JP6670401B2 - 半導体積層体 - Google Patents
半導体積層体 Download PDFInfo
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- JP6670401B2 JP6670401B2 JP2018562973A JP2018562973A JP6670401B2 JP 6670401 B2 JP6670401 B2 JP 6670401B2 JP 2018562973 A JP2018562973 A JP 2018562973A JP 2018562973 A JP2018562973 A JP 2018562973A JP 6670401 B2 JP6670401 B2 JP 6670401B2
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- gan
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- doped
- ingan
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- 239000004065 semiconductor Substances 0.000 title claims description 50
- 229910002704 AlGaN Inorganic materials 0.000 claims description 36
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 17
- 230000005855 radiation Effects 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 12
- 239000002019 doping agent Substances 0.000 claims description 10
- 229910052738 indium Inorganic materials 0.000 claims description 9
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 230000001427 coherent effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000037338 UVA radiation Effects 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000758 substrate Substances 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
- 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
-
- 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
- H01L33/0004—Devices characterised by their operation
- H01L33/002—Devices characterised by their operation having heterojunctions or graded gap
- H01L33/0025—Devices characterised by their operation having heterojunctions or graded gap comprising only AIIIBV compounds
-
- 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
- H01L33/02—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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
- Semiconductor Lasers (AREA)
Description
2 n伝導性であるn領域
20 超格子
21 AlGaN層
22 GaN層
23 InGaN層
24 GaN層
25 構造単位
3 中間層
4 活性ゾーン
41 量子井戸
42 障壁層
5 p伝導性であるp領域
6 さらなるn層
7 キャリア
8 コンタクト
10 半導体積層体の変形例
L nmでの最大強度の波長
Q 120℃および25℃での光束の商
Claims (14)
- n伝導性であるn領域(2)と、
p伝導性であるp領域(5)と、
少なくとも1つの量子井戸(41)を有する中間活性ゾーン(4)であって、放射線を生成するように構成される中間活性ゾーン(4)と
を備える半導体積層体(1)であって、
前記半導体積層体(1)は、AlInGaN材料系で作製され、
前記n領域(2)は、超格子(20)を備え、
前記超格子(20)は、少なくとも3回反復する構造単位(25)を有し、
前記構造単位(25)は、少なくとも1つのAlGaN層(21)、少なくとも1つのGaN層(22、24)および少なくとも1つのInGaN層(23)から構成され、
前記構造単位は、少なくとも2nm、最大15nmの厚さを有し、
前記活性ゾーン(4)と前記超格子(20)との間に中間層(3)が形成され、前記活性ゾーン(4)と前記超格子(20)との間の距離は、少なくとも4nm、最大20nmであり、
前記中間層(3)は、前記中間層(3)がアルミニウムを含まないように、nドープGaN、またはnドープGaNとnドープInGaNとからなり、
前記中間層(3)は、前記活性ゾーン(4)および前記超格子(20)と直接隣接している、半導体積層体(1)。 - 前記構造単位(25)が、以下の順序で直接積層された4つの層で構成される、請求項1に記載の半導体積層体(1)。
前記AlGaN層(21)、
