JP5198972B2 - 半導体発光装置及びその製造方法 - Google Patents
半導体発光装置及びその製造方法 Download PDFInfo
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- JP5198972B2 JP5198972B2 JP2008207217A JP2008207217A JP5198972B2 JP 5198972 B2 JP5198972 B2 JP 5198972B2 JP 2008207217 A JP2008207217 A JP 2008207217A JP 2008207217 A JP2008207217 A JP 2008207217A JP 5198972 B2 JP5198972 B2 JP 5198972B2
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- 239000004065 semiconductor Substances 0.000 title claims description 30
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000005253 cladding Methods 0.000 claims description 74
- 239000000758 substrate Substances 0.000 claims description 35
- 238000009792 diffusion process Methods 0.000 claims description 18
- 239000013078 crystal Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 238000011065 in-situ storage Methods 0.000 claims description 7
- 238000003892 spreading Methods 0.000 claims description 2
- 230000007480 spreading Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 189
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 84
- 229910052799 carbon Inorganic materials 0.000 description 84
- 229910052785 arsenic Inorganic materials 0.000 description 59
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 57
- 125000004429 atom Chemical group 0.000 description 49
- 239000012535 impurity Substances 0.000 description 18
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 16
- 230000008859 change Effects 0.000 description 15
- 230000007423 decrease Effects 0.000 description 15
- 230000000052 comparative effect Effects 0.000 description 14
- 239000007789 gas Substances 0.000 description 14
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 13
- 238000005424 photoluminescence Methods 0.000 description 12
- 238000005259 measurement Methods 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 230000003746 surface roughness Effects 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 7
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 7
- 238000012986 modification Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000001629 suppression Effects 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- AXAZMDOAUQTMOW-UHFFFAOYSA-N dimethylzinc Chemical compound C[Zn]C AXAZMDOAUQTMOW-UHFFFAOYSA-N 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 4
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 4
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 4
- 239000012159 carrier gas Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000001741 metal-organic molecular beam epitaxy Methods 0.000 description 3
- 125000002524 organometallic group Chemical group 0.000 description 3
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- RBFQJDQYXXHULB-UHFFFAOYSA-N arsane Chemical compound [AsH3] RBFQJDQYXXHULB-UHFFFAOYSA-N 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- ILXWFJOFKUNZJA-UHFFFAOYSA-N ethyltellanylethane Chemical compound CC[Te]CC ILXWFJOFKUNZJA-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 101100061188 Drosophila melanogaster dila gene Proteins 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910021478 group 5 element Inorganic materials 0.000 description 1
- QBJCZLXULXFYCK-UHFFFAOYSA-N magnesium;cyclopenta-1,3-diene Chemical compound [Mg+2].C1C=CC=[C-]1.C1C=CC=[C-]1 QBJCZLXULXFYCK-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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Classifications
-
- 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
-
- 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
- H01L33/025—Physical imperfections, e.g. particular concentration or distribution of impurities
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
Description
基板と、
前記基板上に形成された第1導電型AlGaInP混晶の第1のクラッド層と、
前記第1のクラッド層上に形成されたAlGaInP混晶の活性層と、
前記活性層上に形成された、前記第1導電型と逆の第2導電型AlGaInP混晶の第2のクラッド層と、
を有し、前記第1のクラッド層及び前記第2のクラッド層が前記活性層より広いバンドギャップを有し、前記活性層、前記第1のクラッド層、前記第2のクラッド層の少なくとも1つに、1×10 18 atoms/cm 3 〜1×10 19 atoms/cm 3 のAsがドープされている半導体発光装置
が提供される。
半導体基板上に、第1導電型AlGaInP混晶の第1クラッド層、AlGaInP混晶の活性層、前記第1導電型と逆の第2導電型AlGaInP混晶の第2クラッド層を順次有機金属気相法でエピタキシャル成長する半導体発光装置の製造方法であって、前記第1クラッド層、前記活性層、前記第2クラッド層の少なくとも1つのエピタキシャル成長を、1×10 18 atoms/cm 3 〜1×10 19 atoms/cm 3 のAsをその場ドープしつつ行なう半導体発光装置の製造方法
が提供される。
