KR101085690B1 - 탄화규소 단결정의 성장법 - Google Patents
탄화규소 단결정의 성장법 Download PDFInfo
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- KR101085690B1 KR101085690B1 KR1020097023496A KR20097023496A KR101085690B1 KR 101085690 B1 KR101085690 B1 KR 101085690B1 KR 1020097023496 A KR1020097023496 A KR 1020097023496A KR 20097023496 A KR20097023496 A KR 20097023496A KR 101085690 B1 KR101085690 B1 KR 101085690B1
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- KR
- South Korea
- Prior art keywords
- silicon carbide
- single crystal
- melt
- carbide single
- growth
- 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
- C30B9/00—Single-crystal growth from melt solutions using molten solvents
- C30B9/04—Single-crystal growth from melt solutions using molten solvents by cooling of the solution
- C30B9/08—Single-crystal growth from melt solutions using molten solvents by cooling of the solution using other solvents
- C30B9/10—Metal solvents
-
- 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
- C30B19/00—Liquid-phase epitaxial-layer growth
- C30B19/02—Liquid-phase epitaxial-layer growth using molten solvents, e.g. flux
-
- 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
- C30B29/10—Inorganic compounds or compositions
- C30B29/36—Carbides
-
- 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
- C30B9/00—Single-crystal growth from melt solutions using molten solvents
- C30B9/04—Single-crystal growth from melt solutions using molten solvents by cooling of the solution
- C30B9/06—Single-crystal growth from melt solutions using molten solvents by cooling of the solution using as solvent a component of the crystal composition
Abstract
Description
Claims (7)
- 흑연 도가니 내에서 가열된 Si를 융해한 융액에 탄화규소 단결정을 접촉시켜 단결정 기판 상에 탄화규소 단결정을 성장시키는 방법에 있어서, 상기 융액 내에, Cr 및 X(X는 Ni 및 Co 중 적어도 1종임)의 원소를 전체 조성 중의 각각의 원소의 비율로서 Cr이 30 내지 70at.%, X가 1 내지 25at.%가 되는 범위로 하여 첨가한 Si-Cr-X-C 융액으로부터 상기 탄화규소 단결정을 석출 및 성장시키는 것을 특징으로 하는 탄화규소 단결정의 성장법.
- 제1항에 있어서, X의 비율이 3 내지 7at.%가 되는 범위로 하여 첨가되는, 탄화규소 단결정의 성장법.
- 제1항에 있어서, Si, Cr 및 X를 원료로 하여 흑연 도가니에 가하고, 원료를 융해시키고, 생성된 합금의 고상선 온도보다 고온으로 가열하여 상기 융액을 조제하는, 탄화규소 단결정의 성장법.
- 제1항에 있어서, 상기 융액에 있어서의 C의 적어도 일부는 상기 흑연 도가니로부터 융액 중에 융해시킨 것인, 탄화규소 단결정의 성장법.
- 제1항에 있어서, C의 전부를 흑연 도가니로부터 공급하는, 탄화규소 단결정 의 성장법.
- 제1항에 있어서, 상기 단결정 기판은, 목적으로 하는 탄화규소와 동일한 결정형을 갖고 있는, 탄화규소 단결정의 성장법.