第1のGaN層(22)、
前記InGaN層(23)、および
第2のGaN層(24)。 - 前記第1のGaN層(22)と前記第2のGaN層(24)とが、同じ設計の層である、請求項2に記載の半導体積層体(1)。
- 前記第1のGaN層(22)と前記第2のGaN層(24)とが、異なる厚さを有する、請求項2に記載の半導体積層体(1)。
- 前記構造単位(25)が、以下の順序で直接積層された3つの層で構成される、請求項1に記載の半導体積層体(1)。
前記AlGaN層(21)、
前記GaN層(22)、および
前記InGaN層(23)。 - 前記AlGaN層(21)の平均厚さが、0.4nm〜5nmであり、
少なくとも1つのGaN層(22、24)の平均厚さが、0.2nm〜3nmであり、
前記InGaN層(23)の平均厚さが、0.6nm〜6nmであり、
前記AlGaN層が、前記少なくとも1つのGaN層(22、24)よりも厚い、
請求項1〜5のいずれか一項に記載の半導体積層体(1)。 - 前記AlGaN層(21)のアルミニウム含量が、5%〜30%であり、前記InGaN層(23)のインジウム含量が、0.5%〜10%であり、
前記アルミニウム含量は、前記インジウム含量よりも高い、
請求項1〜6のいずれか一項に記載の半導体積層体(1)。 - 前記AlGaN層(21)の前記アルミニウム含量が、10%〜20%であり、前記InGaN層(23)の前記インジウム含量が、1%〜6%であり、
前記AlGaN層(21)および前記InGaN層(23)は、最大0.5nmの公差内で同じ厚さである、請求項7に記載の半導体積層体(1)。 - 前記AlGaN層(21)がドープされておらず、前記InGaN層および前記少なくとも1つのGaN層(22、24)が、1×1018 1/cm3〜1×1019 1/cm3のドーパント濃度でケイ素でnドープされている、請求項1〜8のいずれか一項に記載の半導体積層体(1)。
- 前記構造単位(25)が、少なくとも7回、最大30回反復され、
前記超格子(20)が、互いに直接連続する繰り返し構造単位(25)からなる、
請求項1〜9のいずれか一項に記載の半導体積層体(1)。 - 前記超格子(20)が、正孔に対する障壁である、請求項1〜10のいずれか一項に記載の半導体積層体(1)。
- 前記活性ゾーン(4)が、最大強度が365nm〜405nmである波長(L)を有する放射線を生成するように設計され、
前記放射線は、非コヒーレント放射線であり、前記半導体積層体(1)は、発光ダイオード用に設計される、
請求項1〜11のいずれか一項に記載の半導体積層体(1)。 - 前記中間層(3)が、ドープGaNからなり、前記超格子(20)のドープ層(22、23、24)よりも高いドーパント濃度を有する、請求項1〜12のいずれか一項に記載の半導体積層体(1)。
- 前記中間層(3)が、nドープGaN層およびnドープInGaN層で構成され、
前記中間層(3)内に、少なくとも5×1018 1/cm3のドーパント濃度を有する高濃度ドープ領域が存在する、
請求項1〜12のいずれか一項に記載の半導体積層体(1)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016112294.7 | 2016-07-05 | ||
DE102016112294.7A DE102016112294A1 (de) | 2016-07-05 | 2016-07-05 | Halbleiterschichtenfolge |
PCT/EP2017/066725 WO2018007427A1 (de) | 2016-07-05 | 2017-07-05 | Halbleiterschichtenfolge |
Publications (2)
Publication Number | Publication Date |
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JP2019519923A JP2019519923A (ja) | 2019-07-11 |
JP6670401B2 true JP6670401B2 (ja) | 2020-03-18 |
Family
ID=59295204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018562973A Active JP6670401B2 (ja) | 2016-07-05 | 2017-07-05 | 半導体積層体 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10840411B2 (ja) |
JP (1) | JP6670401B2 (ja) |
CN (1) | CN109417113B (ja) |
DE (2) | DE102016112294A1 (ja) |
WO (1) | WO2018007427A1 (ja) |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000150957A (ja) * | 1998-11-12 | 2000-05-30 | Showa Denko Kk | Iii族窒化物半導体発光素子 |
JP2000286448A (ja) * | 1999-03-31 | 2000-10-13 | Toyoda Gosei Co Ltd | Iii族窒化物系化合物半導体発光素子 |
JP2001223440A (ja) * | 2000-02-08 | 2001-08-17 | Fuji Photo Film Co Ltd | 半導体レーザ装置 |
JP2002176226A (ja) * | 2000-09-22 | 2002-06-21 | Toshiba Corp | 光素子およびその製造方法 |
US7230263B2 (en) * | 2001-04-12 | 2007-06-12 | Nichia Corporation | Gallium nitride compound semiconductor element |
