JP5540834B2 - Iii族窒化物半導体発光素子 - Google Patents
Iii族窒化物半導体発光素子 Download PDFInfo
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- JP5540834B2 JP5540834B2 JP2010079192A JP2010079192A JP5540834B2 JP 5540834 B2 JP5540834 B2 JP 5540834B2 JP 2010079192 A JP2010079192 A JP 2010079192A JP 2010079192 A JP2010079192 A JP 2010079192A JP 5540834 B2 JP5540834 B2 JP 5540834B2
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- Prior art keywords
- layer
- light emitting
- nitride semiconductor
- group iii
- iii nitride
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims description 45
- 150000004767 nitrides Chemical class 0.000 title claims description 43
- 239000000758 substrate Substances 0.000 claims description 50
- 229910052594 sapphire Inorganic materials 0.000 claims description 41
- 239000010980 sapphire Substances 0.000 claims description 41
- 230000000903 blocking effect Effects 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 9
- 239000010409 thin film Substances 0.000 claims description 9
- 229910002704 AlGaN Inorganic materials 0.000 claims description 6
- 239000010410 layer Substances 0.000 description 137
- 230000005684 electric field Effects 0.000 description 23
- 239000011777 magnesium Substances 0.000 description 13
- 239000013078 crystal Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000012159 carrier gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005253 cladding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 2
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052795 boron group element Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000004973 liquid crystal related substance Substances 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
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910052696 pnictogen Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
Images
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
-
- 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
-
- 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
- H01L33/005—Processes
- H01L33/0062—Processes for devices with an active region comprising only III-V compounds
- H01L33/0066—Processes for devices with an active region comprising only III-V compounds with a substrate not being a III-V compound
- H01L33/007—Processes for devices with an active region comprising only III-V compounds with a substrate not being a III-V compound comprising nitride compounds
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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
11:nコンタクト層
12:発光層
13:電子ブロック層
14:pコンタクト層
15:p電極
16:n電極
18:AlN薄膜
Claims (2)
- III 族窒化物半導体からなるnコンタクト層、発光層、電子ブロック層、pコンタクト層が順に積層された積層構造を有するIII 族窒化物半導体発光素子において、
一方の表面に、サファイアのm軸方向に伸びたストライプ状の凹部の底面及び側面、凹部以外のサファイア基板のストライプ状の表面である上面とからなる凹凸構造が形成されたa面を主面とするサファイア基板と、
前記サファイア基板の前記凹凸構造の前記底面、前記側面、及び、前記上面に沿って形成されたAlN薄膜と、を有し、
前記積層構造は、前記サファイア基板の前記AlN薄膜を有する前記凹凸構造が形成さされた側の表面上に位置し、
前記nコンタクト層、前記発光層、前記電子ブロック層、及び前記pコンタクト層の前記サファイア基板の前記主面に平行な面は、m面であり、
前記電子ブロック層は、厚さ2〜8nm、Al組成比20〜30%のMgがドープされたAlGaNからなる、
ことを特徴とするIII 族窒化物半導体発光素子。 - 前記電子ブロック層は、厚さ4〜6nmであることを特徴とする請求項1に記載のIII 族窒化物半導体発光素子。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010079192A JP5540834B2 (ja) | 2010-03-30 | 2010-03-30 | Iii族窒化物半導体発光素子 |
US13/064,454 US8598599B2 (en) | 2010-03-30 | 2011-03-25 | Group III nitride semiconductor light-emitting device |
CN201110081860.9A CN102208510B (zh) | 2010-03-30 | 2011-03-29 | Iii族氮化物半导体发光器件 |
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JP2010079192A JP5540834B2 (ja) | 2010-03-30 | 2010-03-30 | Iii族窒化物半導体発光素子 |
