KR100583163B1 - 질화물 반도체 및 그 제조방법 - Google Patents
질화물 반도체 및 그 제조방법 Download PDFInfo
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- KR100583163B1 KR100583163B1 KR1020020049010A KR20020049010A KR100583163B1 KR 100583163 B1 KR100583163 B1 KR 100583163B1 KR 1020020049010 A KR1020020049010 A KR 1020020049010A KR 20020049010 A KR20020049010 A KR 20020049010A KR 100583163 B1 KR100583163 B1 KR 100583163B1
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- 150000004767 nitrides Chemical class 0.000 title claims abstract description 60
- 239000004065 semiconductor Substances 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 12
- 239000013078 crystal Substances 0.000 claims abstract description 61
- 239000000758 substrate Substances 0.000 claims abstract description 39
- 230000012010 growth Effects 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims abstract description 5
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 claims abstract description 5
- 239000012159 carrier gas Substances 0.000 claims abstract description 4
- 229910052738 indium Inorganic materials 0.000 claims description 16
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- SBEQWOXEGHQIMW-UHFFFAOYSA-N silicon Chemical compound [Si].[Si] SBEQWOXEGHQIMW-UHFFFAOYSA-N 0.000 claims description 2
- 230000007547 defect Effects 0.000 description 6
- 229910052594 sapphire Inorganic materials 0.000 description 5
- 239000010980 sapphire Substances 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000007499 fusion processing Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000035040 seed growth Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Abstract
Description
Claims (14)
- 기판과;상기 기판 위에 비단결정(non-single crystal)층으로 형성되며, AlyInxGa1-(x+y)N/InxGa1-xN/GaN의 3중 구조(여기서, 0<x<1, 0<y<1)로 적층 형성되거나, 또는 InxGa1-xN/GaN의 2중 구조(여기서, 0<x<1)로 적층 형성되거나, 또는 InxGa1-xN/GaN의 초격자 구조(여기서, 0<x<1)로 형성된 GaN계 완충층; 및상기 GaN계 완충층 위에 형성되며, 인듐 도핑된 GaN 단결정층을 구비하는 GaN계 단결정층; 을 포함하는 것을 특징으로 하는 질화물 반도체.
- 제 1항에 있어서, 상기 GaN계 단결정층은,인듐(Indium) 도핑된 GaN 단결정층과;상기 인듐 도핑된 GaN 단결정층 위에 형성되며, 도핑되지 않은 GaN 단결정층; 및상기 도핑되지 않은 GaN 단결정층 위에 형성되며, 실리콘(Silicon)이 도핑된 n-GaN 단결정층; 을 구비하는 것을 특징으로 하는 질화물 반도체.
- 제 1항에 있어서, 상기 GaN계 단결정층은,도핑되지 않은 GaN 단결정층과;상기 도핑되지 않은 GaN 단결정층 위에 형성되며, 인듐 도핑된 GaN 단결정층; 및상기 인듐 도핑된 GaN 단결정층 위에 형성되며, 실리콘(Silicon)이 도핑된 n-GaN 단결정층; 을 구비하는 것을 특징으로 하는 질화물 반도체.
- 기판과;상기 기판 위에 비단결정(non-single crystal)층으로 형성되며, AlyInxGa1-(x+y)N/InxGa1-xN/GaN의 3중 구조(여기서, 0<x<1, 0<y<1)로 적층 형성되거나, 또는 InxGa1-xN/GaN의 2중 구조(여기서, 0<x<1)로 적층 형성되거나, 또는 InxGa1-xN/GaN의 초격자 구조(여기서, 0<x<1)로 형성된 GaN계 완충층과;상기 GaN계 완충층 위에 형성된 인듐 도핑된 GaN 단결정층과;상기 인듐 도핑된 GaN 단결정층 위에 형성된 n-GaN 단결정층의 제 1 전극층과;상기 제 1 전극층 위에 형성된 활성층; 및상기 활성층 위에 형성된 p-GaN 층의 제 2 전극층; 을 포함하는 것을 특징으로 하는 질화물 반도체 발광소자.
- 제 4항에 있어서, 상기 인듐 도핑된 GaN 단결정층 위에 도핑되지 않은 GaN 단결정층이 더 적층 형성된 것을 특징으로 하는 질화물 반도체 발광소자.
- 제 4항에 있어서, 상기 인듐 도핑된 GaN 단결정층 아래에 도핑되지 않은 GaN 단결정층이 더 적층 형성된 것을 특징으로 하는 질화물 반도체 발광소자.
- 기판 위에, AlyInxGa1-(x+y)N/InxGa1-xN/GaN의 3중 구조(여기서, 0<x<1, 0<y<1), 또는 InxGa1-xN/GaN의 2중 구조(여기서, 0<x<1), 또는 InxGa1-xN/GaN의 초격자 구조(여기서, 0<x<1)로 비단결정(non-single crystal)층의 GaN계 완충층을 성장시키는 단계;상기 성장된 GaN계 완충층 위에 인듐 도핑된 GaN 단결정층을 구비하는 GaN계 단결정층을 성장시키는 단계; 를 포함하는 것을 특징으로 하는 질화물 반도체의 제조방법.
- 제 7항에 있어서,상기 GaN계 완충층을 성장시킴에 있어, MOCVD 장비를 이용하여 500~800℃ 사이에서 50~800Å의 두께로 성장시키며, H2 및 N2 캐리어 가스를 공급하면서 TMGa, TMIn, TMAl 소스원을 유입시키고, 동시에 NH3 가스를 유입시켜 성장시키는 것을 특징으로 하는 질화물 반도체의 제조방법.
