KR100582239B1 - 실리콘 단결정 웨이퍼 및 실리콘 단결정 웨이퍼의 제조방법 - Google Patents
실리콘 단결정 웨이퍼 및 실리콘 단결정 웨이퍼의 제조방법 Download PDFInfo
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- KR100582239B1 KR100582239B1 KR1019990020203A KR19990020203A KR100582239B1 KR 100582239 B1 KR100582239 B1 KR 100582239B1 KR 1019990020203 A KR1019990020203 A KR 1019990020203A KR 19990020203 A KR19990020203 A KR 19990020203A KR 100582239 B1 KR100582239 B1 KR 100582239B1
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- KR
- South Korea
- Prior art keywords
- single crystal
- silicon single
- nitrogen
- wafer
- grown
- Prior art date
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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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
-
- 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
-
- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/20—Controlling or regulating
- C30B15/206—Controlling or regulating the thermal history of growing the ingot
-
- 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
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Control Of Temperature (AREA)
Abstract
Description
Claims (20)
- 질소를 도프하면서 쵸크랄스키법으로 육성시킨 실리콘 단결정 잉곳을 가공하여 제조된 실리콘 단결정 웨이퍼에 있어서, 상기 실리콘 단결정 웨이퍼 상의 결정성장중에 도입된 결정결함(grown-in defect)의 크기가 70nm 이하인 것을 특징으로 하는 실리콘 단결정 웨이퍼.
- 삭제
- 제1항에 있어서, 상기 실리콘 단결정 웨이퍼내의 질소농도가 0.2 ~ 5.0×1015 atoms/㎤ 인 것을 특징으로 하는 실리콘 단결정 웨이퍼.
- 삭제
- 제1항 또는 제3항에 있어서, 실리콘 단결정 웨이퍼내의 산소농도가 1.0×1018 atoms/㎤ 이하인 것을 특징으로 하는 실리콘 단결정 웨이퍼.
- 제1항 또는 제3항에 있어서, 웨이퍼 표면상의 결정결함밀도가 40 number/㎠ 이하인 것을 특징으로 하는 실리콘 단결정 웨이퍼.
- 제5항에 있어서, 웨이퍼 표면상의 결정결함밀도가 40 number/㎠ 이하인 것을 특징으로 하는 실리콘 단결정 웨이퍼.
- 실리콘 단결정 웨이퍼를 제조하는 방법에 있어서, 실리콘 단결정 잉곳이 질소를 도프하고, 1150℃ 부터 1080℃까지의 냉각속도를 2.3 ℃/min 이상으로 제어하면서 육성된 다음, 가공되어 실리콘 단결정 웨이퍼를 제공하는 실리콘 단결정 웨이퍼의 제조방법.
- 제8항에 있어서, 질소를 도프하면서 쵸크랄스키법에 의해 실리콘 단결정 잉곳을 육성할때, 상기 단결정 잉곳에 도프되는 질소농도가 0.2 ~ 5.0×1015 atoms/㎤인 것을 특징으로 하는 실리콘 단결정 웨이퍼의 제조방법.
- 제8항 또는 제9항에 있어서, 질소를 도프하면서 쵸크랄스키법에 의해 실리콘 단결정 잉곳을 육성할때, 상기 단결정 잉곳내의 산소농도가 1.0×1018 atoms/㎤ 이하인 것을 특징으로 하는 실리콘 단결정 웨이퍼의 제조방법.
