JP4875455B2 - 窒化物半導体発光素子 - Google Patents
窒化物半導体発光素子 Download PDFInfo
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- JP4875455B2 JP4875455B2 JP2006286518A JP2006286518A JP4875455B2 JP 4875455 B2 JP4875455 B2 JP 4875455B2 JP 2006286518 A JP2006286518 A JP 2006286518A JP 2006286518 A JP2006286518 A JP 2006286518A JP 4875455 B2 JP4875455 B2 JP 4875455B2
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- nitride semiconductor
- quantum well
- layer
- type nitride
- semiconductor layer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/34333—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer based on Ga(In)N or Ga(In)P, e.g. blue laser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/81—Bodies
- H10H20/811—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions
- H10H20/812—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions within the light-emitting regions, e.g. having quantum confinement structures
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/81—Bodies
- H10H20/822—Materials of the light-emitting regions
- H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
- H10H20/825—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
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- Physics & Mathematics (AREA)
- Nanotechnology (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Biophysics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Led Devices (AREA)
- Semiconductor Lasers (AREA)
Description
101 n型窒化物半導体層
103 活性層
104 p型窒化物半導体層
106 p型コンタクト層
110 p側電極
120 量子井戸層
122 量子障壁層
Claims (8)
- n型窒化物半導体層と、
前記n型窒化物半導体層上に形成され、3以上の量子井戸層と複数の量子障壁層を有する多重量子井戸構造の活性層と、
前記活性層上に形成されたp型窒化物半導体層とを含み、
前記n型窒化物半導体層に隣接した量子井戸層のエネルギーバンドギャップは、前記p型窒化物半導体層に隣接した量子井戸層のエネルギーバンドギャップより大きく、
前記3以上の量子井戸層は前記n型窒化物半導体層に近いものほど厚さが小さく、相互に隣接したもの同士は厚さが相違していることを特徴とする窒化物半導体発光素子。 - 前記n型窒化物半導体層に隣接した量子井戸層のIn組成は、前記p型窒化物半導体層に隣接した量子井戸層のIn組成より低いことを特徴とする請求項1に記載の窒化物半導体発光素子。
- 前記活性層は、相互交代で積層された多数のInxGa1−xN(0≦x≦1)の量子井戸層とInyGa1−yN(0≦y<1、x>y)の量子障壁層を含むことを特徴とする請求項1に記載の窒化物半導体発光素子。
- 前記量子井戸層はインジウムを含むInGaNで形成され、前記量子障壁層はインジウムを含まないGaNで形成されることを特徴とする請求項1に記載の窒化物半導体発光素子。
- 前記量子井戸層のエネルギーバンドギャップは、前記n型窒化物半導体層に近いほど大きいことを特徴とする請求項1に記載の窒化物半導体発光素子。
- 前記量子井戸層のIn組成は、前記n型窒化物半導体層に近いほど小さいことを特徴とする請求項1に記載の窒化物半導体発光素子。
- 前記n型窒化物半導体層に隣接した量子井戸層の厚さは、前記p型窒化物半導体層に隣接した量子井戸層の厚さより小さいことを特徴とする請求項1に記載の窒化物半導体発光素子。
- 前記量子井戸層の厚さは、10乃至100Åであることを特徴とする請求項1に記載の窒化物半導体発光素子。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050100782A KR100649749B1 (ko) | 2005-10-25 | 2005-10-25 | 질화물 반도체 발광 소자 |
| KR10-2005-0100782 | 2005-10-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007123878A JP2007123878A (ja) | 2007-05-17 |
| JP4875455B2 true JP4875455B2 (ja) | 2012-02-15 |
Family
ID=37713552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006286518A Active JP4875455B2 (ja) | 2005-10-25 | 2006-10-20 | 窒化物半導体発光素子 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7705364B2 (ja) |
| JP (1) | JP4875455B2 (ja) |
| KR (1) | KR100649749B1 (ja) |
Families Citing this family (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100547819C (zh) * | 2006-08-15 | 2009-10-07 | 中国科学院物理研究所 | 低极化效应的氮化镓基发光二极管芯片用外延材料及制法 |
| DE102007044439B4 (de) * | 2007-09-18 | 2022-03-24 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronischer Halbleiterchip mit Quantentopfstruktur |
