JP6433246B2 - 半導体発光素子 - Google Patents
半導体発光素子 Download PDFInfo
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- JP6433246B2 JP6433246B2 JP2014226912A JP2014226912A JP6433246B2 JP 6433246 B2 JP6433246 B2 JP 6433246B2 JP 2014226912 A JP2014226912 A JP 2014226912A JP 2014226912 A JP2014226912 A JP 2014226912A JP 6433246 B2 JP6433246 B2 JP 6433246B2
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- 239000004065 semiconductor Substances 0.000 title claims description 124
- 230000004888 barrier function Effects 0.000 claims description 94
- 239000000203 mixture Substances 0.000 claims description 41
- 229910002704 AlGaN Inorganic materials 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 506
- 230000004048 modification Effects 0.000 description 24
- 238000012986 modification Methods 0.000 description 24
- 239000000758 substrate Substances 0.000 description 24
- 239000002346 layers by function Substances 0.000 description 15
- 238000001228 spectrum Methods 0.000 description 13
- 238000009877 rendering Methods 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000002019 doping agent Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052594 sapphire Inorganic materials 0.000 description 4
- 239000010980 sapphire Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000295 emission spectrum Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- ORFSSYGWXNGVFB-UHFFFAOYSA-N sodium 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid Chemical group COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)O)S(=O)(=O)O)O)OC)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)O)S(=O)(=O)O)O.[Na+] ORFSSYGWXNGVFB-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/326—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising gallium
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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
- H01L33/06—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 within the light emitting region, e.g. quantum confinement structure or tunnel barrier
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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
- H01L33/08—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 plurality of light emitting regions, e.g. laterally discontinuous light emitting layer or photoluminescent region integrated within the semiconductor body
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- 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
- H01L33/12—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 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 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
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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
- H01L33/20—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
- H01L33/24—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 of the light emitting region, e.g. non-planar junction
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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
- H01L33/26—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 Table
- H01L33/32—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table containing nitrogen
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
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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