- 삭제
- 삭제
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- 삭제
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- 삭제
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10170629A JPH11349393A (ja) | 1998-06-03 | 1998-06-03 | シリコン単結晶ウエーハおよびシリコン単結晶ウエーハの製造方法 |
JP10-170629 | 1998-06-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000005835A KR20000005835A (ko) | 2000-01-25 |
KR100582239B1 true KR100582239B1 (ko) | 2006-05-24 |
Family
ID=15908422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990020203A KR100582239B1 (ko) | 1998-06-03 | 1999-06-02 | 실리콘 단결정 웨이퍼 및 실리콘 단결정 웨이퍼의 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6299982B1 (ko) |
EP (1) | EP0962557B1 (ko) |
JP (1) | JPH11349393A (ko) |
KR (1) | KR100582239B1 (ko) |
DE (1) | DE69900210T2 (ko) |
TW (1) | TWI225113B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014189194A1 (ko) * | 2013-05-21 | 2014-11-27 | 주식회사 엘지실트론 | 반도체용 실리콘 단결정 잉곳 및 웨이퍼 |
Families Citing this family (29)
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MY135749A (en) | 1997-04-09 | 2008-06-30 | Memc Electronic Materials | Process for producing low defect density, ideal oxygen precipitating silicon |
US6328795B2 (en) | 1998-06-26 | 2001-12-11 | Memc Electronic Materials, Inc. | Process for growth of defect free silicon crystals of arbitrarily large diameters |
US6312516B2 (en) | 1998-10-14 | 2001-11-06 | Memc Electronic Materials, Inc. | Process for preparing defect free silicon crystals which allows for variability in process conditions |
DE69913731T2 (de) | 1998-10-14 | 2004-10-14 | Memc Electronic Materials, Inc. | Im wesentlichen defektfreie epitaktische siliziumscheiben |
KR100622884B1 (ko) | 1998-10-14 | 2006-09-12 | 엠이엠씨 일렉트로닉 머티리얼즈 인코포레이티드 | 열적으로 어닐링된 저결함 밀도 단결정 실리콘 |
WO2001016410A1 (fr) | 1999-08-30 | 2001-03-08 | Shin-Etsu Handotai Co., Ltd. | Procede de fabrication de silicium monocristallin, silicium monocristallin fabrique par ce procede et plaquette de silicium |
US6391662B1 (en) | 1999-09-23 | 2002-05-21 | Memc Electronic Materials, Inc. | Process for detecting agglomerated intrinsic point defects by metal decoration |
WO2001021861A1 (en) * | 1999-09-23 | 2001-03-29 | Memc Electronic Materials, Inc. | Czochralski process for growing single crystal silicon by controlling the cooling rate |
JP3551867B2 (ja) * | 1999-11-09 | 2004-08-11 | 信越化学工業株式会社 | シリコンフォーカスリング及びその製造方法 |
JP2001220291A (ja) * | 2000-02-01 | 2001-08-14 | Komatsu Electronic Metals Co Ltd | シリコンウエハの製造方法 |
TW588127B (en) * | 2000-02-01 | 2004-05-21 | Komatsu Denshi Kinzoku Kk | Apparatus for pulling single crystal by CZ method |
DE10014650A1 (de) * | 2000-03-24 | 2001-10-04 | Wacker Siltronic Halbleitermat | Halbleiterscheibe aus Silicium und Verfahren zur Herstellung der Halbleiterscheibe |
JP2001278692A (ja) | 2000-03-29 | 2001-10-10 | Shin Etsu Handotai Co Ltd | シリコンウエーハおよびシリコン単結晶の製造方法 |
US6835245B2 (en) * | 2000-06-22 | 2004-12-28 | Sumitomo Mitsubishi Silicon Corporation | Method of manufacturing epitaxial wafer and method of producing single crystal as material therefor |
JP4718668B2 (ja) * | 2000-06-26 | 2011-07-06 | 株式会社Sumco | エピタキシャルウェーハの製造方法 |
