CN109943887B - 一种用于生长接近平衡态SiC单晶的坩埚及SiC单晶的生长方法 - Google Patents
一种用于生长接近平衡态SiC单晶的坩埚及SiC单晶的生长方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 71
- 229910010271 silicon carbide Inorganic materials 0.000 description 69
- 230000000052 comparative effect Effects 0.000 description 11
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- 229910052799 carbon Inorganic materials 0.000 description 7
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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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
- C30B23/00—Single-crystal growth by condensing evaporated or sublimed materials
- C30B23/02—Epitaxial-layer growth
- C30B23/06—Heating of the deposition chamber, the substrate or the materials to be evaporated
- C30B23/066—Heating of the material to be evaporated
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
外坩埚与内坩埚之间的间距(mm) | SiC单晶质量 |
5(实施例1) | 无包裹体 |
1 | 存在少量碳包裹体 |
3 | 存在少量碳包裹体 |
15 | 无包裹体 |
20 | 无包裹体 |
组别 | SiC单晶质量 |
实施例1 | 无包裹体 |
对比例2 | 存在少量碳包裹体 |
对比例3 | 无包裹体 |
Claims (10)
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CN201810872208.0A CN108588817A (zh) | 2018-08-02 | 2018-08-02 | 一种用于生长接近平衡态SiC单晶的坩埚及SiC单晶的生长方法 |
CN2018108722080 | 2018-08-02 |
Publications (2)
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CN109943887A CN109943887A (zh) | 2019-06-28 |
CN109943887B true CN109943887B (zh) | 2021-09-24 |
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CN201810872208.0A Withdrawn CN108588817A (zh) | 2018-08-02 | 2018-08-02 | 一种用于生长接近平衡态SiC单晶的坩埚及SiC单晶的生长方法 |
CN201910316104.6A Active CN109943887B (zh) | 2018-08-02 | 2019-04-19 | 一种用于生长接近平衡态SiC单晶的坩埚及SiC单晶的生长方法 |
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Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109234810A (zh) * | 2018-10-31 | 2019-01-18 | 福建北电新材料科技有限公司 | 一种无需粘结籽晶的碳化硅单晶生长装置 |
CN109234803B (zh) * | 2018-11-02 | 2019-11-19 | 山东天岳先进材料科技有限公司 | 一种改良的碳化硅单晶生长装置及在碳化硅单晶生长中的应用 |
CN109336114B (zh) * | 2018-11-02 | 2020-11-20 | 山东天岳先进材料科技有限公司 | 一种提升高纯碳化硅粉料合成效率的方法 |
CN109234798B (zh) * | 2018-11-02 | 2019-07-23 | 山东天岳先进材料科技有限公司 | 碳化硅单晶的连续长晶方法 |
CN109989103A (zh) * | 2019-05-23 | 2019-07-09 | 广州南砂晶圆半导体技术有限公司 | 一种循环加热合成大颗粒SiC粉料的方法 |
JP7393900B2 (ja) * | 2019-09-24 | 2023-12-07 | 一般財団法人電力中央研究所 | 炭化珪素単結晶ウェハ及び炭化珪素単結晶インゴットの製造方法 |
CN111926385B (zh) * | 2020-07-10 | 2022-03-01 | 山东天岳先进科技股份有限公司 | 一种碳化硅单晶及其pvt法生产方法和应用 |
CN112011825B (zh) * | 2020-09-25 | 2021-06-15 | 武汉大学 | 生长氮化铝晶体的坩埚装置 |
CN112501687B (zh) * | 2020-11-26 | 2022-07-12 | 山东天岳先进科技股份有限公司 | 碳化硅晶片、晶锭及其制备方法 |
CN112501694B (zh) * | 2020-11-26 | 2022-07-08 | 山东天岳先进科技股份有限公司 | 碳化硅晶片、晶锭及其制备方法 |
CN112877771B (zh) * | 2021-01-04 | 2024-07-26 | 山西烁科晶体有限公司 | 一种单晶生长的坩埚和方法 |
EP4170073A4 (en) * | 2021-04-30 | 2024-04-17 | Tankeblue Semiconductor Co. Ltd | HIGH-QUALITY SILICON CARBIDE SEED, SILICON CARBIDE CRYSTAL, SILICON CARBIDE SUBSTRATE AND PREPARATION METHOD THEREFOR |
CN113215660B (zh) * | 2021-05-07 | 2022-12-02 | 哈尔滨科友半导体产业装备与技术研究院有限公司 | 一种减少加热器损耗的碳化硅单晶生长方法 |
