JP2005294794A - 窒化ガリウム系半導体発光素子 - Google Patents
窒化ガリウム系半導体発光素子 Download PDFInfo
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- JP2005294794A JP2005294794A JP2004215976A JP2004215976A JP2005294794A JP 2005294794 A JP2005294794 A JP 2005294794A JP 2004215976 A JP2004215976 A JP 2004215976A JP 2004215976 A JP2004215976 A JP 2004215976A JP 2005294794 A JP2005294794 A JP 2005294794A
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- gallium nitride
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- based semiconductor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L33/02—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 characterised by the semiconductor bodies
- H01L33/12—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 characterised by the semiconductor bodies with a stress relaxation structure, e.g. buffer layer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L33/02—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 characterised by the semiconductor bodies
- H01L33/26—Materials of the light emitting region
- H01L33/30—Materials of the light emitting region containing only elements of group III and group V of the periodic system
- H01L33/32—Materials of the light emitting region containing only elements of group III and group V of the periodic system containing nitrogen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01L33/02—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 characterised by the semiconductor bodies
Abstract
【解決手段】窒素化処理された上面を有するサファイア基板(11)と、上記基板(11)上に形成され、MgN系単結晶から成る極性変換層(13)と、上記極性変換層(13)上に形成された第1導電型窒化ガリウム系半導体層(14)と、上記第1導電型窒化ガリウム系半導体層(14)上に形成された活性層(16)と、上記活性層(16)上に形成された第2導電型窒化ガリウム系半導体層(18)とを含む窒化ガリウム系半導体発光素子(10)を提供する。
【選択図】図1
Description
本発明に用いるMgN系極性変換層の効果を確認するために、サファイア基板上に窒素化処理を施した。次いで、サファイア基板の窒素化処理した表面に極性変換層として(AlGaN)MgN結晶をMOCVD工程を利用して形成した後、連続的にGaN層を形成した。
本比較例においては、従来と同一の方式によりサファイア基板上にGaN層を形成した。即ち、サファイア基板上に上記実施例と同一な条件で窒素化処理を施した後、その表面上にMOCVD工程によりGaN層を直接形成した。
13 MgN系極性変換層
14 第1導電型窒化ガリウム系半導体層
16 活性層
18 第2導電型窒化ガリウム系半導体層
19a、19b 第1及び第2電極
Claims (6)
- 窒素化処理された上面を有するサファイア基板と、
上記基板上に形成され、MgN系単結晶から成る極性変換層と、
上記極性変換層上に形成された第1導電型窒化ガリウム系半導体層と、
上記第1導電型窒化ガリウム系半導体層上に形成された活性層と、
上記活性層上に形成された第2導電型窒化ガリウム系半導体層と、
を有することを特徴とする窒化ガリウム系半導体発光素子。 - 上記極性変換層は組成式(AlxGayInz)Mg3−(x+y+z)N2を満足する物質から成り、上記組成式において0≦x、y、z≦1、0<x+y+z<3であることを特徴とする請求項1に記載の窒化ガリウム系半導体発光素子。
- 上記極性変換層は組成式SiaMg3−aN2を満足する物質から成り、上記組成式において0<a<3であることを特徴とする請求項1に記載の窒化ガリウム系半導体発光素子。
- 上記極性変換層はMBEまたはMOCVD法により形成されることを特徴とする請求項1に記載の窒化ガリウム系半導体発光素子。
- 上記サファイア基板と上記極性変換層との間に形成されたバッファ層をさらに有することを特徴とする請求項1に記載の窒化ガリウム系半導体発光素子。
- 上記極性変換層は0.001〜0.5μmの厚さであることを特徴とする請求項1に記載の窒化ガリウム系半導体発光素子。
Applications Claiming Priority (1)
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KR1020040021905A KR100568299B1 (ko) | 2004-03-31 | 2004-03-31 | 질화갈륨계 반도체 발광소자 |
Publications (1)
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JP2005294794A true JP2005294794A (ja) | 2005-10-20 |
