KR101062283B1 - 질화물계 발광소자 및 그 제조방법 - Google Patents
질화물계 발광소자 및 그 제조방법 Download PDFInfo
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- KR101062283B1 KR101062283B1 KR1020080120972A KR20080120972A KR101062283B1 KR 101062283 B1 KR101062283 B1 KR 101062283B1 KR 1020080120972 A KR1020080120972 A KR 1020080120972A KR 20080120972 A KR20080120972 A KR 20080120972A KR 101062283 B1 KR101062283 B1 KR 101062283B1
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- Prior art keywords
- buffer layer
- layer
- defect
- nitride
- substrate
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- 150000004767 nitrides Chemical class 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 230000007547 defect Effects 0.000 claims abstract description 61
- 229910052751 metal Inorganic materials 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 44
- 239000000758 substrate Substances 0.000 claims abstract description 44
- 230000035876 healing Effects 0.000 claims abstract description 29
- 239000004065 semiconductor Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000013078 crystal Substances 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 238000005229 chemical vapour deposition Methods 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052733 gallium Inorganic materials 0.000 claims description 4
- 229910052738 indium Inorganic materials 0.000 claims description 4
- 238000005240 physical vapour deposition Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 229910052594 sapphire Inorganic materials 0.000 claims description 3
- 239000010980 sapphire Substances 0.000 claims description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 abstract description 6
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 8
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 229910002601 GaN Inorganic materials 0.000 description 4
- 230000007704 transition Effects 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000002109 crystal growth method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 239000002052 molecular layer Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 1
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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
- H10H20/815—Bodies having stress relaxation structures, e.g. buffer layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/0242—Crystalline insulating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02455—Group 13/15 materials
- H01L21/02458—Nitrides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02538—Group 13/15 materials
- H01L21/0254—Nitrides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02656—Special treatments
- H01L21/02658—Pretreatments
-
- 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]
- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/013—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials
- H10H20/0133—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials with a substrate not being Group III-V materials
- H10H20/01335—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials with a substrate not being Group III-V materials the light-emitting regions comprising nitride materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02656—Special treatments
- H01L21/02664—Aftertreatments
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Led Devices (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (16)
- 기판을 준비하는 단계;상기 기판 상에 제 1 완충층을 형성하는 단계;제 1 완충층 상에 결함치유용 금속층을 형성하는 단계;상기 결함치유용 금속층을 용융시켜 상기 제1 완충층을 형성하는 단계에서 형성된 상기 제 1 완충층 상의 결함이 존재하는 부위로 이동시키는 단계;상기 결함치유용 금속층을 포함한 상기 제 1 완충층 전면 상에 제 2 완충층을 형성하는 단계; 및상기 제 2 완충층 상에 n형 반도체층, 활성층 및 p형 반도체층을 순차적으로 적층하는 단계;를 포함하여 이루어지는 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 1 항에 있어서, 상기 기판의 격자상수는 상기 제 1 완충층 및 제 2 완충층의 격자상수와 동일하지 않은 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 1 항에 있어서, 상기 기판은 실리콘 단결정 기판 또는 사파이어 기판인 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 1 항에 있어서, 상기 제 1 완충층 및 제 2 완충층은 Inx(AlyGa1-y)N(0≤x≤1, 0≤y≤1)의 일반식에 포함되는 물질로 구성되는 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 1 항에 있어서, 상기 결함치유용 금속층은 Ⅲ족 원소로 구성되는 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 5 항에 있어서, 상기 Ⅲ족 원소는 알루미늄(Al), 갈륨(Ga), 인듐(In) 중 어느 하나인 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 1 항에 있어서, 상기 결함치유용 금속층은 물리기상증착법을 통해 형성하는 것을 특징으로 하는 질화물계 발광소자의 제조방법.
- 제 1 항에 있어서, 상기 결함치유용 금속층은 금속-유기 화학기상증착법을 통해 형성하는 것을 특징으로 하는 질화물계 발광소자의 제조방법.
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080120972A KR101062283B1 (ko) | 2008-12-02 | 2008-12-02 | 질화물계 발광소자 및 그 제조방법 |
PCT/KR2009/007139 WO2010064837A2 (ko) | 2008-12-02 | 2009-12-02 | 3족 질화물 반도체 발광소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080120972A KR101062283B1 (ko) | 2008-12-02 | 2008-12-02 | 질화물계 발광소자 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100062364A KR20100062364A (ko) | 2010-06-10 |
KR101062283B1 true KR101062283B1 (ko) | 2011-09-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080120972A Expired - Fee Related KR101062283B1 (ko) | 2008-12-02 | 2008-12-02 | 질화물계 발광소자 및 그 제조방법 |
Country Status (2)
Country | Link |
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KR (1) | KR101062283B1 (ko) |
WO (1) | WO2010064837A2 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001176804A (ja) | 1999-12-14 | 2001-06-29 | Inst Of Physical & Chemical Res | 半導体層の形成方法 |
KR100670531B1 (ko) | 2004-08-26 | 2007-01-16 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
US20070090384A1 (en) * | 2005-10-06 | 2007-04-26 | Liang-Wen Wu | Nitride based semiconductor device having multiple layer buffer structure and fabrication method thereof |
-
2008
- 2008-12-02 KR KR1020080120972A patent/KR101062283B1/ko not_active Expired - Fee Related
-
2009
- 2009-12-02 WO PCT/KR2009/007139 patent/WO2010064837A2/ko active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001176804A (ja) | 1999-12-14 | 2001-06-29 | Inst Of Physical & Chemical Res | 半導体層の形成方法 |
KR100670531B1 (ko) | 2004-08-26 | 2007-01-16 | 엘지이노텍 주식회사 | 질화물 반도체 발광소자 및 그 제조방법 |
US20070090384A1 (en) * | 2005-10-06 | 2007-04-26 | Liang-Wen Wu | Nitride based semiconductor device having multiple layer buffer structure and fabrication method thereof |
Also Published As
Publication number | Publication date |
---|---|
WO2010064837A2 (ko) | 2010-06-10 |
WO2010064837A3 (ko) | 2010-08-19 |
KR20100062364A (ko) | 2010-06-10 |
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