JP6433247B2 - 半導体発光素子 - Google Patents
半導体発光素子 Download PDFInfo
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- JP6433247B2 JP6433247B2 JP2014226915A JP2014226915A JP6433247B2 JP 6433247 B2 JP6433247 B2 JP 6433247B2 JP 2014226915 A JP2014226915 A JP 2014226915A JP 2014226915 A JP2014226915 A JP 2014226915A JP 6433247 B2 JP6433247 B2 JP 6433247B2
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- 239000004065 semiconductor Substances 0.000 title claims description 116
- 239000010410 layer Substances 0.000 claims description 546
- 239000000203 mixture Substances 0.000 claims description 59
- 230000004888 barrier function Effects 0.000 claims description 51
- 239000002346 layers by function Substances 0.000 claims description 23
- 229910002704 AlGaN Inorganic materials 0.000 claims description 18
- 239000000758 substrate Substances 0.000 description 25
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000009877 rendering Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 239000002019 doping agent Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910052594 sapphire Inorganic materials 0.000 description 4
- 239000010980 sapphire Substances 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 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
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 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
- 238000001228 spectrum Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 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
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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
- H01L33/20—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
- H01L33/04—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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- 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
- H01L33/36—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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- 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
- H01L33/16—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 crystal structure or orientation, e.g. polycrystalline, amorphous or porous
- H01L33/18—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 crystal structure or orientation, e.g. polycrystalline, amorphous or porous within the light emitting region
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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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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- 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 発光機能層
13A 第1の発光層
13B 第2の発光層
33A 第3の発光層
14 電子ブロック層
15 p型半導体層(第2の半導体層)
BL1 第1のベース層
BS1 第1のベースセグメント
BL2 第2のベース層
BS2 第2のベースセグメント
GR1〜GR4 第1〜第4の溝
FS1 第1の平坦面
FS2 第2の平坦面
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、第1及び第2の発光層を含む複数の発光層が積層された発光機能層と、前記発光機能層上に形成され、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第1のベースセグメントを有する第1のベース層と、前記第1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第1のベース層上に形成された第1の量子井戸層と、前記第1のベース層及び前記第1の量子井戸層を埋め込んで平坦化された平坦面を有する第1の障壁層と、を有し、
前記第2の発光層は、前記第1の障壁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第2のベースセグメントを有する第2のベース層と、前記第2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第2のベース層上に形成された第2の量子井戸層と、前記第2の量子井戸層上に形成された第2の障壁層と、を有することを特徴とする半導体発光素子。 - 前記第1及び第2のベース層は、互いに異なる層厚を有していることを特徴とする請求項1に記載の半導体発光素子。
- 前記複数の第2のベースセグメントは、前記第2のベース層の面内において、前記第1のベース層の面内における前記複数の第1のベースセグメントとは異なる平均サイズを有してい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1の半導体層はGaNの組成を有し、
前記第1及び第2のベース層の各々はAlN又はAlGaNの組成を有し、
前記第1及び第2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及び第2のベース層は互いに異なるAl組成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1の障壁層は、前記第1の井戸層上に形成され、前記第1の井戸層よりも小さなIn組成を有するInGaNからなる第1の副障壁層と、前記第1の副障壁層上に設けられたGaNからなる第2の副障壁層とからなり、
前記第2の副障壁層は前記平坦面を有することを特徴とする請求項4又は5に記載の半導体発光素子。 - 前記発光機能層は、前記第1の半導体層と前記第1の発光層との間に、少なくとも1つの第3の量子井戸層と複数の第3の障壁層とを有する第3の発光層を有し、
前記複数の第3の障壁層のうち、最も第1の発光層側に位置する第3の障壁層は、前記第1の半導体層と同一の組成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 |
---|---|---|---|
JP2014226915A JP6433247B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
US15/525,056 US10186671B2 (en) | 2014-11-07 | 2015-10-22 | Semiconductor light-emitting element |
PCT/JP2015/079805 WO2016072276A1 (ja) | 2014-11-07 | 2015-10-22 | 半導体発光素子 |
CN201580061116.9A CN107112391B (zh) | 2014-11-07 | 2015-10-22 | 半导体发光元件 |
KR1020177012267A KR102397661B1 (ko) | 2014-11-07 | 2015-10-22 | 반도체 발광 소자 |
EP15857240.4A EP3217439B1 (en) | 2014-11-07 | 2015-10-22 | Semiconductor light-emitting element |
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JP2014226915A JP6433247B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
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JP2016092285A JP2016092285A (ja) | 2016-05-23 |
JP6433247B2 true JP6433247B2 (ja) | 2018-12-05 |
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JP2014226915A Active JP6433247B2 (ja) | 2014-11-07 | 2014-11-07 | 半導体発光素子 |
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US (1) | US10186671B2 (ja) |
EP (1) | EP3217439B1 (ja) |
JP (1) | JP6433247B2 (ja) |
KR (1) | KR102397661B1 (ja) |
CN (1) | CN107112391B (ja) |
WO (1) | WO2016072276A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP6433246B2 (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 |
JP6605214B2 (ja) | 2015-03-23 | 2019-11-13 | スタンレー電気株式会社 | 半導体発光素子 |
JP6605213B2 (ja) * | 2015-03-23 | 2019-11-13 | スタンレー電気株式会社 | 半導体発光素子 |
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US20170324048A1 (en) | 2017-11-09 |
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