WO2005122267A3 - Growth of planar reduced dislocation density m-plane gallium nitride by hydride vapor phase epitaxy - Google Patents
Growth of planar reduced dislocation density m-plane gallium nitride by hydride vapor phase epitaxy Download PDFInfo
- Publication number
- WO2005122267A3 WO2005122267A3 PCT/US2005/018823 US2005018823W WO2005122267A3 WO 2005122267 A3 WO2005122267 A3 WO 2005122267A3 US 2005018823 W US2005018823 W US 2005018823W WO 2005122267 A3 WO2005122267 A3 WO 2005122267A3
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- WIPO (PCT)
- Prior art keywords
- gallium nitride
- growth
- vapor phase
- dislocation density
- phase epitaxy
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- 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
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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
- 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
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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
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
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- H01—ELECTRIC ELEMENTS
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02378—Silicon carbide
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02387—Group 13/15 materials
- H01L21/02389—Nitrides
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/0242—Crystalline insulating materials
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/02433—Crystal orientation
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02455—Group 13/15 materials
- H01L21/02458—Nitrides
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- H—ELECTRICITY
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02494—Structure
- H01L21/02496—Layer structure
- H01L21/02502—Layer structure consisting of two layers
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- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02538—Group 13/15 materials
- H01L21/0254—Nitrides
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- H—ELECTRICITY
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02609—Crystal orientation
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/02636—Selective deposition, e.g. simultaneous growth of mono- and non-monocrystalline semiconductor materials
- H01L21/02647—Lateral overgrowth
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/005—Processes
- H01L33/0062—Processes for devices with an active region comprising only III-V compounds
- H01L33/0066—Processes for devices with an active region comprising only III-V compounds with a substrate not being a III-V compound
- H01L33/007—Processes for devices with an active region comprising only III-V compounds with a substrate not being a III-V compound comprising nitride compounds
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020077000164A KR101332391B1 (en) | 2004-06-03 | 2005-05-31 | Growth of planar reduced dislocation density m-plane gallium nitride by hydride vapor phase epitaxy |
JP2007515412A JP5461773B2 (en) | 2004-06-03 | 2005-05-31 | Growth of flat and low dislocation density m-plane gallium nitride by hydride vapor deposition |
KR1020127004001A KR101251443B1 (en) | 2004-06-03 | 2005-05-31 | Growth of planar reduced dislocation density m-plane gallium nitride by hydride vapor phase epitaxy |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57668504P | 2004-06-03 | 2004-06-03 | |
US60/576,685 | 2004-06-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2005122267A2 WO2005122267A2 (en) | 2005-12-22 |
WO2005122267A3 true WO2005122267A3 (en) | 2006-08-17 |
WO2005122267A8 WO2005122267A8 (en) | 2007-01-11 |
Family
ID=35503823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2005/018823 WO2005122267A2 (en) | 2004-06-03 | 2005-05-31 | Growth of planar reduced dislocation density m-plane gallium nitride by hydride vapor phase epitaxy |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5461773B2 (en) |
KR (2) | KR101251443B1 (en) |
WO (1) | WO2005122267A2 (en) |
Cited By (2)
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CN107002275A (en) * | 2014-12-04 | 2017-08-01 | 希波特公司 | Group III-nitride substrate and its manufacture method |
CN112397604B (en) * | 2020-11-18 | 2022-05-17 | 西安电子科技大学 | PN junction ultraviolet detector based on m-plane 4H-SiC heteroepitaxy nonpolar AlGaN/BN and preparation method |