CN114411258B (zh) * | 2022-03-29 | 2022-07-08 | 中电化合物半导体有限公司 | 一种碳化硅晶体的生长方法及生长设备 |
Citations (8)
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DE19931332C2 (de) * | 1999-07-07 | 2002-06-06 | Siemens Ag | Vorrichtung zur Herstellung eines SiC-Einkristalls mit einem doppelwandigen Tiegel |
WO2009026269A1 (en) * | 2007-08-20 | 2009-02-26 | Ii-Vi Incorporated | Stabilizing 4h polytype during sublimation growth of sic single crystals |
CN103590101A (zh) * | 2013-11-06 | 2014-02-19 | 山东大学 | 一种降低大尺寸高质量SiC单晶中微管密度的生长方法 |
CN205711045U (zh) * | 2016-06-14 | 2016-11-23 | 河北同光晶体有限公司 | 一种减少Sic晶体生长中碳包裹物产生的热场结构 |
CN106400104A (zh) * | 2016-06-30 | 2017-02-15 | 北京华进创威电子有限公司 | 一种氮化铝单晶生长的提拉装置及拉提方法 |
CN107059130A (zh) * | 2017-04-20 | 2017-08-18 | 山东大学 | 一种减少碳化硅单晶中包裹体的新型坩埚及利用坩埚生长单晶的方法 |
CN107723798A (zh) * | 2017-10-30 | 2018-02-23 | 中国电子科技集团公司第四十六研究所 | 一种高效率制备高纯半绝缘碳化硅单晶生长装置及方法 |
CN108130594A (zh) * | 2017-12-25 | 2018-06-08 | 中国科学院上海硅酸盐研究所 | 一种分阶段实时调控SiC晶体生长界面温度和温度梯度的方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8361227B2 (en) * | 2006-09-26 | 2013-01-29 | Ii-Vi Incorporated | Silicon carbide single crystals with low boron content |
-
2018
- 2018-08-02 CN CN201810872208.0A patent/CN108588817A/zh not_active Withdrawn
-
2019
- 2019-04-19 CN CN201910316104.6A patent/CN109943887B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19931332C2 (de) * | 1999-07-07 | 2002-06-06 | Siemens Ag | Vorrichtung zur Herstellung eines SiC-Einkristalls mit einem doppelwandigen Tiegel |
WO2009026269A1 (en) * | 2007-08-20 | 2009-02-26 | Ii-Vi Incorporated | Stabilizing 4h polytype during sublimation growth of sic single crystals |
CN103590101A (zh) * | 2013-11-06 | 2014-02-19 | 山东大学 | 一种降低大尺寸高质量SiC单晶中微管密度的生长方法 |
CN205711045U (zh) * | 2016-06-14 | 2016-11-23 | 河北同光晶体有限公司 | 一种减少Sic晶体生长中碳包裹物产生的热场结构 |
CN106400104A (zh) * | 2016-06-30 | 2017-02-15 | 北京华进创威电子有限公司 | 一种氮化铝单晶生长的提拉装置及拉提方法 |
CN107059130A (zh) * | 2017-04-20 | 2017-08-18 | 山东大学 | 一种减少碳化硅单晶中包裹体的新型坩埚及利用坩埚生长单晶的方法 |
CN107723798A (zh) * | 2017-10-30 | 2018-02-23 | 中国电子科技集团公司第四十六研究所 | 一种高效率制备高纯半绝缘碳化硅单晶生长装置及方法 |
CN108130594A (zh) * | 2017-12-25 | 2018-06-08 | 中国科学院上海硅酸盐研究所 | 一种分阶段实时调控SiC晶体生长界面温度和温度梯度的方法 |
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Effective date of registration: 20240717 Address after: No. 889 Hushan Road, Caishi Street, Licheng District, Jinan City, Shandong Province, China 250103 Patentee after: Shandong Zhongjing Xinyuan Semiconductor Technology Co.,Ltd. Country or region after: China Address before: No. 27, mountain Dana Road, Ji'nan City, Shandong, Shandong Patentee before: SHANDONG University Country or region before: China |
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Denomination of invention: A crucible for growing near equilibrium SiC single crystals and a growth method for SiC single crystals Granted publication date: 20210924 Pledgee: Bank of China Limited Jinan Licheng sub branch Pledgor: Shandong Zhongjing Xinyuan Semiconductor Technology Co.,Ltd. Registration number: Y2024980039447 |