 실리콘 기판 상에 에피텍셜층을 성장시키는 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼의 제조방법. - 제 1항에 있어서,
상기 실리콘 기판이 도펀트를 함유하는 경우, 상기 실리콘 산화막의 제거공정에서, 상기 실리콘 산화막의 제거영역은 최대 이주면의 외주에서 내측을 향해 1mm까지로 하는 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼의 제조방법. - 제 1항 또는 제 2항에 있어서,
상기 실리콘 산화막을 제거하는 공정은 경면연마에 의해 이루어지는 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼의 제조방법. - 제 1항 내지 제 3항 중 어느 한 항에 있어서,
상기 실리콘 산화막을 형성하는 공정은 CVD법에 의해 이루어지는 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼의 제조방법. - 실리콘 기판 상에 에피텍셜층을 성장시킨 실리콘 에피텍셜 웨이퍼에 있어서, 상기 실리콘 기판의 적어도 엣지부 및 이주면의 외주에서 1mm내측까지의 영역은 서셉터에 의한 접촉 흠집이 없는 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼.
- 제 5항에 있어서,
상기 실리콘 기판의 이면은 전면에 걸쳐 서셉터에 의한 접촉 흠집이 없는 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼. - 제 5항 또는 제 6항에 있어서,
상기 실리콘 기판의 엣지부는 경면인 것을 특징으로 하는 실리콘 에피텍셜 웨이퍼.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008068069A JP5347288B2 (ja) | 2008-03-17 | 2008-03-17 | シリコンエピタキシャルウェーハの製造方法 |
| JPJP-P-2008-068069 | 2008-03-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20100123722A true KR20100123722A (ko) | 2010-11-24 |
| KR101559977B1 KR101559977B1 (ko) | 2015-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020107020637A Active KR101559977B1 (ko) | 2008-03-17 | 2009-02-27 | 실리콘 에피텍셜 웨이퍼 및 그 제조방법 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8216920B2 (ko) |
| JP (1) | JP5347288B2 (ko) |
| KR (1) | KR101559977B1 (ko) |
| TW (1) | TWI435377B (ko) |
| WO (1) | WO2009116233A1 (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5571409B2 (ja) * | 2010-02-22 | 2014-08-13 | 株式会社荏原製作所 | 半導体装置の製造方法 |
| WO2011125305A1 (ja) * | 2010-04-08 | 2011-10-13 | 信越半導体株式会社 | シリコンエピタキシャルウエーハ、シリコンエピタキシャルウエーハの製造方法、及び半導体素子又は集積回路の製造方法 |
| WO2012135469A1 (en) * | 2011-03-29 | 2012-10-04 | Natcore Technology, Inc. | Method of controlling silicon oxide film thickness |
| JPWO2013108335A1 (ja) * | 2012-01-19 | 2015-05-11 | 信越半導体株式会社 | エピタキシャルウェーハの製造方法 |
| JP5845143B2 (ja) * | 2012-06-29 | 2016-01-20 | 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、および、エピタキシャルシリコンウェーハ |
| DE102015223807A1 (de) * | 2015-12-01 | 2017-06-01 | Siltronic Ag | Verfahren zur Herstellung einer Halbleiterscheibe mit epitaktischer Schicht in einer Abscheidekammer, Vorrichtung zur Herstellung einer Halbleiterscheibe mit epitaktischer Schicht und Halbleiterscheibe mit epitaktischer Schicht |
| CN110942986A (zh) * | 2018-09-21 | 2020-03-31 | 胜高股份有限公司 | 形成于硅晶圆的表面的氧化膜的去除方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5950095A (ja) | 1982-09-10 | 1984-03-22 | ジェミニ リサーチ, インコーポレイテッド | 化学反応器 |
| US5242501A (en) | 1982-09-10 | 1993-09-07 | Lam Research Corporation | Susceptor in chemical vapor deposition reactors |
| JPH05238882A (ja) | 1992-02-28 | 1993-09-17 | Toshiba Mach Co Ltd | 気相成長用サセプタ |
| JPH0758039A (ja) | 1993-08-20 | 1995-03-03 | Toshiba Ceramics Co Ltd | サセプタ |
| JP3693470B2 (ja) * | 1997-08-08 | 2005-09-07 | 東芝セラミックス株式会社 | 保護膜付きシリコンウェーハの製造方法およびその製造装置 |
| JP2000237955A (ja) * | 1999-02-18 | 2000-09-05 | Speedfam-Ipec Co Ltd | 端面研磨装置におけるウエハ吸着部への液体の供給および真空引き機構 |
| JP4137407B2 (ja) * | 2001-05-21 | 2008-08-20 | 日本オプネクスト株式会社 | 光半導体装置の製造方法 |
| JP2003100855A (ja) | 2001-09-27 | 2003-04-04 | Shin Etsu Handotai Co Ltd | シリコン単結晶ウェーハ処理装置、シリコン単結晶ウェーハおよびシリコンエピタキシャルウェーハの製造方法 |
| JP2003142405A (ja) * | 2001-10-31 | 2003-05-16 | Mitsubishi Electric Corp | 半導体基板の製造方法 |
| JP4019998B2 (ja) | 2003-04-14 | 2007-12-12 | 信越半導体株式会社 | サセプタ及び気相成長装置 |
| JP3775681B2 (ja) * | 2003-06-12 | 2006-05-17 | 株式会社Sumco | 半導体ウェーハの製造方法 |
| US7377978B2 (en) * | 2003-06-26 | 2008-05-27 | Shin-Etsu Handotai Co., Ltd. | Method for producing silicon epitaxial wafer and silicon epitaxial wafer |
| JP2005235906A (ja) | 2004-02-18 | 2005-09-02 | Shin Etsu Handotai Co Ltd | ウェーハ保持具及び気相成長装置 |
| US8852349B2 (en) * | 2006-09-15 | 2014-10-07 | Applied Materials, Inc. | Wafer processing hardware for epitaxial deposition with reduced auto-doping and backside defects |
| JP5260023B2 (ja) * | 2007-10-19 | 2013-08-14 | 三菱重工業株式会社 | プラズマ成膜装置 |
| JP5444607B2 (ja) * | 2007-10-31 | 2014-03-19 | 株式会社Sumco | エピタキシャル膜形成装置用のサセプタ、エピタキシャル膜形成装置、エピタキシャルウェーハの製造方法 |
-
2008
- 2008-03-17 JP JP2008068069A patent/JP5347288B2/ja active Active
-
2009
- 2009-02-27 US US12/866,946 patent/US8216920B2/en not_active Expired - Fee Related
- 2009-02-27 KR KR1020107020637A patent/KR101559977B1/ko active Active
- 2009-02-27 WO PCT/JP2009/000889 patent/WO2009116233A1/ja not_active Ceased
- 2009-03-16 TW TW098108479A patent/TWI435377B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009224594A (ja) | 2009-10-01 |
| US20100327415A1 (en) | 2010-12-30 |
| JP5347288B2 (ja) | 2013-11-20 |
| TW201005803A (en) | 2010-02-01 |
| WO2009116233A1 (ja) | 2009-09-24 |
| KR101559977B1 (ko) | 2015-10-13 |
| US8216920B2 (en) | 2012-07-10 |
| TWI435377B (zh) | 2014-04-21 |
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