- 제1항에 있어서, 벌크 단결정의 성장에 이용되는, 탄화규소 단결정의 성장법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2007-306367 | 2007-11-27 | ||
JP2007306367A JP4277926B1 (ja) | 2007-11-27 | 2007-11-27 | 炭化珪素単結晶の成長法 |
PCT/JP2008/071277 WO2009069564A1 (ja) | 2007-11-27 | 2008-11-18 | 炭化珪素単結晶の成長法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090129514A KR20090129514A (ko) | 2009-12-16 |
KR101085690B1 true KR101085690B1 (ko) | 2011-11-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020097023496A KR101085690B1 (ko) | 2007-11-27 | 2008-11-18 | 탄화규소 단결정의 성장법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8685163B2 (ko) |
JP (1) | JP4277926B1 (ko) |
KR (1) | KR101085690B1 (ko) |
CN (1) | CN101796227B (ko) |
DE (1) | DE112008003497B4 (ko) |
WO (1) | WO2009069564A1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5218431B2 (ja) * | 2009-07-21 | 2013-06-26 | トヨタ自動車株式会社 | 溶液法による単結晶成長用種結晶軸 |
JP5428706B2 (ja) * | 2009-09-25 | 2014-02-26 | トヨタ自動車株式会社 | SiC単結晶の製造方法 |
US10167573B2 (en) * | 2010-11-26 | 2019-01-01 | Shin-Etsu Chemical Co., Ltd. | Method of producing SiC single crystal |
JP5287840B2 (ja) * | 2010-12-16 | 2013-09-11 | 株式会社デンソー | 炭化珪素単結晶の製造装置 |
JP5568054B2 (ja) | 2011-05-16 | 2014-08-06 | トヨタ自動車株式会社 | 半導体素子の製造方法 |
CN104246026B (zh) * | 2012-04-20 | 2017-05-31 | 丰田自动车株式会社 | SiC单晶及其制造方法 |
JP5828810B2 (ja) * | 2012-07-18 | 2015-12-09 | 新日鐵住金株式会社 | 溶液成長法に用いられるSiC単結晶の製造装置、当該製造装置に用いられる坩堝及び当該製造装置を用いたSiC単結晶の製造方法 |
JP5983772B2 (ja) * | 2012-12-28 | 2016-09-06 | トヨタ自動車株式会社 | n型SiC単結晶の製造方法 |
JP5761264B2 (ja) * | 2013-07-24 | 2015-08-12 | トヨタ自動車株式会社 | SiC基板の製造方法 |
JP5854013B2 (ja) * | 2013-09-13 | 2016-02-09 | トヨタ自動車株式会社 | SiC単結晶の製造方法 |
CN106012021B (zh) * | 2016-06-30 | 2019-04-12 | 山东天岳先进材料科技有限公司 | 一种液相生长碳化硅的籽晶轴及方法 |
CN106521629B (zh) * | 2016-09-19 | 2018-12-28 | 山东天岳晶体材料有限公司 | 一种获得液体硅的方法及实现该方法的坩埚 |
JP2019151530A (ja) * | 2018-03-05 | 2019-09-12 | 国立大学法人信州大学 | SiC単結晶の製造方法 |
CN114232097A (zh) * | 2021-12-31 | 2022-03-25 | 广州半导体材料研究所 | 一种制备碳化硅单晶的方法 |
CN116926670B (zh) * | 2023-07-12 | 2024-04-16 | 通威微电子有限公司 | 一种用液相法制备碳化硅的方法和制得的碳化硅 |
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JP2000264790A (ja) | 1999-03-17 | 2000-09-26 | Hitachi Ltd | 炭化珪素単結晶の製造方法 |
JP2006321681A (ja) | 2005-05-19 | 2006-11-30 | Toyota Motor Corp | 炭化珪素単結晶の製造方法 |
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US7014336B1 (en) * | 1999-11-18 | 2006-03-21 | Color Kinetics Incorporated | Systems and methods for generating and modulating illumination conditions |
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TWI282022B (en) * | 2003-03-31 | 2007-06-01 | Sharp Kk | Surface lighting device and liquid crystal display device using the same |
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JP4419937B2 (ja) | 2005-09-16 | 2010-02-24 | 住友金属工業株式会社 | 炭化珪素単結晶の製造方法 |
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- 2007-11-27 JP JP2007306367A patent/JP4277926B1/ja not_active Expired - Fee Related
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2008
- 2008-11-18 CN CN2008800253811A patent/CN101796227B/zh not_active Expired - Fee Related
- 2008-11-18 DE DE112008003497.4T patent/DE112008003497B4/de not_active Expired - Fee Related
- 2008-11-18 WO PCT/JP2008/071277 patent/WO2009069564A1/ja active Application Filing
- 2008-11-18 US US12/599,520 patent/US8685163B2/en active Active
- 2008-11-18 KR KR1020097023496A patent/KR101085690B1/ko active IP Right Grant
Patent Citations (2)
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JP2000264790A (ja) | 1999-03-17 | 2000-09-26 | Hitachi Ltd | 炭化珪素単結晶の製造方法 |
JP2006321681A (ja) | 2005-05-19 | 2006-11-30 | Toyota Motor Corp | 炭化珪素単結晶の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101796227B (zh) | 2012-09-26 |
JP2009126770A (ja) | 2009-06-11 |
JP4277926B1 (ja) | 2009-06-10 |
US20100236472A1 (en) | 2010-09-23 |
DE112008003497T5 (de) | 2010-10-28 |
WO2009069564A1 (ja) | 2009-06-04 |
US8685163B2 (en) | 2014-04-01 |
CN101796227A (zh) | 2010-08-04 |
KR20090129514A (ko) | 2009-12-16 |
DE112008003497B4 (de) | 2015-06-25 |
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