- 제 8항에 있어서,상기 GaN계 완충층을 성장시킴에 있어, 상기 TMGa, TMIn, TMAl 소스원의 유량은 5~300μmol/min이며, 성장 압력은 100~700 torr인 것을 특징으로 하는 질화물 반도체의 제조방법.
- 제 7항에 있어서,상기 인듐 도핑된 GaN 단결정층을 구비하는 GaN계 단결정층을 성장시키는 단계는,인듐(Indium) 도핑된 GaN 단결정층을 성장시키는 단계와;상기 인듐 도핑된 GaN 단결정층 위에 도핑되지 않은 GaN 단결정층을 성장시키는 단계; 및상기 도핑되지 않은 GaN 단결정층 위에 실리콘(Silicon)이 도핑된 n-GaN 단결정층을 성장시키는 단계; 를 구비하는 것을 특징으로 하는 질화물 반도체의 제조방법.
- 제 7항에 있어서,상기 인듐 도핑된 GaN 단결정층을 구비하는 GaN계 단결정층을 성장시키는 단계는,도핑되지 않은 GaN 단결정층을 성장시키는 단계와;상기 도핑되지 않은 GaN 단결정층 위에 인듐 도핑된 GaN 단결정층을 성장시키는 단계; 및상기 인듐 도핑된 GaN 단결정층 위에 실리콘(Silicon)이 도핑된 n-GaN 단결정층을 성장시키는 단계; 를 구비하는 것을 특징으로 하는 질화물 반도체의 제조방법.
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Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020049010A KR100583163B1 (ko) | 2002-08-19 | 2002-08-19 | 질화물 반도체 및 그 제조방법 |
CNB038132346A CN100350638C (zh) | 2002-08-19 | 2003-08-19 | 氮化物半导体及其制备方法 |
AU2003257718A AU2003257718A1 (en) | 2002-08-19 | 2003-08-19 | Nitride semiconductor and fabrication method thereof |
PCT/KR2003/001669 WO2004017432A1 (en) | 2002-08-19 | 2003-08-19 | Nitride semiconductor and fabrication method thereof |
US10/516,742 US7368309B2 (en) | 2002-08-19 | 2003-08-19 | Nitride semiconductor and fabrication method thereof |
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KR1020020049010A KR100583163B1 (ko) | 2002-08-19 | 2002-08-19 | 질화물 반도체 및 그 제조방법 |
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KR20040016724A KR20040016724A (ko) | 2004-02-25 |
KR100583163B1 true KR100583163B1 (ko) | 2006-05-23 |
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US (1) | US7368309B2 (ko) |
KR (1) | KR100583163B1 (ko) |
CN (1) | CN100350638C (ko) |
AU (1) | AU2003257718A1 (ko) |
WO (1) | WO2004017432A1 (ko) |
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AU2003297456B2 (en) * | 2003-01-02 | 2007-05-03 | Loma Linda University Medical Center | Configuration management and retrieval system for proton beam therapy system |
US8053794B2 (en) * | 2004-08-26 | 2011-11-08 | Lg Innotek Co., Ltd | Nitride semiconductor light emitting device and fabrication method thereof |
KR100661708B1 (ko) * | 2004-10-19 | 2006-12-26 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
KR100661709B1 (ko) * | 2004-12-23 | 2006-12-26 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
KR100580752B1 (ko) * | 2004-12-23 | 2006-05-15 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
KR100593936B1 (ko) * | 2005-03-25 | 2006-06-30 | 삼성전기주식회사 | 비극성 a면 질화갈륨 단결정 제조방법 |
KR101262386B1 (ko) | 2006-09-25 | 2013-05-08 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자의 제조 방법 |
US8110425B2 (en) * | 2007-03-20 | 2012-02-07 | Luminus Devices, Inc. | Laser liftoff structure and related methods |
JP5292716B2 (ja) * | 2007-03-30 | 2013-09-18 | 富士通株式会社 | 化合物半導体装置 |
JP5731785B2 (ja) * | 2010-09-30 | 2015-06-10 | スタンレー電気株式会社 | 積層半導体および積層半導体の製造方法 |
US8362458B2 (en) | 2010-12-27 | 2013-01-29 | Industrial Technology Research Institute | Nitirde semiconductor light emitting diode |
JP6200227B2 (ja) * | 2013-02-25 | 2017-09-20 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
CN105006427B (zh) * | 2015-08-04 | 2018-01-30 | 中国电子科技集团公司第十三研究所 | 一种利用低温过渡层生长高质量氮化镓外延结构的方法 |
CN114823855A (zh) * | 2020-06-04 | 2022-07-29 | 英诺赛科(珠海)科技有限公司 | 半导体装置及其制造方法 |
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- 2003-08-19 WO PCT/KR2003/001669 patent/WO2004017432A1/en not_active Application Discontinuation
- 2003-08-19 CN CNB038132346A patent/CN100350638C/zh not_active Expired - Lifetime
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Also Published As
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US20050250233A1 (en) | 2005-11-10 |
WO2004017432A1 (en) | 2004-02-26 |
KR20040016724A (ko) | 2004-02-25 |
AU2003257718A1 (en) | 2004-03-03 |
US7368309B2 (en) | 2008-05-06 |
CN1659714A (zh) | 2005-08-24 |
CN100350638C (zh) | 2007-11-21 |
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