KR20070086386A - 질화갈륨계 반도체 적층구조체, 그 제조방법, 질화갈륨계반도체 소자 및 그 소자를 사용한 램프 - Google Patents
질화갈륨계 반도체 적층구조체, 그 제조방법, 질화갈륨계반도체 소자 및 그 소자를 사용한 램프 Download PDFInfo
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- KR20070086386A KR20070086386A KR1020077013794A KR20077013794A KR20070086386A KR 20070086386 A KR20070086386 A KR 20070086386A KR 1020077013794 A KR1020077013794 A KR 1020077013794A KR 20077013794 A KR20077013794 A KR 20077013794A KR 20070086386 A KR20070086386 A KR 20070086386A
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- layer
- single crystal
- gallium nitride
- based semiconductor
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 97
- 229910002601 GaN Inorganic materials 0.000 title claims abstract description 68
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 239000013078 crystal Substances 0.000 claims abstract description 203
- 239000000758 substrate Substances 0.000 claims abstract description 76
- 230000007547 defect Effects 0.000 claims abstract description 46
- 150000004767 nitrides Chemical class 0.000 claims abstract description 23
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 22
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 229910052594 sapphire Inorganic materials 0.000 claims description 53
- 239000010980 sapphire Substances 0.000 claims description 53
- 230000012010 growth Effects 0.000 claims description 11
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 238000002524 electron diffraction data Methods 0.000 description 13
- 238000003475 lamination Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 8
- 239000010408 film Substances 0.000 description 7
- 238000010894 electron beam technology Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052738 indium Inorganic materials 0.000 description 4
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 3
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000002003 electron diffraction Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 125000005843 halogen group Chemical group 0.000 description 2
- 125000005842 heteroatom Chemical group 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RGGPNXQUMRMPRA-UHFFFAOYSA-N triethylgallium Chemical compound CC[Ga](CC)CC RGGPNXQUMRMPRA-UHFFFAOYSA-N 0.000 description 2
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 2
- WFVKOTYYEOGHGI-FDFHNCONSA-N (2s)-2-amino-n-[(6s,12r)-6-benzyl-1-methyl-5,8,11-trioxo-1,4,7,10-tetrazacyclotridec-12-yl]-3-(4-hydroxyphenyl)propanamide Chemical compound C([C@H]1C(=O)NCCN(C[C@H](C(=O)NCC(=O)N1)NC(=O)[C@@H](N)CC=1C=CC(O)=CC=1)C)C1=CC=CC=C1 WFVKOTYYEOGHGI-FDFHNCONSA-N 0.000 description 1
- DIIIISSCIXVANO-UHFFFAOYSA-N 1,2-Dimethylhydrazine Chemical compound CNNC DIIIISSCIXVANO-UHFFFAOYSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000002050 diffraction method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 230000007773 growth pattern Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- -1 nitride nitride Chemical class 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000001947 vapour-phase growth Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/04—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a quantum effect structure or superlattice, e.g. tunnel junction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/20—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a particular shape, e.g. curved or truncated substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/36—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
- H01L33/38—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes with a particular shape
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- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (11)
- 단결정기판;그 단결정기판과 접촉하는 영역에 있어서, 저온에서 성장한 저온완충층; 및그 저온완충층 위에 형성된 질화갈륨계 반도체층;을 포함하는 질화갈륨계 반도체 적층구조체에 있어서:상기 저온완충층은, 알루미늄 보다 갈륨을 주로 함유하는 육방정의 AlXGaγN계 III족 질화물 재료(0.5 <γ≤1, X+γ=1)로 이루어지는 단결정층을 내부에 갖고, 그 단결정층은 (1.1.-2.0.)결정면에서 보다도, (1.0.-1.0.)결정면에서 낮은 밀도의 결정 결함을 갖는 것을 특징으로 하는 질화갈륨계 반도체 적층구조체.
