CN111630213A - 单晶4H-SiC生长用籽晶及其加工方法 - Google Patents
单晶4H-SiC生长用籽晶及其加工方法 Download PDFInfo
- Publication number
- CN111630213A CN111630213A CN201880087282.XA CN201880087282A CN111630213A CN 111630213 A CN111630213 A CN 111630213A CN 201880087282 A CN201880087282 A CN 201880087282A CN 111630213 A CN111630213 A CN 111630213A
- Authority
- CN
- China
- Prior art keywords
- crystal
- sic
- single crystal
- seed crystal
- diameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
- B24B7/228—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding thin, brittle parts, e.g. semiconductors, wafers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
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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
- C30B23/025—Epitaxial-layer growth characterised by the substrate
-
- 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
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
-
- 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
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02013—Grinding, lapping
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018-009989 | 2018-01-24 | ||
JP2018009989A JP6960866B2 (ja) | 2018-01-24 | 2018-01-24 | 単結晶4H−SiC成長用種結晶及びその加工方法 |
PCT/JP2018/047225 WO2019146336A1 (ja) | 2018-01-24 | 2018-12-21 | 単結晶4H-SiC成長用種結晶及びその加工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111630213A true CN111630213A (zh) | 2020-09-04 |
CN111630213B CN111630213B (zh) | 2022-01-18 |
Family
ID=67395930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201880087282.XA Active CN111630213B (zh) | 2018-01-24 | 2018-12-21 | 单晶4H-SiC生长用籽晶及其加工方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11781244B2 (zh) |
JP (1) | JP6960866B2 (zh) |
CN (1) | CN111630213B (zh) |
WO (1) | WO2019146336A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116670328A (zh) * | 2021-10-28 | 2023-08-29 | 东海炭素株式会社 | 一种多晶SiC成型体及其制造方法 |
CN117144472A (zh) * | 2022-05-31 | 2023-12-01 | 株式会社力森诺科 | SiC基板和SiC外延晶片 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7321649B2 (ja) * | 2019-10-16 | 2023-08-07 | 株式会社ディスコ | 研削方法 |
CN114078690A (zh) | 2020-08-17 | 2022-02-22 | 环球晶圆股份有限公司 | 碳化硅晶片及其制备方法 |
KR102283879B1 (ko) * | 2021-01-14 | 2021-07-29 | 에스케이씨 주식회사 | 탄화규소 웨이퍼의 제조방법, 탄화규소 웨이퍼 및 웨이퍼 제조용 시스템 |
TWI762351B (zh) * | 2021-06-08 | 2022-04-21 | 環球晶圓股份有限公司 | 碳化矽晶圓及其研磨方法 |
EP4324961A1 (en) * | 2022-08-17 | 2024-02-21 | SiCrystal GmbH | Method for producing a bulk sic single crystal with improved quality using a sic seed crystal with a temporary protective oxide layer, and sic seed crystal with protective oxide layer |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002308697A (ja) * | 2001-04-05 | 2002-10-23 | Nippon Steel Corp | 炭化珪素単結晶インゴット及びその製造方法並びに炭化珪素単結晶育成用種結晶の装着方法 |
JP2004168649A (ja) * | 2002-11-08 | 2004-06-17 | Neomax Co Ltd | SiC基板およびSiC基板の製造方法 |
US20100300423A1 (en) * | 2009-05-26 | 2010-12-02 | Hitachi Cable, Ltd. | Compound semiconductor substrate production method |
JP2011222750A (ja) * | 2010-04-09 | 2011-11-04 | Nippon Steel Corp | 炭化珪素単結晶ウェハの製造方法及びこの方法で得られた炭化珪素単結晶ウェハ |
JP2014210687A (ja) * | 2013-04-19 | 2014-11-13 | 新日鐵住金株式会社 | 炭化珪素単結晶育成用種結晶基板 |
