JP5469792B2 - エピタキシャルウェーハの製造方法 - Google Patents
エピタキシャルウェーハの製造方法 Download PDFInfo
- Publication number
- JP5469792B2 JP5469792B2 JP2005376483A JP2005376483A JP5469792B2 JP 5469792 B2 JP5469792 B2 JP 5469792B2 JP 2005376483 A JP2005376483 A JP 2005376483A JP 2005376483 A JP2005376483 A JP 2005376483A JP 5469792 B2 JP5469792 B2 JP 5469792B2
- Authority
- JP
- Japan
- Prior art keywords
- wafer
- manufacturing
- epitaxial
- layer
- mask layer
- 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.)
- Expired - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/26—Object-catching inserts or similar devices for waste pipes or outlets
- E03C1/266—Arrangement of disintegrating apparatus in waste pipes or outlets; Disintegrating apparatus specially adapted for installation in waste pipes or outlets
-
- 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
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/18—Epitaxial-layer growth characterised by the substrate
- C30B25/183—Epitaxial-layer growth characterised by the substrate being provided with a buffer layer, e.g. a lattice matching layer
-
- 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
- C30B29/40—AIIIBV compounds wherein A is B, Al, Ga, In or Tl and B is N, P, As, Sb or Bi
- C30B29/403—AIII-nitrides
- C30B29/406—Gallium nitride
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Chemical Vapour Deposition (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Description
1a 多孔質バッファ層、
1a’ 空孔部、
2 マスク層、
2a ドット、
3 エピタキシャル物質層。
Claims (8)
- 単結晶ウェーハ上にドットを有するマスク層を形成する段階と、
前記マスク層と共に前記単結晶ウェーハの表面をエッチングして、前記マスク層を完全にエッチングするとともに、前記単結晶ウェーハの表面にナノサイズの空孔部を有する多孔質バッファ層を形成する段階と、
前記多孔質バッファ層上にエピタキシャル成長法によりエピタキシャル物質層を形成する段階と、
前記エピタキシャル物質層を熱処理する段階と、を含み、
前記マスク層を構成する物質のエッチング率は、前記単結晶ウェーハを構成する物質のエッチング率より低いエピタキシャルウェーハの製造方法。 - 前記エピタキシャル物質層は、3族窒化物半導体から構成されることを特徴とする請求項1に記載の製造方法。
- 前記単結晶ウェーハは、サファイアウェーハであることを特徴とする請求項1に記載の製造方法。
- 前記マスク層は、AlNから構成されることを特徴とする請求項1〜3のいずれか1項に記載の製造方法。
- 前記マスク層が、HVPE法で形成されることを特徴とする請求項4に記載の製造方法。
- 前記エピタキシャル物質層は、気相蒸着法を用いて形成されることを特徴とする請求項1に記載の製造方法。
- 前記気相蒸着法は、HVPE法、MOCVD法、またはMBE法であることを特徴とする請求項6に記載の製造方法。
- 前記熱処理は、850℃以上の温度で行うことを特徴とする請求項1に記載の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050001540A KR100682879B1 (ko) | 2005-01-07 | 2005-01-07 | 결정 성장 방법 |
KR10-2005-0001540 | 2005-01-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006191074A JP2006191074A (ja) | 2006-07-20 |
JP5469792B2 true JP5469792B2 (ja) | 2014-04-16 |
Family
ID=36652408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005376483A Expired - Fee Related JP5469792B2 (ja) | 2005-01-07 | 2005-12-27 | エピタキシャルウェーハの製造方法 |
Country Status (4)
Country | Link |
---|---|
US (2) | US20060151797A1 (ja) |
JP (1) | JP5469792B2 (ja) |
KR (1) | KR100682879B1 (ja) |
CN (1) | CN100418191C (ja) |
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GB0702560D0 (en) * | 2007-02-09 | 2007-03-21 | Univ Bath | Production of Semiconductor devices |
KR100878512B1 (ko) * | 2007-05-14 | 2009-01-13 | 나이넥스 주식회사 | GaN 반도체 기판 제조 방법 |