- 제1항에 있어서, 상기 단결정기판은, 그 표면에 {0001}면(C면)을 갖는 사파이어(α-알루미나 단결정)기판인 것을 특징으로 하는 질화갈륨계 반도체 적층구조체.
- 제1항에 있어서, 상기 단결정기판은, 그 표면에 {0001}면(C면)을 갖는 탄화규소기판인 것을 특징으로 하는 질화갈륨계 반도체 적층구조체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 질화갈륨계 반도체층은, 그 [ 1.0.-1.0.]방향이 저온완충층의 단결정층의 [ 1.0.-1.0.]방향에 평행하게 배향되어 있는 것을 특징으로 하는 질화갈륨계 반도체 적층구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 저온완충층의 단결정층은, (1.1.-2.0.)결정면에서의 결정 결함 밀도의 1/5이하의 밀도를 갖는 (1.0.-1.0.)결정면에서의 결정 결함을 갖는 것을 특징으로 하는 질화갈륨계 반도체 적층구조체.
- 단결정기판 위에, 250~500℃ 범위의 저온에서 성장시킨 저온완충층을 형성하는 단계,그 저온완충층 위에 질화갈륨계 반도체층을 형성하는 단계, 및갈륨 원료를 알루미늄 원료 보다 먼저 기판표면에 도달시킴으로써, 저온완충층에 있어서, 알루미늄 보다 갈륨을 주로 함유하는 육방정의 AlXGaγN계 III족 질화물 재료(0.5 <γ≤1, X+γ=1)로 이루어지는 단결정층을 형성하는 단계를 포함하고;상기 단결정층은, (1.1.-2.0.)결정면에서 보다도, 낮은 밀도의 (1.0.-1.0.)결정면에서 결정 결함을 갖는 것을 특징으로 하는 질화갈륨계 반도체 적층구조체의 제조방법.
- 제6항에 있어서, 상기 단결정기판은, 그 표면에 {0001}면(C면)을 갖는 사파 이어(α-알루미나 단결정)기판인 것을 특징으로 하는 질화갈륨계 반도체 적층구조체의 제조방법.
- 제6항에 있어서, 상기 단결정기판은, 그 표면에 {0001}면(C면)을 갖는 탄화규소기판인 것을 특징으로 하는 질화갈륨계 반도체 적층구조체의 제조방법.
- 제6항 내지 제8항 중 어느 한 항에 있어서, 상기 저온완충층은 1nm/분∼3nm/분의 범위내의 성장속도로 성장하는 것을 특징으로 하는 질화갈륨계 반도체 적층구조체의 제조방법.
- 제1항 내지 제5항 중 어느 한 항에 기재된 질화갈륨계 반도체 적층구조체를 사용하는 것을 특징으로 하는 질화갈륨계 반도체소자.
- 제10항에 기재된 질화갈륨계 반도체 소자를 사용하는 것을 특징으로 하는 램프.