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JP2004215976A Pending JP2005294794A (ja) | 2004-03-31 | 2004-07-23 | 窒化ガリウム系半導体発光素子 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7135716B2 (ja) |
JP (1) | JP2005294794A (ja) |
KR (1) | KR100568299B1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007049946A1 (en) * | 2005-10-28 | 2007-05-03 | Epivalley Co., Ltd. | Iii-nitride semiconductor light emitting device |
WO2007061260A1 (en) * | 2005-11-25 | 2007-05-31 | Theleds Co., Ltd. | A manufacturing method for p type gan device |
JP2007234808A (ja) * | 2006-02-28 | 2007-09-13 | Sanyo Electric Co Ltd | 光半導体素子 |
JP2007251178A (ja) * | 2006-03-17 | 2007-09-27 | Samsung Electro Mech Co Ltd | 窒化物半導体単結晶基板、その製造方法、及び、これを用いた垂直構造窒化物発光素子の製造方法 |
JP2015501087A (ja) * | 2011-12-20 | 2015-01-08 | コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ | 半導体マイクロワイヤあるいはナノワイヤの製造法と、当該マイクロワイヤあるいはナノワイヤを備える半導体構造、および半導体構造の製造法 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100593912B1 (ko) * | 2004-06-04 | 2006-06-30 | 삼성전기주식회사 | 질화갈륨계 반도체 발광소자 및 그 제조 방법 |
US8334155B2 (en) * | 2005-09-27 | 2012-12-18 | Philips Lumileds Lighting Company Llc | Substrate for growing a III-V light emitting device |
KR101282774B1 (ko) * | 2006-07-26 | 2013-07-05 | 엘지이노텍 주식회사 | 질화물계 발광 소자 및 그 제조방법 |
TW200903839A (en) * | 2007-07-06 | 2009-01-16 | Huga Optotech Inc | Optoelectronic device and the forming method thereof |
KR101459754B1 (ko) * | 2007-09-06 | 2014-11-13 | 엘지이노텍 주식회사 | 반도체 발광소자 및 그 제조방법 |
US20090085055A1 (en) * | 2007-09-27 | 2009-04-02 | Hui Peng | Method for Growing an Epitaxial Layer |
TWI415295B (zh) * | 2008-06-24 | 2013-11-11 | Advanced Optoelectronic Tech | 半導體元件的製造方法及其結構 |
US7875534B2 (en) * | 2008-07-21 | 2011-01-25 | Taiwan Semiconductor Manufacturing Company, Ltd. | Realizing N-face III-nitride semiconductors by nitridation treatment |
JP5234022B2 (ja) * | 2009-07-15 | 2013-07-10 | 住友電気工業株式会社 | 窒化物系半導体発光素子 |
CN105304780A (zh) * | 2014-06-25 | 2016-02-03 | 南通同方半导体有限公司 | 一种具有高空穴浓度的P-GaN蓝光LED外延结构 |
CN105489726B (zh) * | 2015-11-24 | 2017-10-24 | 厦门市三安光电科技有限公司 | 发光二极管及其制作方法 |
GB2615989A (en) * | 2021-12-31 | 2023-08-30 | Smart Photonics Holding B V | Polarisation converter and method of fabrication |
CN115832134B (zh) * | 2023-02-08 | 2023-05-02 | 江西兆驰半导体有限公司 | 一种发光二极管外延片及其制备方法、发光二极管 |
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US5633192A (en) * | 1991-03-18 | 1997-05-27 | Boston University | Method for epitaxially growing gallium nitride layers |
US6005258A (en) * | 1994-03-22 | 1999-12-21 | Toyoda Gosei Co., Ltd. | Light-emitting semiconductor device using group III Nitrogen compound having emission layer doped with donor and acceptor impurities |
DE69602141T2 (de) * | 1995-08-28 | 1999-10-21 | Mitsubishi Cable Ind Ltd | Lichtemittierende Vorrichtung auf Basis einer Nitridverbindung der Gruppe III |
US5903017A (en) * | 1996-02-26 | 1999-05-11 | Kabushiki Kaisha Toshiba | Compound semiconductor device formed of nitrogen-containing gallium compound such as GaN, AlGaN or InGaN |