JP2006108585A (ja) * | 2004-10-08 | 2006-04-20 | Toyoda Gosei Co Ltd | Iii族窒化物系化合物半導体発光素子 |
KR100665364B1 (ko) * | 2005-12-28 | 2007-01-09 | 삼성전기주식회사 | 질화물 반도체 발광 소자 |
TWI341600B (en) * | 2007-08-31 | 2011-05-01 | Huga Optotech Inc | Light optoelectronic device and forming method thereof |
CN101789473B (zh) | 2010-02-23 | 2013-03-20 | 厦门大学 | 一种GaN基垂直结构发光二极管及其制备方法 |
KR101766719B1 (ko) * | 2010-03-25 | 2017-08-09 | 엘지이노텍 주식회사 | 발광 다이오드 및 이를 포함하는 발광 소자 패키지 |
JP5533744B2 (ja) | 2010-03-31 | 2014-06-25 | 豊田合成株式会社 | Iii族窒化物半導体発光素子 |
KR101781435B1 (ko) | 2011-04-13 | 2017-09-25 | 삼성전자주식회사 | 질화물 반도체 발광소자 |
US20140191192A1 (en) | 2011-07-29 | 2014-07-10 | Samsung Electronics Co., Ltd. | Semiconductor light-emitting device |
KR101843513B1 (ko) | 2012-02-24 | 2018-03-29 | 서울바이오시스 주식회사 | 질화갈륨계 발광 다이오드 |
KR20130099574A (ko) * | 2012-02-29 | 2013-09-06 | 서울옵토디바이스주식회사 | 질화갈륨 기판을 갖는 발광 다이오드 |
WO2013141617A1 (en) * | 2012-03-21 | 2013-09-26 | Seoul Opto Device Co., Ltd. | Method of fabricating non-polar gallium nitride-based semiconductor layer, nonpolar semiconductor device, and method of fabricating the same |
KR20130108935A (ko) * | 2012-03-26 | 2013-10-07 | 서울바이오시스 주식회사 | 질화갈륨계 발광 다이오드 |
KR101997020B1 (ko) | 2012-03-29 | 2019-07-08 | 서울바이오시스 주식회사 | 근자외선 발광 소자 |
KR20140002910A (ko) * | 2012-06-28 | 2014-01-09 | 서울바이오시스 주식회사 | 근자외선 발광 소자 |
JP5521068B1 (ja) * | 2013-01-30 | 2014-06-11 | Dowaエレクトロニクス株式会社 | Iii族窒化物半導体発光素子 |
KR102075987B1 (ko) * | 2014-02-04 | 2020-02-12 | 삼성전자주식회사 | 질화물 반도체 발광소자 |
JP5861947B2 (ja) | 2014-02-05 | 2016-02-16 | ウシオ電機株式会社 | 半導体発光素子及びその製造方法 |
CN203850327U (zh) | 2014-04-22 | 2014-09-24 | 同辉电子科技股份有限公司 | 具有二维电子气结构电子发射层的GaN基LED外延片 |
-
2016
- 2016-07-05 DE DE102016112294.7A patent/DE102016112294A1/de not_active Withdrawn
-
2017
- 2017-07-05 WO PCT/EP2017/066725 patent/WO2018007427A1/de active Application Filing
- 2017-07-05 CN CN201780042018.XA patent/CN109417113B/zh active Active
- 2017-07-05 US US16/310,726 patent/US10840411B2/en active Active
- 2017-07-05 JP JP2018562973A patent/JP6670401B2/ja active Active
- 2017-07-05 DE DE112017003419.1T patent/DE112017003419B4/de active Active
Also Published As
Publication number | Publication date |
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DE102016112294A1 (de) | 2018-01-11 |
WO2018007427A1 (de) | 2018-01-11 |
CN109417113B (zh) | 2021-10-15 |
DE112017003419B4 (de) | 2022-03-10 |
US10840411B2 (en) | 2020-11-17 |
JP2019519923A (ja) | 2019-07-11 |
DE112017003419A5 (de) | 2019-03-14 |
CN109417113A (zh) | 2019-03-01 |
US20190326476A1 (en) | 2019-10-24 |
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