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JPJP-P-2004-00334517 | 2004-11-18 | ||
JP2004334517 | 2004-11-18 |
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KR20070086386A true KR20070086386A (ko) | 2007-08-27 |
KR100906164B1 KR100906164B1 (ko) | 2009-07-03 |
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KR1020077013794A KR100906164B1 (ko) | 2004-11-18 | 2005-11-15 | 질화갈륨계 반도체 적층구조체, 그 제조방법, 질화갈륨계반도체 소자 및 그 소자를 사용한 램프 |
Country Status (6)
Country | Link |
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US (1) | US7781866B2 (ko) |
JP (1) | JP2006173590A (ko) |
KR (1) | KR100906164B1 (ko) |
DE (1) | DE112005002838T5 (ko) |
TW (1) | TWI294189B (ko) |
WO (1) | WO2006054737A1 (ko) |
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KR101405693B1 (ko) * | 2007-11-26 | 2014-06-10 | 엘지이노텍 주식회사 | 반도체 발광소자 및 그 제조방법 |
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CN100433372C (zh) * | 2005-04-15 | 2008-11-12 | 香港理工大学 | 一种紫外线检测装置 |
KR100691283B1 (ko) * | 2005-09-23 | 2007-03-12 | 삼성전기주식회사 | 질화물 반도체 소자 |
KR100753518B1 (ko) | 2006-05-23 | 2007-08-31 | 엘지전자 주식회사 | 질화물계 발광 소자 |
TWI398966B (zh) * | 2009-06-08 | 2013-06-11 | Epistar Corp | 發光元件及其製造方法 |
US20110057213A1 (en) * | 2009-09-08 | 2011-03-10 | Koninklijke Philips Electronics N.V. | Iii-nitride light emitting device with curvat1jre control layer |
DE102011113775B9 (de) | 2011-09-19 | 2021-10-21 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zur Herstellung eines optoelektronischen Bauelements |
KR102211596B1 (ko) * | 2012-12-28 | 2021-02-03 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 |
CN114156380B (zh) * | 2021-11-30 | 2023-09-22 | 华灿光电(浙江)有限公司 | 提高内量子效率的发光二极管外延片及其制备方法 |
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JP2809691B2 (ja) | 1989-04-28 | 1998-10-15 | 株式会社東芝 | 半導体レーザ |
US5432808A (en) * | 1993-03-15 | 1995-07-11 | Kabushiki Kaisha Toshiba | Compound semicondutor light-emitting device |
JP3243111B2 (ja) * | 1993-03-15 | 2002-01-07 | 株式会社東芝 | 化合物半導体素子 |
JP3466314B2 (ja) | 1994-02-28 | 2003-11-10 | 京セラ株式会社 | 単結晶育成用基体 |
JPH08255926A (ja) | 1995-03-16 | 1996-10-01 | Rohm Co Ltd | 半導体発光素子およびその製法 |
JP3152152B2 (ja) | 1996-07-05 | 2001-04-03 | 昭和電工株式会社 | 化合物半導体エピタキシャルウエハ |
JP3446495B2 (ja) | 1996-09-25 | 2003-09-16 | 昭和電工株式会社 | 化合物半導体エピタキシャルウエハの製造方法 |
JPH10215035A (ja) * | 1997-01-30 | 1998-08-11 | Toshiba Corp | 化合物半導体素子及びその製造方法 |
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US6252261B1 (en) * | 1998-09-30 | 2001-06-26 | Nec Corporation | GaN crystal film, a group III element nitride semiconductor wafer and a manufacturing process therefor |
JP2000349338A (ja) | 1998-09-30 | 2000-12-15 | Nec Corp | GaN結晶膜、III族元素窒化物半導体ウェーハ及びその製造方法 |
JP2000174342A (ja) * | 1998-12-09 | 2000-06-23 | Showa Denko Kk | 窒化物半導体発光素子 |
JP2002289540A (ja) * | 2001-03-27 | 2002-10-04 | Mitsubishi Cable Ind Ltd | GaN系半導体結晶の製造方法およびGaN系半導体基材 |
JP2004088131A (ja) * | 2003-12-11 | 2004-03-18 | Showa Denko Kk | Iii族窒化物半導体発光ダイオード |
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2005
- 2005-11-15 US US11/791,020 patent/US7781866B2/en active Active
- 2005-11-15 KR KR1020077013794A patent/KR100906164B1/ko active IP Right Grant
- 2005-11-15 DE DE112005002838T patent/DE112005002838T5/de not_active Ceased
- 2005-11-15 WO PCT/JP2005/021327 patent/WO2006054737A1/en active Application Filing
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Cited By (1)
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WO2006054737A1 (en) | 2006-05-26 |
US7781866B2 (en) | 2010-08-24 |
DE112005002838T5 (de) | 2007-11-15 |
JP2006173590A (ja) | 2006-06-29 |
KR100906164B1 (ko) | 2009-07-03 |
US20080135852A1 (en) | 2008-06-12 |
TWI294189B (en) | 2008-03-01 |
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