- H01L33/48—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 body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/324—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising aluminium, e.g. Alq3
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Led Devices (AREA)
Description
12 n型半導体層(第1の半導体層)
13、33、53 発光機能層
13A、33A 第1の発光層
13B、33B 第2の発光層
53A 第3の発光層
QW1、QW2、QW3 量子井戸構造層
14 電子ブロック層
15 p型半導体層(第2の半導体層)
BL ベース層
BS ベースセグメント
ES 発光セグメント
GR1〜GR4 第1〜第4の溝
Claims (7)
- 第1の導電型を有する第1の半導体層と、前記第1の半導体層上に形成された第1の発光層と、前記第1の発光層上に形成された第2の発光層と、前記第2の発光層上に形成され、前記第1の半導体層とは反対の導電型を有する第2の半導体層と、を有する半導体発光素子であって、
前記第1の発光層は、前記第1の半導体層から応力歪を受ける組成を有してランダムな網目状に区画された複数のベースセグメントを有するベース層と、前記複数のベースセグメントのセグメント形状を残存しつつ前記ベース層上に形成された少なくとも1つの量子井戸層及び少なくとも1つの障壁層からなる第1の量子井戸構造層と、を有し、
前記第2の発光層は、前記第1の量子井戸構造層の前記少なくとも1つの障壁層とは異なる組成を有する複数の障壁層と少なくとも1つの量子井戸層とからなる第2の量子井戸構造層を有し、前記複数の障壁層のうち、最も前記第1の発光層側に位置する端部障壁層の表面には、前記セグメント形状を残存する溝を有することを特徴とする半導体発光素子。 - 前記第1の半導体層はGaNの組成を有し、
前記ベース層と前記第1の量子井戸構造層の前記障壁層とはAlN又はAlGaNの組成を有し、
前記第2の量子井戸構造層の前記複数の障壁層の各々はGaNの組成を有し、
前記第1の量子井戸構造層の前記少なくとも1つの量子井戸層及び前記第2の量子井戸構造層の前記少なくとも1つの量子井戸層の各々はInGaNの組成を有することを特徴とする請求項1に記載の半導体発光素子。 - 前記端部障壁層は、前記第2の量子井戸構造層の前記複数の障壁層のうちの最も第2の半導体層側に位置する端部障壁層よりも小さな層厚を有することを特徴とする請求項1又は2に記載の半導体発光素子。
- 前記第2の発光層の表面には、前記セグメント形状を残存する溝を有することを特徴とする請求項1乃至3のいずれか1つに記載の半導体発光素子。
- 前記第1の量子井戸構造層は、多重量子井戸構造を有することを特徴とする請求項4に記載の半導体発光素子。
- 前記第2の量子井戸構造層は、多重量子井戸構造を有することを特徴とする請求項1乃至5のいずれか1つに記載の半導体発光素子。
- 前記第1の半導体層及び前記第1の発光層間に形成され、複数の障壁層と少なくとも1つの量子井戸層とからなる第3の量子井戸構造層を有する第3の発光層を有することを特徴とする請求項1乃至6のいずれか1つに記載の半導体発光素子。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014226912A JP6433246B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
KR1020177012266A KR102397660B1 (ko) | 2014-11-07 | 2015-10-22 | 반도체 발광 소자 |
EP15857023.4A EP3217438B1 (en) | 2014-11-07 | 2015-10-22 | Semiconductor light-emitting element |
PCT/JP2015/079803 WO2016072275A1 (ja) | 2014-11-07 | 2015-10-22 | 半導体発光素子 |
CN201580060377.9A CN107004742B (zh) | 2014-11-07 | 2015-10-22 | 半导体发光元件 |
US15/525,055 US10270045B2 (en) | 2014-11-07 | 2015-10-22 | Semiconductor light-emitting element |
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JP2014226912A JP6433246B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
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JP2016092284A JP2016092284A (ja) | 2016-05-23 |
JP6433246B2 true JP6433246B2 (ja) | 2018-12-05 |
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US (1) | US10270045B2 (ja) |
EP (1) | EP3217438B1 (ja) |
JP (1) | JP6433246B2 (ja) |
KR (1) | KR102397660B1 (ja) |
CN (1) | CN107004742B (ja) |
WO (1) | WO2016072275A1 (ja) |
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JP6457784B2 (ja) * | 2014-11-07 | 2019-01-23 | スタンレー電気株式会社 | 半導体発光素子 |
JP2017220586A (ja) * | 2016-06-08 | 2017-12-14 | 国立大学法人 東京大学 | 半導体発光素子 |
KR102320022B1 (ko) * | 2017-03-09 | 2021-11-02 | 서울바이오시스 주식회사 | 반도체 발광 소자 |
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CN103746052B (zh) | 2013-12-27 | 2016-08-17 | 太原理工大学 | 一种InGaN基多量子阱结构及其制备方法 |
KR102212561B1 (ko) | 2014-08-11 | 2021-02-08 | 삼성전자주식회사 | 반도체 발광 소자 및 반도체 발광 소자 패키지 |
JP6433248B2 (ja) | 2014-11-07 | 2018-12-05 | スタンレー電気株式会社 | 半導体発光素子 |
JP6433247B2 (ja) * | 2014-11-07 | 2018-12-05 | スタンレー電気株式会社 | 半導体発光素子 |
JP6457784B2 (ja) | 2014-11-07 | 2019-01-23 | スタンレー電気株式会社 | 半導体発光素子 |
JP2016178173A (ja) * | 2015-03-19 | 2016-10-06 | 豊田合成株式会社 | 発光素子およびその製造方法 |
JP6651167B2 (ja) | 2015-03-23 | 2020-02-19 | スタンレー電気株式会社 | 半導体発光素子及びその製造方法 |
CN105355741B (zh) * | 2015-11-02 | 2017-09-29 | 厦门市三安光电科技有限公司 | 一种led外延结构及制作方法 |
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