US7105050B2 (en) | 2000-11-03 | 2006-09-12 | Memc Electronic Materials, Inc. | Method for the production of low defect density silicon |
US6858307B2 (en) | 2000-11-03 | 2005-02-22 | Memc Electronic Materials, Inc. | Method for the production of low defect density silicon |
WO2002066714A2 (en) * | 2001-01-02 | 2002-08-29 | Memc Electronic Materials, Inc. | Process for preparing single crystal silicon having improved gate oxide integrity |
WO2002059400A2 (en) | 2001-01-26 | 2002-08-01 | Memc Electronic Materials, Inc. | Low defect density silicon substantially free of oxidation induced stacking faults having a vacancy-dominated core |
JP2002353282A (ja) * | 2001-05-30 | 2002-12-06 | Shin Etsu Handotai Co Ltd | シリコン単結晶ウェーハ中の窒素濃度の評価方法 |
JP4549589B2 (ja) * | 2001-09-14 | 2010-09-22 | シルトロニック・ジャパン株式会社 | シリコン半導体基板およびその製造方法 |
JP4567251B2 (ja) | 2001-09-14 | 2010-10-20 | シルトロニック・ジャパン株式会社 | シリコン半導体基板およびその製造方法 |
KR100445189B1 (ko) * | 2001-10-22 | 2004-08-21 | 주식회사 실트론 | 실리콘 단결정 잉곳 제조시 질소 도핑방법과 실리콘 단결정 잉곳 성장장치 및 질소도핑용 첨가제 |
KR100588425B1 (ko) * | 2003-03-27 | 2006-06-12 | 실트로닉 아게 | 실리콘 단결정, 결정된 결함분포를 가진 실리콘 단결정 및 실리콘 반도체 웨이퍼의 제조방법 |
US7014704B2 (en) | 2003-06-06 | 2006-03-21 | Sumitomo Mitsubishi Silicon Corporation | Method for growing silicon single crystal |
JP4854936B2 (ja) * | 2004-06-15 | 2012-01-18 | 信越半導体株式会社 | シリコンウエーハの製造方法及びシリコンウエーハ |
JP2006273631A (ja) * | 2005-03-28 | 2006-10-12 | Komatsu Electronic Metals Co Ltd | シリコン単結晶の製造方法およびアニールウェーハおよびアニールウェーハの製造方法 |
US8216362B2 (en) | 2006-05-19 | 2012-07-10 | Memc Electronic Materials, Inc. | Controlling agglomerated point defect and oxygen cluster formation induced by the lateral surface of a silicon single crystal during CZ growth |
EP2309038B1 (en) * | 2009-10-08 | 2013-01-02 | Siltronic AG | production method of an epitaxial wafer |
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TW508378B (en) * | 1998-03-09 | 2002-11-01 | Shinetsu Handotai Kk | A method for producing a silicon single crystal wafer and a silicon single crystal wafer |
-
1998
- 1998-06-03 JP JP10170629A patent/JPH11349393A/ja active Pending
-
1999
- 1999-05-18 US US09/313,856 patent/US6299982B1/en not_active Expired - Lifetime
- 1999-05-19 TW TW088108217A patent/TWI225113B/zh not_active IP Right Cessation
- 1999-05-21 EP EP99110018A patent/EP0962557B1/en not_active Expired - Lifetime
- 1999-05-21 DE DE69900210T patent/DE69900210T2/de not_active Expired - Lifetime
- 1999-06-02 KR KR1019990020203A patent/KR100582239B1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014189194A1 (ko) * | 2013-05-21 | 2014-11-27 | 주식회사 엘지실트론 | 반도체용 실리콘 단결정 잉곳 및 웨이퍼 |
KR101472349B1 (ko) * | 2013-05-21 | 2014-12-12 | 주식회사 엘지실트론 | 반도체용 실리콘 단결정 잉곳 및 웨이퍼 |
Also Published As
Publication number | Publication date |
---|---|
EP0962557B1 (en) | 2001-08-08 |
DE69900210D1 (de) | 2001-09-13 |
JPH11349393A (ja) | 1999-12-21 |
DE69900210T2 (de) | 2002-05-08 |
KR20000005835A (ko) | 2000-01-25 |
TWI225113B (en) | 2004-12-11 |
EP0962557A1 (en) | 1999-12-08 |
US6299982B1 (en) | 2001-10-09 |
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