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US9153645B2 (en) | 2005-05-17 | 2015-10-06 | Taiwan Semiconductor Manufacturing Company, Ltd. | Lattice-mismatched semiconductor structures with reduced dislocation defect densities and related methods for device fabrication |
EP2595177A3 (en) * | 2005-05-17 | 2013-07-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Lattice-mismatched semiconductor structures with reduced dislocation defect densities related methods for device fabrication |
US8324660B2 (en) | 2005-05-17 | 2012-12-04 | Taiwan Semiconductor Manufacturing Company, Ltd. | Lattice-mismatched semiconductor structures with reduced dislocation defect densities and related methods for device fabrication |
WO2007112066A2 (en) | 2006-03-24 | 2007-10-04 | Amberwave Systems Corporation | Lattice-mismatched semiconductor structures and related methods for device fabrication |
US9673044B2 (en) | 2006-04-07 | 2017-06-06 | Sixpoint Materials, Inc. | Group III nitride substrates and their fabrication method |
KR100809209B1 (en) * | 2006-04-25 | 2008-02-29 | 삼성전기주식회사 | METHOD OF GROWING NON-POLAR m-PLANE NITRIDE SEMICONDUCTOR |
KR20090018106A (en) * | 2006-05-09 | 2009-02-19 | 더 리전츠 오브 더 유니버시티 오브 캘리포니아 | In-situ defect reduction techniques for nonpolar and semipolar (al, ga, in)n |
JP4713426B2 (en) * | 2006-08-30 | 2011-06-29 | 京セラ株式会社 | Epitaxial substrate and vapor phase growth method |
US8173551B2 (en) | 2006-09-07 | 2012-05-08 | Taiwan Semiconductor Manufacturing Co., Ltd. | Defect reduction using aspect ratio trapping |
WO2008039534A2 (en) | 2006-09-27 | 2008-04-03 | Amberwave Systems Corporation | Quantum tunneling devices and circuits with lattice- mismatched semiconductor structures |
US20080187018A1 (en) | 2006-10-19 | 2008-08-07 | Amberwave Systems Corporation | Distributed feedback lasers formed via aspect ratio trapping |
JP2008108924A (en) * | 2006-10-26 | 2008-05-08 | Matsushita Electric Works Ltd | Compound semiconductor light-emitting element, illumination apparatus employing the same and manufacturing method of compound semiconductor light-emitting element |
KR100860709B1 (en) | 2006-12-21 | 2008-09-26 | 주식회사 실트론 | Method of growing GaN layer for manufacturing Light Emitting Diode having enhanced light extraction characteristics, Method of manufacturing Light Emitting Diode using the same, and Light Emitting Diode device thereof |
WO2008124154A2 (en) | 2007-04-09 | 2008-10-16 | Amberwave Systems Corporation | Photovoltaics on silicon |
US8237151B2 (en) | 2009-01-09 | 2012-08-07 | Taiwan Semiconductor Manufacturing Company, Ltd. | Diode-based devices and methods for making the same |
US8304805B2 (en) | 2009-01-09 | 2012-11-06 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor diodes fabricated by aspect ratio trapping with coalesced films |
US7825328B2 (en) | 2007-04-09 | 2010-11-02 | Taiwan Semiconductor Manufacturing Company, Ltd. | Nitride-based multi-junction solar cell modules and methods for making the same |
US8329541B2 (en) | 2007-06-15 | 2012-12-11 | Taiwan Semiconductor Manufacturing Company, Ltd. | InP-based transistor fabrication |
JP4825746B2 (en) * | 2007-07-13 | 2011-11-30 | 日本碍子株式会社 | Method for producing nonpolar group III nitride |
JP4825745B2 (en) * | 2007-07-13 | 2011-11-30 | 日本碍子株式会社 | Method for producing nonpolar group III nitride |
JP2010538495A (en) | 2007-09-07 | 2010-12-09 | アンバーウェーブ・システムズ・コーポレーション | Multi-junction solar cell |
US8183667B2 (en) | 2008-06-03 | 2012-05-22 | Taiwan Semiconductor Manufacturing Co., Ltd. | Epitaxial growth of crystalline material |
US8274097B2 (en) | 2008-07-01 | 2012-09-25 | Taiwan Semiconductor Manufacturing Company, Ltd. | Reduction of edge effects from aspect ratio trapping |
JP5295871B2 (en) * | 2008-07-03 | 2013-09-18 | 古河機械金属株式会社 | Method for manufacturing group III nitride semiconductor substrate |
US8981427B2 (en) | 2008-07-15 | 2015-03-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Polishing of small composite semiconductor materials |
KR101216541B1 (en) | 2008-09-19 | 2012-12-31 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | Formation of devices by epitaxial layer overgrowth |
US20100072515A1 (en) | 2008-09-19 | 2010-03-25 | Amberwave Systems Corporation | Fabrication and structures of crystalline material |
US8253211B2 (en) | 2008-09-24 | 2012-08-28 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor sensor structures with reduced dislocation defect densities |
JP4647723B2 (en) * | 2009-03-06 | 2011-03-09 | パナソニック株式会社 | Nitride semiconductor crystal growth method and semiconductor device manufacturing method |
