KR20030007702A - 질화물 반도체 발광 소자와 그것을 포함하는 광학 장치 - Google Patents
질화물 반도체 발광 소자와 그것을 포함하는 광학 장치 Download PDFInfo
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- KR20030007702A KR20030007702A KR1020027015969A KR20027015969A KR20030007702A KR 20030007702 A KR20030007702 A KR 20030007702A KR 1020027015969 A KR1020027015969 A KR 1020027015969A KR 20027015969 A KR20027015969 A KR 20027015969A KR 20030007702 A KR20030007702 A KR 20030007702A
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- 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
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- 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
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- 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
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- 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
- 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
-
- 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
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/2004—Confining in the direction perpendicular to the layer structure
- H01S5/2009—Confining in the direction perpendicular to the layer structure by using electron barrier layers
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- 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
- H01S5/305—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure
-
- 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
- H01S5/3434—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 comprising at least both As and P as V-compounds
-
- 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
- H01S5/34346—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 characterised by the materials of the barrier layers
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Nanotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Semiconductor Lasers (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (14)
- 복수의 양자 웰층과 복수의 장벽층이 교대로 적층된 다중 양자 웰 구조를 갖는 발광층을 포함하고,상기 양자 웰층은 XN1-x-y-zAsxPySbz(0≤x≤0.15, 0≤y≤0.2, 0≤z≤0.05, x+y+z>0)로 이루어지고, 여기서 X는 1종 이상의 Ⅲ족 원소이며,상기 장벽층은 적어도 Al을 포함하는 질화물 반도체층으로 이루어지는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 장벽층은 In을 더 포함하는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 장벽층은 As, P, 및 Sb로부터 선택된 어느 하나의 원소를 더 포함하는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 질화물 반도체 발광 소자에 포함되는 복수의 반도체층을 성장시키기 위한 기판을 포함하고, 상기 발광층의 양 주면 중에서 상기 기판에 가까운 제1 주면에 접하는 제1 인접 반도체층과 상기 기판으로부터 먼 제2 주면에 접하는 제2 인접 반도체층에서, 적어도 상기 제2 인접 반도체층은 적어도 Al을 포함하는 질화물 반도체로 이루어지는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제4항에 있어서,상기 제1 인접 반도체층 또는 상기 제2 인접 반도체층과 직접 접하고 있는 것은 상기 웰층인 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 장벽층의 Al 함유량이 5×1018/㎤ 이상인 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제3항에 있어서,상기 장벽층에서, V족 원소 내의 As 함유량은 7.5% 이하이고, P 함유량은 10% 이하이며, 그리고 Sb 함유량은 2.5% 이하인 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 발광층은 2층 이상이며 10층 이하의 상기 웰층을 포함하고 있는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 웰층은 0.4㎚ 이상이며 20㎚ 이하의 두께를 갖고 있는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 장벽층은 1㎚ 이상이며 20㎚ 이하의 두께를 갖고 있는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 웰층과 상기 장벽층 중 적어도 한쪽은 Si, O, S, C, Ge, Zn, Cd, 및 Mg로부터 선택된 적어도 1종의 도우펀트가 첨가되어 있는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제11항에 있어서,상기 도우펀트의 첨가량은 1×1016∼1×1020/㎤의 범위 내에 있는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 제1항에 있어서,상기 발광 소자는 GaN 기판을 이용하여 형성되어 있는 것을 특징으로 하는 질화물 반도체 발광 소자.
