KR100906284B1 - 산소농도 특성이 개선된 반도체 단결정의 제조방법 - Google Patents
산소농도 특성이 개선된 반도체 단결정의 제조방법 Download PDFInfo
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- KR100906284B1 KR100906284B1 KR1020070111339A KR20070111339A KR100906284B1 KR 100906284 B1 KR100906284 B1 KR 100906284B1 KR 1020070111339 A KR1020070111339 A KR 1020070111339A KR 20070111339 A KR20070111339 A KR 20070111339A KR 100906284 B1 KR100906284 B1 KR 100906284B1
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- KR
- South Korea
- Prior art keywords
- single crystal
- oxygen concentration
- crucible
- quartz crucible
- semiconductor
- 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
- C30B15/30—Mechanisms for rotating or moving either the melt or the crystal
-
- 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
- C30B15/30—Mechanisms for rotating or moving either the melt or the crystal
- C30B15/305—Stirring of the melt
-
- 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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- 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
- C30B30/00—Production of single crystals or homogeneous polycrystalline material with defined structure characterised by the action of electric or magnetic fields, wave energy or other specific physical conditions
- C30B30/04—Production of single crystals or homogeneous polycrystalline material with defined structure characterised by the action of electric or magnetic fields, wave energy or other specific physical conditions using magnetic fields
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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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
Abstract
Description
Claims (5)
- 석영 도가니에 수용된 반도체 멜트(melt)에 시드(seed)를 담근 후 상기 석영 도가니를 회전시킴과 아울러 수평강자장을 인가하면서 인상시켜 고액계면을 통해 반도체 단결정을 성장시키는 쵸크랄스키(Cz)법을 이용한 반도체 단결정 제조 방법에 있어서,상기 석영 도가니를 0.6~1.5rpm의 속도로 회전시키면서 인상을 진행하여 산소농도 범위가 10.6~12.8ppma인 단결정을 성장시키는 것을 특징으로 하는 반도체 단결정 제조 방법.
- 제1항에 있어서,상기 반도체 단결정의 바디 초반부 성장시에는 상기 석영 도가니를 0.6~0.8rpm의 속도로 회전시키는 것을 특징으로 하는 반도체 단결정 제조 방법.
- 제1항 또는 제2항에 있어서,단결정 성장 길이별로 산소농도 변동폭을 최소화하기 위하여 상기 석영 도가니의 회전속도를 점차적으로 증가시키는 것을 특징으로 하는 반도체 단결정 제조 방법.
- 제1항 또는 제2항에 있어서,상기 수평강자장을 2000G 이상으로 인가하는 것을 특징으로 하는 반도체 단 결정 제조 방법.
- 제1항 또는 제2항에 있어서,상기 수평강자장을 2500G 이상, 3500G 이하로 인가하는 것을 특징으로 하는 반도체 단결정 제조 방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070111339A KR100906284B1 (ko) | 2007-11-02 | 2007-11-02 | 산소농도 특성이 개선된 반도체 단결정의 제조방법 |
JP2008273496A JP2009114054A (ja) | 2007-11-02 | 2008-10-23 | 酸素濃度特性が改善した半導体単結晶の製造方法 |
EP08018849.3A EP2055812B1 (en) | 2007-11-02 | 2008-10-28 | Semiconductor silicon single crystal growth method having improvement in oxygen concentration characteristics |
US12/263,000 US8114216B2 (en) | 2007-11-02 | 2008-10-31 | Semiconductor single crystal growth method having improvement in oxygen concentration characteristics |
CN2008101755338A CN101423976B (zh) | 2007-11-02 | 2008-11-03 | 具有氧浓度特性改进的半导体单晶生长方法 |
Applications Claiming Priority (1)
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KR1020070111339A KR100906284B1 (ko) | 2007-11-02 | 2007-11-02 | 산소농도 특성이 개선된 반도체 단결정의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20090045494A KR20090045494A (ko) | 2009-05-08 |
KR100906284B1 true KR100906284B1 (ko) | 2009-07-06 |
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KR1020070111339A KR100906284B1 (ko) | 2007-11-02 | 2007-11-02 | 산소농도 특성이 개선된 반도체 단결정의 제조방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8114216B2 (ko) |
EP (1) | EP2055812B1 (ko) |
JP (1) | JP2009114054A (ko) |
KR (1) | KR100906284B1 (ko) |
CN (1) | CN101423976B (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006069841A (ja) * | 2004-09-02 | 2006-03-16 | Sumco Corp | 磁場印加式シリコン単結晶の引上げ方法 |
DE102009024473B4 (de) * | 2009-06-10 | 2015-11-26 | Siltronic Ag | Verfahren zum Ziehen eines Einkristalls aus Silizium und danach hergestellter Einkristall |
CN102011178B (zh) * | 2010-12-30 | 2012-10-03 | 宁晋晶兴电子材料有限公司 | 一种降低单晶硅内部气孔的生产方法 |
JP5823947B2 (ja) * | 2012-12-27 | 2015-11-25 | トヨタ自動車株式会社 | SiC単結晶の製造方法 |
CN105350070A (zh) * | 2015-12-09 | 2016-02-24 | 天津市环欧半导体材料技术有限公司 | 一种利用变频磁场控制直拉法硅单晶氧含量的方法 |
DE102015226399A1 (de) * | 2015-12-22 | 2017-06-22 | Siltronic Ag | Siliciumscheibe mit homogener radialer Sauerstoffvariation |
CN106498494A (zh) * | 2016-11-02 | 2017-03-15 | 中国电子科技集团公司第四十六研究所 | 一种mems器件制作用硅单晶材料的热场和制备方法 |
KR101881380B1 (ko) * | 2017-02-06 | 2018-07-24 | 에스케이실트론 주식회사 | 단결정 잉곳 성장 방법 |
JP6950581B2 (ja) * | 2018-02-28 | 2021-10-13 | 株式会社Sumco | シリコン単結晶の製造方法およびシリコン単結晶の引き上げ装置 |
CN112359412A (zh) * | 2020-11-03 | 2021-02-12 | 上海新昇半导体科技有限公司 | 一种用于晶体生长的引晶方法 |
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- 2007-11-02 KR KR1020070111339A patent/KR100906284B1/ko active IP Right Grant
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- 2008-10-23 JP JP2008273496A patent/JP2009114054A/ja active Pending
- 2008-10-28 EP EP08018849.3A patent/EP2055812B1/en active Active
- 2008-10-31 US US12/263,000 patent/US8114216B2/en active Active
- 2008-11-03 CN CN2008101755338A patent/CN101423976B/zh active Active
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US20090114147A1 (en) | 2009-05-07 |
CN101423976A (zh) | 2009-05-06 |
EP2055812A1 (en) | 2009-05-06 |
US8114216B2 (en) | 2012-02-14 |
EP2055812B1 (en) | 2016-04-13 |
CN101423976B (zh) | 2012-11-07 |
JP2009114054A (ja) | 2009-05-28 |
KR20090045494A (ko) | 2009-05-08 |
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