EP2415083B1 (en) | 2009-04-02 | 2017-06-21 | Taiwan Semiconductor Manufacturing Company, Ltd. | Devices formed from a non-polar plane of a crystalline material and method of making the same |
JP4891462B2 (en) | 2009-11-12 | 2012-03-07 | パナソニック株式会社 | Gallium nitride compound semiconductor light emitting device |
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JP6137197B2 (en) * | 2012-12-17 | 2017-05-31 | 三菱化学株式会社 | Gallium nitride substrate and method of manufacturing nitride semiconductor crystal |
KR20180077433A (en) * | 2016-12-29 | 2018-07-09 | 주식회사 루미스탈 | Nitride Semiconductor Device and Method for manufacturing thereof |
JP2021519743A (en) * | 2018-03-30 | 2021-08-12 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニアThe Regents Of The University Of California | Non-polar and semi-polar device fabrication method using epitaxial transverse overgrowth |
CN114577659B (en) * | 2022-01-26 | 2024-02-06 | 株洲科能新材料股份有限公司 | Method for detecting gallium content in gallium nitride material |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5926726A (en) * | 1997-09-12 | 1999-07-20 | Sdl, Inc. | In-situ acceptor activation in group III-v nitride compound semiconductors |
US6156581A (en) * | 1994-01-27 | 2000-12-05 | Advanced Technology Materials, Inc. | GaN-based devices using (Ga, AL, In)N base layers |
US6177057B1 (en) * | 1999-02-09 | 2001-01-23 | The United States Of America As Represented By The Secretary Of The Navy | Process for preparing bulk cubic gallium nitride |
US6468882B2 (en) * | 2000-07-10 | 2002-10-22 | Sumitomo Electric Industries, Ltd. | Method of producing a single crystal gallium nitride substrate and single crystal gallium nitride substrate |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6177292B1 (en) * | 1996-12-05 | 2001-01-23 | Lg Electronics Inc. | Method for forming GaN semiconductor single crystal substrate and GaN diode with the substrate |
JP3139445B2 (en) * | 1997-03-13 | 2001-02-26 | 日本電気株式会社 | GaN-based semiconductor growth method and GaN-based semiconductor film |
JP3642001B2 (en) * | 2000-04-27 | 2005-04-27 | 日本電気株式会社 | Nitride semiconductor element, method for producing nitride semiconductor crystal, and nitride semiconductor substrate |
-
2005
- 2005-05-31 KR KR1020127004001A patent/KR101251443B1/en not_active IP Right Cessation
- 2005-05-31 JP JP2007515412A patent/JP5461773B2/en not_active Expired - Fee Related
- 2005-05-31 WO PCT/US2005/018823 patent/WO2005122267A2/en active Application Filing
- 2005-05-31 KR KR1020077000164A patent/KR101332391B1/en not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6156581A (en) * | 1994-01-27 | 2000-12-05 | Advanced Technology Materials, Inc. | GaN-based devices using (Ga, AL, In)N base layers |
US5926726A (en) * | 1997-09-12 | 1999-07-20 | Sdl, Inc. | In-situ acceptor activation in group III-v nitride compound semiconductors |
US6177057B1 (en) * | 1999-02-09 | 2001-01-23 | The United States Of America As Represented By The Secretary Of The Navy | Process for preparing bulk cubic gallium nitride |
US6468882B2 (en) * | 2000-07-10 | 2002-10-22 | Sumitomo Electric Industries, Ltd. | Method of producing a single crystal gallium nitride substrate and single crystal gallium nitride substrate |
Non-Patent Citations (2)
Title |
---|
AUJOL E. ET AL.: "Hydrogen and nitrogen ambient effects on epitaxial growth of GaN by hydride vapour phase epitaxy", JOURNAL OF CRYSTAL GROWTH, vol. 230, no. 2201, pages 372 - 376, XP004296535 * |
WALTEREIT P. ET AL.: "M-plane GaN(1100) grown on y-LiA1O2(100): nitride semiconductors free of internal electrostatic fields", JOURNAL OF CRYSTAL GROWTH, vol. 227-228, 2001, pages 437 - 441, XP004250873 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107002275A (en) * | 2014-12-04 | 2017-08-01 | 希波特公司 | Group III-nitride substrate and its manufacture method |
CN112397604B (en) * | 2020-11-18 | 2022-05-17 | 西安电子科技大学 | PN junction ultraviolet detector based on m-plane 4H-SiC heteroepitaxy nonpolar AlGaN/BN and preparation method |
Also Published As
Publication number | Publication date |
---|---|
KR101332391B1 (en) | 2013-11-22 |
KR20070051831A (en) | 2007-05-18 |
JP2008501606A (en) | 2008-01-24 |
KR101251443B1 (en) | 2013-04-08 |
WO2005122267A2 (en) | 2005-12-22 |
JP5461773B2 (en) | 2014-04-02 |
WO2005122267A8 (en) | 2007-01-11 |
KR20120046748A (en) | 2012-05-10 |
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