KR20020080345A - 발광소자 - Google Patents
발광소자 Download PDFInfo
- Publication number
- KR20020080345A KR20020080345A KR1020027007669A KR20027007669A KR20020080345A KR 20020080345 A KR20020080345 A KR 20020080345A KR 1020027007669 A KR1020027007669 A KR 1020027007669A KR 20027007669 A KR20027007669 A KR 20027007669A KR 20020080345 A KR20020080345 A KR 20020080345A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- barrier layer
- type
- light emitting
- well
- Prior art date
Links
- 230000004888 barrier function Effects 0.000 claims abstract description 207
- 239000004065 semiconductor Substances 0.000 claims abstract description 77
- 150000004767 nitrides Chemical class 0.000 claims abstract description 54
- 238000005253 cladding Methods 0.000 claims description 136
- 238000002156 mixing Methods 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 13
- 239000010410 layer Substances 0.000 description 754
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 37
- 239000012535 impurity Substances 0.000 description 26
- 239000000758 substrate Substances 0.000 description 26
- KLSJWNVTNUYHDU-UHFFFAOYSA-N Amitrole Chemical compound NC1=NC=NN1 KLSJWNVTNUYHDU-UHFFFAOYSA-N 0.000 description 25
- 239000013078 crystal Substances 0.000 description 20
- 239000011777 magnesium Substances 0.000 description 20
- 229910052738 indium Inorganic materials 0.000 description 17
- 229910021529 ammonia Inorganic materials 0.000 description 15
- 230000000694 effects Effects 0.000 description 15
- 239000007789 gas Substances 0.000 description 14
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 14
- 229910052782 aluminium Inorganic materials 0.000 description 13
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 11
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 11
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 10
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 8
- 229910000077 silane Inorganic materials 0.000 description 8
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 229910002704 AlGaN Inorganic materials 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000002019 doping agent Substances 0.000 description 6
- 238000005530 etching Methods 0.000 description 6
- 229910052594 sapphire Inorganic materials 0.000 description 6
- 239000010980 sapphire Substances 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 229910052733 gallium Inorganic materials 0.000 description 5
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000012495 reaction gas Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 239000000969 carrier Substances 0.000 description 3
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 1
- MHYQBXJRURFKIN-UHFFFAOYSA-N C1(C=CC=C1)[Mg] Chemical compound C1(C=CC=C1)[Mg] MHYQBXJRURFKIN-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910020068 MgAl Inorganic materials 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000031700 light absorption Effects 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
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 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
- 230000011664 signaling Effects 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000001947 vapour-phase growth Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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
- H01L33/32—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table containing nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/34333—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer based on Ga(In)N or Ga(In)P, e.g. blue laser
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Led Devices (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (10)
- n형 반도체층과 p형 반도체층의 사이에 활성층이 형성된 발광소자로서,상기 활성층은, In을 포함하는 InxlGal-xlN(xl>0)으로 이루어지는 우물층과, 상기 우물층상에 형성되는 Al을 포함하는 Aly2Gal-y2N(y2>0)으로 이루어지는 제1장벽층을 포함하는 것을 특징으로 하는 발광소자.
- 제 1 항에 있어서,상기 우물층의 In 혼정비 x1이 0.6이상인 발광소자.
- 제 1 항에 있어서,상기 우물층의 In 혼정비 x1은, 상기 우물층에 있어서 530 nm 이상의 파장의 빛을 발광하도록 설정되어 있는 발광소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제1장벽층의 Al 혼정비 y2가 0.1 이상인 발광소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제1장벽층의 Al 혼정비 y2가 0.15 이상인 발광소자.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,상기 제1장벽층의 A1 혼정비 y2가 0.2 이상인 발광소자.
- 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,상기 활성층은, Inx3Aly3Gal-x3-y3N (0≤x3≤0.3, 0≤y3≤0.1, x3+y3≤0.3)으로 이루어지는 제2장벽층을 포함하고, 상기 우물층은 상기 제2장벽층상에 형성되는 발광소자.
- 제 7 항에 있어서,상기 제2장벽층은 Inx3Gal-x3N(0≤x3≤0.3)으로 이루어지는 발광소자.
- 제 7 항 또는 제 8 항에 있어서,상기 활성층은, 상기 제2장벽층, 상기 우물층, 상기 제1장벽층이 복수층 반복하여 형성된 다중양자 우물구조인 발광소자.