JP4672753B2 (ja) | 2007-05-25 | 2011-04-20 | エー・イー・テック株式会社 | GaN系窒化物半導体自立基板の作製方法 |
WO2008146699A1 (ja) * | 2007-05-25 | 2008-12-04 | Tohoku University | GaN系窒化物半導体自立基板の作製方法 |
CN101409229B (zh) * | 2007-10-12 | 2012-01-04 | 台达电子工业股份有限公司 | 外延基板及发光二极管装置的制造方法 |
WO2009090821A1 (ja) * | 2008-01-16 | 2009-07-23 | National University Corporation Tokyo University Of Agriculture And Technology | Al系III族窒化物単結晶層を有する積層体の製造方法、該製法で製造される積層体、該積層体を用いたAl系III族窒化物単結晶基板の製造方法、および、窒化アルミニウム単結晶基板 |
JP5324110B2 (ja) * | 2008-01-16 | 2013-10-23 | 国立大学法人東京農工大学 | 積層体およびその製造方法 |
KR100990639B1 (ko) | 2008-05-19 | 2010-10-29 | 삼성엘이디 주식회사 | 웨이퍼 제조방법 |
US8481411B2 (en) | 2009-06-10 | 2013-07-09 | Seoul Opto Device Co., Ltd. | Method of manufacturing a semiconductor substrate having a cavity |
US8860183B2 (en) | 2009-06-10 | 2014-10-14 | Seoul Viosys Co., Ltd. | Semiconductor substrate, semiconductor device, and manufacturing methods thereof |
WO2010143778A1 (ko) | 2009-06-10 | 2010-12-16 | 서울옵토디바이스주식회사 | 반도체 기판, 그 제조 방법, 반도체 소자 및 그 제조 방법 |
KR101106149B1 (ko) * | 2009-08-26 | 2012-01-20 | 서울옵토디바이스주식회사 | 반도체 기판 제조 방법 및 발광 소자 제조 방법 |
WO2011025149A2 (ko) * | 2009-08-26 | 2011-03-03 | 서울옵토디바이스주식회사 | 반도체 기판 제조 방법 및 발광 소자 제조 방법 |
JP5570838B2 (ja) | 2010-02-10 | 2014-08-13 | ソウル バイオシス カンパニー リミテッド | 半導体基板、その製造方法、半導体デバイス及びその製造方法 |
CN102263175A (zh) * | 2010-05-26 | 2011-11-30 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Led衬底及其制备方法 |
US8980730B1 (en) | 2010-09-14 | 2015-03-17 | Stc.Unm | Selective nanoscale growth of lattice mismatched materials |
TWI473283B (zh) | 2011-09-21 | 2015-02-11 | Nat Univ Tsing Hua | 晶片 |
CN103011066B (zh) * | 2011-09-21 | 2014-03-19 | 叶哲良 | 芯片 |
TWI515780B (zh) * | 2011-09-21 | 2016-01-01 | 中美矽晶製品股份有限公司 | 晶片加工方法 |
KR101420265B1 (ko) * | 2011-10-21 | 2014-07-21 | 주식회사루미지엔테크 | 기판 제조 방법 |
CN103247516B (zh) * | 2012-02-08 | 2016-04-06 | 郭磊 | 一种半导体结构及其形成方法 |
CN103247724B (zh) * | 2012-02-08 | 2016-04-20 | 郭磊 | 一种半导体结构及其形成方法 |
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CN106397225A (zh) * | 2016-09-04 | 2017-02-15 | 王际菊 | 一种手性化合物的制备方法 |
KR102386031B1 (ko) * | 2019-12-31 | 2022-04-12 | 유영조 | 결정성장방법 |
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-
2005
- 2005-01-07 KR KR1020050001540A patent/KR100682879B1/ko not_active IP Right Cessation
- 2005-12-15 CN CNB2005101316159A patent/CN100418191C/zh not_active Expired - Fee Related
- 2005-12-27 JP JP2005376483A patent/JP5469792B2/ja not_active Expired - Fee Related
-
2006
- 2006-01-06 US US11/326,172 patent/US20060151797A1/en not_active Abandoned
-
2009
- 2009-03-13 US US12/382,329 patent/US8475588B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060151797A1 (en) | 2006-07-13 |
US8475588B2 (en) | 2013-07-02 |
CN1812053A (zh) | 2006-08-02 |
KR20060081107A (ko) | 2006-07-12 |
US20090181525A1 (en) | 2009-07-16 |
CN100418191C (zh) | 2008-09-10 |
KR100682879B1 (ko) | 2007-02-15 |
JP2006191074A (ja) | 2006-07-20 |
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