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JP2011211076A JP2011211076A (ja) | 2011-10-20 |
JP5540834B2 true JP5540834B2 (ja) | 2014-07-02 |
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JP2010079192A Active JP5540834B2 (ja) | 2010-03-30 | 2010-03-30 | Iii族窒化物半導体発光素子 |
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US (1) | US8598599B2 (ja) |
JP (1) | JP5540834B2 (ja) |
CN (1) | CN102208510B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2012017685A1 (ja) * | 2010-08-06 | 2012-02-09 | パナソニック株式会社 | 半導体発光素子 |
JP5509394B2 (ja) * | 2012-02-01 | 2014-06-04 | パナソニック株式会社 | 半導体発光素子、その製造方法及び光源装置 |
JP5811009B2 (ja) * | 2012-03-30 | 2015-11-11 | 豊田合成株式会社 | Iii族窒化物半導体の製造方法及びiii族窒化物半導体 |
KR20130117474A (ko) * | 2012-04-18 | 2013-10-28 | 서울바이오시스 주식회사 | 배면에 패턴을 갖는 기판을 구비하는 발광다이오드 및 그의 제조방법 |
KR102091843B1 (ko) * | 2012-06-25 | 2020-03-20 | 서울바이오시스 주식회사 | m면 질화물계 발광다이오드의 제조 방법 |
TWI681570B (zh) * | 2015-02-06 | 2020-01-01 | 日商斯坦雷電氣股份有限公司 | 發光元件及發光元件之製造方法 |
US10840420B2 (en) * | 2015-10-30 | 2020-11-17 | Nichia Corporation | Method for manufacturing light emitting device |
CN105870275B (zh) * | 2016-05-25 | 2019-01-11 | 天津三安光电有限公司 | 发光二极管及其制作方法 |
JP6798452B2 (ja) * | 2017-08-23 | 2020-12-09 | 豊田合成株式会社 | Iii族窒化物半導体発光素子の製造方法 |
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TW459075B (en) * | 1996-05-24 | 2001-10-11 | Toray Ind Co Ltd | Carbon fiber, acrylic fiber and preparation thereof |
US6555403B1 (en) * | 1997-07-30 | 2003-04-29 | Fujitsu Limited | Semiconductor laser, semiconductor light emitting device, and methods of manufacturing the same |
JP3864735B2 (ja) | 2000-12-28 | 2007-01-10 | ソニー株式会社 | 半導体発光素子およびその製造方法 |
JP4513446B2 (ja) | 2004-07-23 | 2010-07-28 | 豊田合成株式会社 | 半導体結晶の結晶成長方法 |
PL211286B1 (pl) * | 2004-08-15 | 2012-04-30 | Inst Wysokich Ciśnień Polskiej Akademii Nauk | Azotkowa dioda laserowa i sposób wytwarzania azotkowej diody laserowej |
JP2008109066A (ja) | 2006-09-29 | 2008-05-08 | Rohm Co Ltd | 発光素子 |
US7769066B2 (en) | 2006-11-15 | 2010-08-03 | Cree, Inc. | Laser diode and method for fabricating same |
JP4924185B2 (ja) * | 2007-04-27 | 2012-04-25 | 住友電気工業株式会社 | 窒化物半導体発光素子 |
JP2009016467A (ja) | 2007-07-03 | 2009-01-22 | Sony Corp | 窒化ガリウム系半導体素子及びこれを用いた光学装置並びにこれを用いた画像表示装置 |
JP2009021361A (ja) | 2007-07-11 | 2009-01-29 | Sumitomo Electric Ind Ltd | 窒化物系半導体発光素子、および窒化物系半導体発光素子を作製する方法 |
JP2009059974A (ja) * | 2007-09-03 | 2009-03-19 | Univ Meijo | 半導体基板、半導体発光素子および半導体基板の製造方法 |
JP4805887B2 (ja) | 2007-09-05 | 2011-11-02 | 株式会社東芝 | 半導体レーザ装置 |
TWI345320B (en) * | 2007-12-20 | 2011-07-11 | Univ Nat Central | Method of growing nitride semiconductor material |
US8592800B2 (en) | 2008-03-07 | 2013-11-26 | Trustees Of Boston University | Optical devices featuring nonpolar textured semiconductor layers |
JP2011517099A (ja) * | 2008-04-04 | 2011-05-26 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア | プレーナー半極性(Al,In,Ga,B)Nベースの発光ダイオード向けMOCVD成長技術 |
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2010
- 2010-03-30 JP JP2010079192A patent/JP5540834B2/ja active Active
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2011
- 2011-03-25 US US13/064,454 patent/US8598599B2/en active Active
- 2011-03-29 CN CN201110081860.9A patent/CN102208510B/zh active Active
Also Published As
Publication number | Publication date |
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JP2011211076A (ja) | 2011-10-20 |
CN102208510B (zh) | 2013-09-18 |
CN102208510A (zh) | 2011-10-05 |
US20110240956A1 (en) | 2011-10-06 |
US8598599B2 (en) | 2013-12-03 |
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