- 제 1 항 내지 제 9 항 중 어느 한 항에 있어서,상기 n형 반도체층은 캐리어를 상기 활성층에 가두기 위한 n형 클래드층을포함하는 한편 상기 p형 반도체층은 캐리어를 상기 활성층에 가두기 위한 p형 클래드층을 포함하여 이루어지고,상기 활성층과 상기 n형 클래드층의 사이에 In을 포함하는 질화물반도체로 이루어지는 n측 제2 클래드층을 포함하고,상기 활성층과 상기 p형 클래드층의 사이에 In을 포함하는 질화물반도체로 이루어지는 p측 제2 클래드층을 포함하는 발광소자.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35325699 | 1999-12-13 | ||
JPJP-P-1999-00353256 | 1999-12-13 | ||
JP2000353833A JP4032636B2 (ja) | 1999-12-13 | 2000-11-21 | 発光素子 |
JPJP-P-2000-00353833 | 2000-11-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020080345A true KR20020080345A (ko) | 2002-10-23 |
KR100688239B1 KR100688239B1 (ko) | 2007-03-02 |
Family
ID=26579806
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020027007669A KR100688239B1 (ko) | 1999-12-13 | 2000-12-12 | 발광소자 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6738175B2 (ko) |
EP (1) | EP1248303B1 (ko) |
JP (1) | JP4032636B2 (ko) |
KR (1) | KR100688239B1 (ko) |
CN (1) | CN1176500C (ko) |
AU (1) | AU772491B2 (ko) |
CA (1) | CA2394460C (ko) |
HK (1) | HK1054467B (ko) |
MY (1) | MY125261A (ko) |
TW (1) | TW498582B (ko) |
WO (1) | WO2001043206A1 (ko) |
Cited By (5)
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KR100676059B1 (ko) * | 2005-02-03 | 2007-01-29 | 엘지전자 주식회사 | 발광 다이오드 |
KR100691444B1 (ko) * | 2005-11-19 | 2007-03-09 | 삼성전기주식회사 | 질화물 반도체 발광소자 |
KR100696194B1 (ko) * | 2005-11-21 | 2007-03-20 | 한국전자통신연구원 | 질화물 반도체 발광소자 및 그 제조방법 |
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JP2003229600A (ja) * | 2001-11-27 | 2003-08-15 | Sharp Corp | 半導体発光素子 |
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- 2000-12-12 WO PCT/JP2000/008768 patent/WO2001043206A1/ja active IP Right Grant
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- 2000-12-12 KR KR1020027007669A patent/KR100688239B1/ko active IP Right Grant
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- 2000-12-12 EP EP00980056.6A patent/EP1248303B1/en not_active Expired - Lifetime
- 2000-12-13 TW TW089126595A patent/TW498582B/zh not_active IP Right Cessation
- 2000-12-13 MY MYPI20005850A patent/MY125261A/en unknown
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KR20040050281A (ko) * | 2002-12-10 | 2004-06-16 | 엘지이노텍 주식회사 | 발광 다이오드의 성장 구조 |
KR100676059B1 (ko) * | 2005-02-03 | 2007-01-29 | 엘지전자 주식회사 | 발광 다이오드 |
KR100691444B1 (ko) * | 2005-11-19 | 2007-03-09 | 삼성전기주식회사 | 질화물 반도체 발광소자 |
KR100696194B1 (ko) * | 2005-11-21 | 2007-03-20 | 한국전자통신연구원 | 질화물 반도체 발광소자 및 그 제조방법 |
KR20150048337A (ko) * | 2013-10-28 | 2015-05-07 | 서울바이오시스 주식회사 | 근자외선 발광 소자 |
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EP1248303A1 (en) | 2002-10-09 |
AU1736701A (en) | 2001-06-18 |
CA2394460C (en) | 2010-06-29 |
JP4032636B2 (ja) | 2008-01-16 |
US20020179923A1 (en) | 2002-12-05 |
EP1248303B1 (en) | 2015-09-09 |
JP2001237457A (ja) | 2001-08-31 |
WO2001043206A1 (en) | 2001-06-14 |
HK1054467B (zh) | 2005-04-08 |
AU772491B2 (en) | 2004-04-29 |
KR100688239B1 (ko) | 2007-03-02 |
CA2394460A1 (en) | 2001-06-14 |
TW498582B (en) | 2002-08-11 |
CN1409875A (zh) | 2003-04-09 |
CN1176500C (zh) | 2004-11-17 |
EP1248303A4 (en) | 2008-08-06 |
US6738175B2 (en) | 2004-05-18 |
MY125261A (en) | 2006-07-31 |
HK1054467A1 (en) | 2003-11-28 |
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