US6657300B2 (en) * | 1998-06-05 | 2003-12-02 | Lumileds Lighting U.S., Llc | Formation of ohmic contacts in III-nitride light emitting devices |
KR20010029852A (ko) * | 1999-06-30 | 2001-04-16 | 도다 다다히데 | Ⅲ족 질화물계 화합물 반도체 소자 및 그 제조방법 |
JP3623713B2 (ja) * | 2000-03-24 | 2005-02-23 | 日本電気株式会社 | 窒化物半導体発光素子 |
US6610144B2 (en) * | 2000-07-21 | 2003-08-26 | The Regents Of The University Of California | Method to reduce the dislocation density in group III-nitride films |
TW486829B (en) * | 2000-11-16 | 2002-05-11 | United Epitaxy Co Ltd | Epitaxial growth of nitride semiconductor |
US6656272B2 (en) * | 2001-03-30 | 2003-12-02 | Technologies And Devices International, Inc. | Method of epitaxially growing submicron group III nitride layers utilizing HVPE |
US6583449B2 (en) * | 2001-05-07 | 2003-06-24 | Xerox Corporation | Semiconductor device and method of forming a semiconductor device |
US20040079947A1 (en) * | 2002-10-26 | 2004-04-29 | Wen-How Lan | Light-emitting diode with low resistance layer |
JP3859148B2 (ja) * | 2002-10-31 | 2006-12-20 | 信越半導体株式会社 | Zn系半導体発光素子の製造方法 |
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2004
- 2004-03-31 KR KR1020040021905A patent/KR100568299B1/ko not_active IP Right Cessation
- 2004-07-23 JP JP2004215976A patent/JP2005294794A/ja active Pending
- 2004-08-05 US US10/911,562 patent/US7135716B2/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007049946A1 (en) * | 2005-10-28 | 2007-05-03 | Epivalley Co., Ltd. | Iii-nitride semiconductor light emitting device |
US8053793B2 (en) | 2005-10-28 | 2011-11-08 | Epivalley Co., Ltd. | III-nitride semiconductor light emitting device |
WO2007061260A1 (en) * | 2005-11-25 | 2007-05-31 | Theleds Co., Ltd. | A manufacturing method for p type gan device |
KR100742988B1 (ko) | 2005-11-25 | 2007-07-26 | (주)더리즈 | p형 질화갈륨계 디바이스 제조방법 |
JP2007234808A (ja) * | 2006-02-28 | 2007-09-13 | Sanyo Electric Co Ltd | 光半導体素子 |
JP2007251178A (ja) * | 2006-03-17 | 2007-09-27 | Samsung Electro Mech Co Ltd | 窒化物半導体単結晶基板、その製造方法、及び、これを用いた垂直構造窒化物発光素子の製造方法 |
US8334156B2 (en) | 2006-03-17 | 2012-12-18 | Samsung Electronics Co., Ltd. | Nitride semiconductor single crystal substrate, and methods of fabricating the same and a vertical nitride semiconductor light emitting diode using the same |
JP2015501087A (ja) * | 2011-12-20 | 2015-01-08 | コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ | 半導体マイクロワイヤあるいはナノワイヤの製造法と、当該マイクロワイヤあるいはナノワイヤを備える半導体構造、および半導体構造の製造法 |
JP2018029205A (ja) * | 2011-12-20 | 2018-02-22 | コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ | 半導体マイクロワイヤあるいはナノワイヤの製造法と、当該マイクロワイヤあるいはナノワイヤを備える半導体構造、および半導体構造の製造法 |
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Publication number | Publication date |
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KR20050096508A (ko) | 2005-10-06 |
US7135716B2 (en) | 2006-11-14 |
KR100568299B1 (ko) | 2006-04-05 |
US20050224824A1 (en) | 2005-10-13 |
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