8 n型AlGaInPクラッド層、
9 AlGaInP活性層、
10 p型AlGaInPクラッド層、
5 p型GaP電流拡散層、
6 n側電極、
7 p側電極、
D 砒素ドープ、
BL バリア層、
WL ウェル層、
16 透明電極、
18 透明絶縁膜。
Claims (11)
- 基板と、
前記基板上に形成された第1導電型AlGaInP混晶の第1のクラッド層と、
前記第1のクラッド層上に形成されたAlGaInP混晶の活性層と、
前記活性層上に形成された、前記第1導電型と逆の第2導電型AlGaInP混晶の第2のクラッド層と、
を有し、前記第1のクラッド層及び前記第2のクラッド層が前記活性層より広いバンドギャップを有し、前記活性層、前記第1のクラッド層、前記第2のクラッド層の少なくとも1つに、1×10 18 atoms/cm 3 〜1×10 19 atoms/cm 3 のAsがドープされている半導体発光装置。 - 前記活性層と、前記第1及び第2のクラッド層の少なくとも一方とにAsがドープされている請求項1記載の半導体発光装置
- 前記活性層が、1×1018atoms/cm3〜1×1019atoms/cm3の濃度範囲のAs濃度を有し、前記第1および第2のクラッド層の少なくとも一方が、4×1018atoms/cm3〜1×1019atoms/cm3の濃度範囲のAs濃度を有し、前記活性層のAs濃度が前記少なくとも一方のクラッド層のAs濃度より高い請求項2記載の半導体発光装置。
- 前記基板が、前記活性層の発光波長に対して透明な前記第1導電型半導体材料で形成されている請求項1〜3のいずれか1項記載の半導体発光装置。
- 前記基板裏面上に形成され、前記基板裏面を選択的に露出する透明絶縁膜パターンと、
前記透明絶縁膜パターンを覆い、前記基板裏面との接触部でオーミック接触を形成する電極と、
を有する請求項4記載の半導体発光装置。 - 前記第2のクラッド層上に形成された第2導電型GaPの電流拡散層と、
前記電流拡散層上に形成された表面側電極と、
を有する請求項1〜5のいずれか1項記載の半導体発光装置。 - 前記活性層が量子井戸構造を有する請求項1〜6のいずれか1項記載の半導体発光装置。
- 半導体基板上に、第1導電型AlGaInP混晶の第1クラッド層、AlGaInP混晶の活性層、前記第1導電型と逆の第2導電型AlGaInP混晶の第2クラッド層を順次有機金属気相法でエピタキシャル成長する半導体発光装置の製造方法であって、前記第1クラッド層、前記活性層、前記第2クラッド層の少なくとも1つのエピタキシャル成長を、1×10 18 atoms/cm 3 〜1×10 19 atoms/cm 3 のAsをその場ドープしつつ行なう半導体発光装置の製造方法。
- 前記第1、第2のクラッド層の少なくとも一方のエピタキシャル成長を、V/III比20〜60の範囲内で行なう請求項8記載の半導体発光装置の製造方法。
- 前記活性層のエピタキシャル成長と、前記第1及び第2のクラッド層の少なくとも一方のエピタキシャル成長とを、Asをその場ドープしつつ行なう請求項8記載の半導体発光装置の製造方法。
- 前記活性層のエピタキシャル成長を、1×1018atoms/cm3〜1×1019atoms/cm3の濃度範囲のAsをその場ドープしつつ行い、前記第1および第2のクラッド層の少なくとも一方のエピタキシャル成長を、4×1018atoms/cm3〜1×1019atoms/cm3の濃度範囲のAsをその場ドープしつつ行ない、かつ前記活性層のAs濃度を前記クラッド層のAs濃度より高くする請求項10記載の半導体発光装置の製造方法。
Priority Applications (2)
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JP2008207217A JP5198972B2 (ja) | 2008-08-11 | 2008-08-11 | 半導体発光装置及びその製造方法 |
US12/535,985 US20100034230A1 (en) | 2008-08-11 | 2009-08-05 | Arsenic doped semiconductor light emitting device and its manufacture |
Applications Claiming Priority (1)
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JP2008207217A JP5198972B2 (ja) | 2008-08-11 | 2008-08-11 | 半導体発光装置及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2010045118A JP2010045118A (ja) | 2010-02-25 |
JP5198972B2 true JP5198972B2 (ja) | 2013-05-15 |
Family
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JP2008207217A Expired - Fee Related JP5198972B2 (ja) | 2008-08-11 | 2008-08-11 | 半導体発光装置及びその製造方法 |
Country Status (2)
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US (1) | US20100034230A1 (ja) |
JP (1) | JP5198972B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101438818B1 (ko) * | 2008-04-01 | 2014-09-05 | 엘지이노텍 주식회사 | 발광다이오드 소자 |
JP5586372B2 (ja) * | 2010-08-10 | 2014-09-10 | 昭和電工株式会社 | 発光ダイオード、発光ダイオードランプ及び照明装置 |
FR3019380B1 (fr) * | 2014-04-01 | 2017-09-01 | Centre Nat Rech Scient | Pixel semiconducteur, matrice de tels pixels, structure semiconductrice pour la realisation de tels pixels et leurs procedes de fabrication |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07235732A (ja) * | 1993-12-28 | 1995-09-05 | Nec Corp | 半導体レーザ |
JP3360105B2 (ja) * | 1994-03-04 | 2002-12-24 | 富士通株式会社 | 半導体装置の製造方法 |
US6181723B1 (en) * | 1997-05-07 | 2001-01-30 | Sharp Kabushiki Kaisha | Semiconductor light emitting device with both carbon and group II element atoms as p-type dopants and method for producing the same |
JP2001053386A (ja) * | 1999-08-16 | 2001-02-23 | Ricoh Co Ltd | 半導体レーザ素子 |
JP4136272B2 (ja) * | 1999-08-30 | 2008-08-20 | 株式会社リコー | 半導体発光素子 |
US6614821B1 (en) * | 1999-08-04 | 2003-09-02 | Ricoh Company, Ltd. | Laser diode and semiconductor light-emitting device producing visible-wavelength radiation |
JP2002223040A (ja) * | 2001-01-29 | 2002-08-09 | Ricoh Co Ltd | 半導体発光素子 |
JP2006100626A (ja) * | 2004-09-30 | 2006-04-13 | Fuji Photo Film Co Ltd | 半導体発光装置 |
TWI288979B (en) * | 2006-02-23 | 2007-10-21 | Arima Optoelectronics Corp | Light emitting diode bonded with metal diffusion and manufacturing method thereof |
-
2008
- 2008-08-11 JP JP2008207217A patent/JP5198972B2/ja not_active Expired - Fee Related
-
2009
- 2009-08-05 US US12/535,985 patent/US20100034230A1/en not_active Abandoned
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JP2010045118A (ja) | 2010-02-25 |
US20100034230A1 (en) | 2010-02-11 |
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