| JP2009252861A (ja) * | 2008-04-03 | 2009-10-29 | Rohm Co Ltd | 半導体レーザ素子 |
| WO2009139239A1 (ja) * | 2008-05-14 | 2009-11-19 | 日本電気株式会社 | 窒化物半導体レーザ及びその製造方法 |
| JP2009289983A (ja) * | 2008-05-29 | 2009-12-10 | Sharp Corp | 窒化物半導体発光ダイオード |
| JP5196160B2 (ja) * | 2008-10-17 | 2013-05-15 | 日亜化学工業株式会社 | 半導体発光素子 |
| KR101018088B1 (ko) * | 2008-11-07 | 2011-02-25 | 삼성엘이디 주식회사 | 질화물 반도체 소자 |
| KR100924453B1 (ko) | 2009-02-06 | 2009-11-03 | 갤럭시아포토닉스 주식회사 | 발광 소자 |
| JP2011054834A (ja) * | 2009-09-03 | 2011-03-17 | Sharp Corp | 窒化物半導体レーザ素子 |
| KR100993085B1 (ko) | 2009-12-07 | 2010-11-08 | 엘지이노텍 주식회사 | 발광 소자, 발광 소자 패키지 및 라이트 유닛 |
| JP4960465B2 (ja) | 2010-02-16 | 2012-06-27 | 株式会社東芝 | 半導体発光素子 |
| KR101667821B1 (ko) * | 2010-07-09 | 2016-10-19 | 엘지이노텍 주식회사 | 발광소자 |
| US8641236B2 (en) * | 2010-08-09 | 2014-02-04 | Air Motion Systems, Inc. | Insulated LED device |
| JP5044704B2 (ja) * | 2010-08-26 | 2012-10-10 | 株式会社東芝 | 半導体発光素子 |
| KR101211657B1 (ko) | 2010-10-04 | 2012-12-13 | 한국광기술원 | 질화물계 반도체 발광소자 |
| CN102122687A (zh) * | 2011-01-14 | 2011-07-13 | 映瑞光电科技(上海)有限公司 | 一种多量子阱结构及其制造方法、发光二极管 |
| EP2503603B1 (en) | 2011-03-25 | 2019-09-25 | LG Innotek Co., Ltd. | Light emitting device and method for manufacturing the same |
| KR20120138080A (ko) * | 2011-06-14 | 2012-12-24 | 엘지이노텍 주식회사 | 발광 소자 |
| KR101803573B1 (ko) | 2011-06-30 | 2017-12-28 | 엘지이노텍 주식회사 | 발광소자 |
| JP5460754B2 (ja) * | 2012-01-25 | 2014-04-02 | 株式会社東芝 | 半導体発光素子 |
| US8471243B1 (en) * | 2012-01-31 | 2013-06-25 | Soitec | Photoactive devices with improved distribution of charge carriers, and methods of forming same |
| JP6155478B2 (ja) * | 2012-01-31 | 2017-07-05 | ソイテックSoitec | 電荷キャリアの分布が改善された光活性デバイス及びその形成方法 |
| FR2986661B1 (fr) * | 2012-02-08 | 2014-09-05 | Soitec Silicon On Insulator | Dispositifs photoactifs avec une repartition amelioree des porteurs de charge, et procedes de formation de ces dispositifs |
| JP2013246023A (ja) * | 2012-05-25 | 2013-12-09 | Azbil Corp | 光学式粒子検出装置及び粒子の検出方法 |
| KR101377969B1 (ko) | 2012-07-12 | 2014-03-24 | 엘지전자 주식회사 | 자외선 발광 질화물계 반도체 발광 소자 |
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| JP5460831B1 (ja) | 2012-11-22 | 2014-04-02 | 株式会社東芝 | 半導体発光素子 |
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| CN103296164A (zh) * | 2013-05-30 | 2013-09-11 | 光垒光电科技(上海)有限公司 | 半导体发光结构 |
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| JP7469677B2 (ja) * | 2019-11-26 | 2024-04-17 | 日亜化学工業株式会社 | 窒化物半導体素子 |
| CN115764546B (zh) * | 2022-09-27 | 2026-02-27 | 深圳市嘉敏利光电有限公司 | 主动层结构及面射型共振腔体雷射 |
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| KR100664985B1 (ko) * | 2004-10-26 | 2007-01-09 | 삼성전기주식회사 | 질화물계 반도체 소자 |
| KR100674862B1 (ko) * | 2005-08-25 | 2007-01-29 | 삼성전기주식회사 | 질화물 반도체 발광 소자 |
-
2005
- 2005-10-25 KR KR1020050100782A patent/KR100649749B1/ko not_active Expired - Fee Related
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2006
- 2006-10-20 JP JP2006286518A patent/JP4875455B2/ja active Active
- 2006-10-23 US US11/584,504 patent/US7705364B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007123878A (ja) | 2007-05-17 |
| KR100649749B1 (ko) | 2006-11-27 |
| US7705364B2 (en) | 2010-04-27 |
| US20070090339A1 (en) | 2007-04-26 |
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