KR101002271B1 - 질화갈륨계 화합물 반도체장치 - Google Patents
질화갈륨계 화합물 반도체장치 Download PDFInfo
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- KR101002271B1 KR101002271B1 KR1020057000163A KR20057000163A KR101002271B1 KR 101002271 B1 KR101002271 B1 KR 101002271B1 KR 1020057000163 A KR1020057000163 A KR 1020057000163A KR 20057000163 A KR20057000163 A KR 20057000163A KR 101002271 B1 KR101002271 B1 KR 101002271B1
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- light emitting
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- 229910002601 GaN Inorganic materials 0.000 title claims abstract description 38
- 239000004065 semiconductor Substances 0.000 title claims abstract description 9
- -1 Gallium Nitride Compound Chemical class 0.000 title claims abstract description 6
- 230000004888 barrier function Effects 0.000 claims abstract description 45
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims description 57
- 238000000034 method Methods 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 202
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 16
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 13
- 229910002704 AlGaN Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000004020 luminiscence type Methods 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 230000005428 wave function Effects 0.000 description 3
- 230000005699 Stark effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- UIUXUFNYAYAMOE-UHFFFAOYSA-N methylsilane Chemical compound [SiH3]C UIUXUFNYAYAMOE-UHFFFAOYSA-N 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/81—Bodies
- H10H20/822—Materials of the light-emitting regions
- H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
- H10H20/825—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
-
- 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
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/81—Bodies
- H10H20/811—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions
- H10H20/812—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions within the light-emitting regions, e.g. having quantum confinement structures
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Led Devices (AREA)
Abstract
Description
명칭 | 구조 | 조성 | 막두께 | 성장온도 |
p전극층 | p+-GaN | 20㎚ | 975℃ | |
p클래드층 | p-(GaN 1㎚/AlGaN 2㎚) 50 SLS |
Al:∼10% | 150㎚ | 975℃ |
발광층 (웰층/배리어층) |
InGaN 1.5㎚/AlInGaN 12㎚ 7MQW |
웰(In:∼10%) 장벽(In:1%, Al:∼20%) |
95㎚ | 800℃ |
버퍼층 | Si-AlInGaN 36㎚ | In:1%, Al:∼5% | 36㎚ | 800℃ |
n클래드층 | n-(GaN 2㎚/AlGaN 2㎚) 50 SLS |
Al:∼10% | 200㎚ | 1075℃ |
n전극층 | n-GaN | 1㎛ | 1075℃ | |
언도프 GaN층 | u-GaN | 2㎛ | 1075℃ | |
저온성장 버퍼층 | LT-GaN | 25㎚ | 500℃ | |
SiN 버퍼층 | SiN | 500℃ | ||
기판 | 사파이어 |
Claims (11)
- 기판 상에 형성된 GaN계 발광층을 갖는 파장 375nm 이하의 자외광을 발광하는 질화갈륨계 화합물 반도체장치에 있어서,상기 발광층은, InGaN 웰층과 AlInGaN 베리어층을 적층한 다층 양자 웰층을 포함하고,상기 InGaN 웰층의 In 조성비는 5% 이상 15% 이하이고,상기 InGaN 웰층의 두께는 1nm 이상 2nm 이하이고,상기 AlInGaN 베리어층의 Al 조성비는 14% 이상 40% 이하이며, In 조성비는 0.1% 이상 5% 이하인 것을 특징으로 하는 질화갈륨계 화합물 반도체장치.
- 제 1항에 있어서,상기 발광층에 인접한 AlInGaN 버퍼층을 추가로 포함하는 것을 특징으로 하는 질화갈륨계 화합물 반도체장치.
- 제 2항에 있어서,상기 AlInGaN 버퍼층의 Al조성비는 0.5% 이상 40% 이하이고, In조성비는 0.1% 이상 5% 이하인 것을 특징으로 하는 질화갈륨계 화합물 반도체장치.
- 제 1항에 있어서,상기 InGaN 웰층 및 AlInGaN 배리어층은, 750℃ 이상에서 형성된 것임을 특징으로 하는 질화갈륨계 화합물 반도체장치.
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002206581 | 2002-07-16 | ||
JPJP-P-2002-00206581 | 2002-07-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050026473A KR20050026473A (ko) | 2005-03-15 |
KR101002271B1 true KR101002271B1 (ko) | 2010-12-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020057000163A KR101002271B1 (ko) | 2002-07-16 | 2003-07-01 | 질화갈륨계 화합물 반도체장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7700940B2 (ko) |
EP (1) | EP1536486A4 (ko) |
JP (1) | JP4234101B2 (ko) |
KR (1) | KR101002271B1 (ko) |
CN (1) | CN100521260C (ko) |
TW (1) | TWI292629B (ko) |
WO (1) | WO2004008551A1 (ko) |
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KR20160019622A (ko) * | 2014-08-11 | 2016-02-22 | 삼성전자주식회사 | 반도체 발광 소자 및 반도체 발광 소자 패키지 |
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- 2003-07-01 JP JP2004521142A patent/JP4234101B2/ja not_active Expired - Lifetime
- 2003-07-01 WO PCT/JP2003/008365 patent/WO2004008551A1/ja active Application Filing
- 2003-07-01 EP EP03738612A patent/EP1536486A4/en not_active Withdrawn
- 2003-07-01 KR KR1020057000163A patent/KR101002271B1/ko active IP Right Grant
- 2003-07-01 US US10/521,544 patent/US7700940B2/en not_active Expired - Lifetime
- 2003-07-01 CN CNB038168731A patent/CN100521260C/zh not_active Expired - Lifetime
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JP2000232259A (ja) | 1998-12-09 | 2000-08-22 | Sanyo Electric Co Ltd | 発光素子及びその製造方法 |
JP2001345478A (ja) | 2000-06-01 | 2001-12-14 | Shiro Sakai | 窒化ガリウム系化合物半導体の製造方法 |
Cited By (6)
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WO2013180388A1 (en) * | 2012-05-30 | 2013-12-05 | Lg Innotek Co., Ltd. | Light emitting device |
US9246058B2 (en) | 2012-05-30 | 2016-01-26 | Lg Innotek Co., Ltd. | Light emitting device |
KR20140123410A (ko) * | 2013-04-12 | 2014-10-22 | 서울바이오시스 주식회사 | 자외선 발광 소자 |
KR102191213B1 (ko) * | 2013-04-12 | 2020-12-15 | 서울바이오시스 주식회사 | 자외선 발광 소자 |
KR20160019622A (ko) * | 2014-08-11 | 2016-02-22 | 삼성전자주식회사 | 반도체 발광 소자 및 반도체 발광 소자 패키지 |
KR102212561B1 (ko) * | 2014-08-11 | 2021-02-08 | 삼성전자주식회사 | 반도체 발광 소자 및 반도체 발광 소자 패키지 |
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US20050236642A1 (en) | 2005-10-27 |
TWI292629B (en) | 2008-01-11 |
JP4234101B2 (ja) | 2009-03-04 |
US7700940B2 (en) | 2010-04-20 |
CN100521260C (zh) | 2009-07-29 |
JPWO2004008551A1 (ja) | 2005-11-17 |
TW200405591A (en) | 2004-04-01 |
CN1669158A (zh) | 2005-09-14 |
WO2004008551A1 (ja) | 2004-01-22 |
KR20050026473A (ko) | 2005-03-15 |
EP1536486A4 (en) | 2006-11-08 |
EP1536486A1 (en) | 2005-06-01 |
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