CN104813439A (zh) * | 2012-10-26 | 2015-07-29 | 道康宁公司 | 平坦的SiC半导体基板 |
JP2017065954A (ja) * | 2015-09-29 | 2017-04-06 | 新日鐵住金株式会社 | 炭化珪素単結晶インゴットの製造方法 |
CN107002281A (zh) * | 2014-12-05 | 2017-08-01 | 新日铁住金株式会社 | 碳化硅单晶的制造方法及碳化硅单晶基板 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3055401B2 (ja) * | 1994-08-29 | 2000-06-26 | 信越半導体株式会社 | ワークの平面研削方法及び装置 |
JP4224755B2 (ja) | 2001-10-16 | 2009-02-18 | 株式会社デンソー | 種結晶の固定方法 |
US20040134418A1 (en) | 2002-11-08 | 2004-07-15 | Taisuke Hirooka | SiC substrate and method of manufacturing the same |
JP4494856B2 (ja) | 2004-04-28 | 2010-06-30 | 新日本製鐵株式会社 | 炭化珪素単結晶成長用種結晶とその製造方法及びそれを用いた結晶成長方法 |
JP4663362B2 (ja) * | 2005-03-18 | 2011-04-06 | 株式会社ディスコ | ウエーハの平坦加工方法 |
JP2007284283A (ja) * | 2006-04-14 | 2007-11-01 | Hitachi Cable Ltd | GaN単結晶基板の加工方法及びGaN単結晶基板 |
JP4499698B2 (ja) | 2006-10-04 | 2010-07-07 | 昭和電工株式会社 | 炭化珪素単結晶の製造方法 |
JP5678653B2 (ja) * | 2010-12-28 | 2015-03-04 | 三菱化学株式会社 | 六方晶系半導体板状結晶の製造方法 |
JP6106419B2 (ja) * | 2012-12-12 | 2017-03-29 | 昭和電工株式会社 | SiC基板の製造方法 |
-
2018
- 2018-01-24 JP JP2018009989A patent/JP6960866B2/ja active Active
- 2018-12-21 US US16/963,521 patent/US11781244B2/en active Active
- 2018-12-21 CN CN201880087282.XA patent/CN111630213B/zh active Active
- 2018-12-21 WO PCT/JP2018/047225 patent/WO2019146336A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002308697A (ja) * | 2001-04-05 | 2002-10-23 | Nippon Steel Corp | 炭化珪素単結晶インゴット及びその製造方法並びに炭化珪素単結晶育成用種結晶の装着方法 |
JP2004168649A (ja) * | 2002-11-08 | 2004-06-17 | Neomax Co Ltd | SiC基板およびSiC基板の製造方法 |
US20100300423A1 (en) * | 2009-05-26 | 2010-12-02 | Hitachi Cable, Ltd. | Compound semiconductor substrate production method |
JP2011222750A (ja) * | 2010-04-09 | 2011-11-04 | Nippon Steel Corp | 炭化珪素単結晶ウェハの製造方法及びこの方法で得られた炭化珪素単結晶ウェハ |
CN104813439A (zh) * | 2012-10-26 | 2015-07-29 | 道康宁公司 | 平坦的SiC半导体基板 |
JP2014210687A (ja) * | 2013-04-19 | 2014-11-13 | 新日鐵住金株式会社 | 炭化珪素単結晶育成用種結晶基板 |
CN107002281A (zh) * | 2014-12-05 | 2017-08-01 | 新日铁住金株式会社 | 碳化硅单晶的制造方法及碳化硅单晶基板 |
JP2017065954A (ja) * | 2015-09-29 | 2017-04-06 | 新日鐵住金株式会社 | 炭化珪素単結晶インゴットの製造方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116670328A (zh) * | 2021-10-28 | 2023-08-29 | 东海炭素株式会社 | 一种多晶SiC成型体及其制造方法 |
CN117144472A (zh) * | 2022-05-31 | 2023-12-01 | 株式会社力森诺科 | SiC基板和SiC外延晶片 |
Also Published As
Publication number | Publication date |
---|---|
JP6960866B2 (ja) | 2021-11-05 |
JP2019127415A (ja) | 2019-08-01 |
CN111630213B (zh) | 2022-01-18 |
WO2019146336A1 (ja) | 2019-08-01 |
US20210047750A1 (en) | 2021-02-18 |
US11781244B2 (en) | 2023-10-10 |
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Address after: Tokyo, Japan Patentee after: Lishennoco Co.,Ltd. Patentee after: DENSO Corp. Address before: Tokyo, Japan Patentee before: Showa electrical materials Co.,Ltd. Patentee before: DENSO Corp. |
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Effective date of registration: 20230506 Address after: Tokyo, Japan Patentee after: Showa electrical materials Co.,Ltd. Patentee after: DENSO Corp. Address before: Tokyo, Japan Patentee before: SHOWA DENKO Kabushiki Kaisha Patentee before: DENSO Corp. |
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