- 청구항 1에 기재된 상기 질화물 반도체 발광 소자를 포함하는 것을 특징으로 하는 광학 장치.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2000-00158189 | 2000-05-29 | ||
| JP2000158189A JP2001339121A (ja) | 2000-05-29 | 2000-05-29 | 窒化物半導体発光素子とそれを含む光学装置 |
| PCT/JP2001/003825 WO2001093388A1 (en) | 2000-05-29 | 2001-05-07 | Nitride semiconductor light-emitting device and optical apparatus including the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20030007702A true KR20030007702A (ko) | 2003-01-23 |
| KR100537711B1 KR100537711B1 (ko) | 2005-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2002-7015969A Expired - Fee Related KR100537711B1 (ko) | 2000-05-29 | 2001-05-07 | 질화물 반도체 발광 소자와 그것을 포함하는 광학 장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6924512B2 (ko) |
| EP (1) | EP1291989B1 (ko) |
| JP (1) | JP2001339121A (ko) |
| KR (1) | KR100537711B1 (ko) |
| WO (1) | WO2001093388A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150004597U (ko) | 2014-06-17 | 2015-12-28 | 주식회사 어소시에이츠 엘작 | 중앙 분리대 |
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| WO2003036771A1 (en) * | 2001-10-26 | 2003-05-01 | Ammono Sp.Zo.O. | Nitride semiconductor laser element, and production method therefor |
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|---|---|---|---|---|
| GB2277405A (en) * | 1993-04-22 | 1994-10-26 | Sharp Kk | Semiconductor colour display or detector array |
| JP3341948B2 (ja) | 1994-07-14 | 2002-11-05 | 三菱電線工業株式会社 | p型GaN系半導体の製造方法 |
| JPH08316581A (ja) * | 1995-05-18 | 1996-11-29 | Sanyo Electric Co Ltd | 半導体装置および半導体発光素子 |
| DE69633203T2 (de) | 1995-09-18 | 2005-09-01 | Hitachi, Ltd. | Halbleiterlaservorrichtungen |
| JPH09213641A (ja) * | 1996-02-06 | 1997-08-15 | Oki Electric Ind Co Ltd | 有機金属気相成長による急峻なヘテロ界面の作製方法 |
| JPH1065271A (ja) * | 1996-08-13 | 1998-03-06 | Toshiba Corp | 窒化ガリウム系半導体光発光素子 |
| JP4199835B2 (ja) * | 1996-08-28 | 2008-12-24 | 株式会社リコー | 半導体発光素子及び半導体発光素子の製造方法 |
| US6031858A (en) * | 1996-09-09 | 2000-02-29 | Kabushiki Kaisha Toshiba | Semiconductor laser and method of fabricating same |
| WO1998019375A1 (en) * | 1996-10-30 | 1998-05-07 | Hitachi, Ltd. | Optical information processor and semiconductor light emitting device suitable for the same |
| JPH10145003A (ja) * | 1996-11-15 | 1998-05-29 | Hitachi Ltd | 半導体レーザおよび該半導体レーザを用いた光通信システム |
| JPH10270804A (ja) | 1997-03-26 | 1998-10-09 | Hitachi Ltd | 光情報処理装置およびこれに適した固体光源および半導体発光装置 |
| JP4006055B2 (ja) * | 1997-05-30 | 2007-11-14 | シャープ株式会社 | 化合物半導体の製造方法及び化合物半導体装置 |
| JP2000077795A (ja) * | 1998-06-17 | 2000-03-14 | Matsushita Electric Ind Co Ltd | 半導体レ―ザ装置 |
| US6472680B1 (en) * | 1999-12-31 | 2002-10-29 | Matsushita Electric Industrial Co., Ltd. | Semiconductor structures using a group III-nitride quaternary material system with reduced phase separation |
-
2000
- 2000-05-29 JP JP2000158189A patent/JP2001339121A/ja not_active Withdrawn
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- 2001-05-07 WO PCT/JP2001/003825 patent/WO2001093388A1/ja not_active Ceased
- 2001-05-07 EP EP01926138A patent/EP1291989B1/en not_active Expired - Lifetime
- 2001-05-07 US US10/276,512 patent/US6924512B2/en not_active Expired - Fee Related
- 2001-05-07 KR KR10-2002-7015969A patent/KR100537711B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150004597U (ko) | 2014-06-17 | 2015-12-28 | 주식회사 어소시에이츠 엘작 | 중앙 분리대 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20030136957A1 (en) | 2003-07-24 |
| EP1291989B1 (en) | 2006-12-13 |
| EP1291989A1 (en) | 2003-03-12 |
| JP2001339121A (ja) | 2001-12-07 |
| WO2001093388A1 (en) | 2001-12-06 |
| US6924512B2 (en) | 2005-08-02 |
| KR100537711B1 (ko) | 2005-12-20 |
| EP1291989A4 (en) | 2005-05-04 |
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