KR100525725B1 - 저결함 GaN막 형성방법 - Google Patents
저결함 GaN막 형성방법 Download PDFInfo
- Publication number
- KR100525725B1 KR100525725B1 KR10-2002-0081660A KR20020081660A KR100525725B1 KR 100525725 B1 KR100525725 B1 KR 100525725B1 KR 20020081660 A KR20020081660 A KR 20020081660A KR 100525725 B1 KR100525725 B1 KR 100525725B1
- Authority
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- South Korea
- Prior art keywords
- gas
- gan film
- substrate
- reactor
- substrate surface
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 46
- XOYLJNJLGBYDTH-UHFFFAOYSA-M chlorogallium Chemical compound [Ga]Cl XOYLJNJLGBYDTH-UHFFFAOYSA-M 0.000 claims abstract description 19
- 238000004381 surface treatment Methods 0.000 abstract description 9
- 229910052594 sapphire Inorganic materials 0.000 abstract description 2
- 239000010980 sapphire Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 29
- 238000000927 vapour-phase epitaxy Methods 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 150000004678 hydrides Chemical class 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
Classifications
-
- 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
- H01L21/02387—Group 13/15 materials
- H01L21/02389—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
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (4)
- 기판이 장입된 반응기 내로 In기체를 흘려보내 상기 기판 표면을 In 기체로 처리하는 제1단계;상기 반응기 내에 NH3 기체와 GaCl 기체를 교번하여 흘려보내 상기 기판 표면을 NH3 기체와 GaCl 기체로 번갈아 가면서 처리하는 제2단계; 및상기 반응기 내에 NH3 기체와 GaCl 기체를 동시에 흘려보내 상기 기판 상에 GaN막을 에피텍셜 성장시키는 제3단계; 를 포함하는 것을 특징으로 하는 GaN막 형성방법.
- 제1항에 있어서, 상기 제1단계가 900 내지 1100℃에서 행해지는 것을 특징으로 하는 GaN막 형성방법.
- 제1항에 있어서, 상기 제2단계가 1000 내지 1200℃에서 행해지는 것을 특징으로 하는 GaN막 형성방법.
- 제1항에 있어서, 상기 제1단계에서는 상기 In기체를 상기 제3단계에서 GaN막의 성장을 위해 공급되는 전체 기체량의 0.01 내지 0.1%에 해당하는 양으로 0.5 내지 5분 동안 상기 반응기 내로 흘려보내고, 상기 제2단계에서는 상기 NH3기체 및 GaCl기체를 각각 상기 제3단계에서 GaN막의 성장을 위해 공급되는 전체 기체량의 30 내지 50%에 해당하는 양으로 60 내지 90분 동안 상기 반응기 내로 흘려보내 상기 기판의 표면을 처리하는 것을 특징으로 하는 GaN막 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0081660A KR100525725B1 (ko) | 2002-12-20 | 2002-12-20 | 저결함 GaN막 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2002-0081660A KR100525725B1 (ko) | 2002-12-20 | 2002-12-20 | 저결함 GaN막 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040055071A KR20040055071A (ko) | 2004-06-26 |
KR100525725B1 true KR100525725B1 (ko) | 2005-11-03 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2002-0081660A KR100525725B1 (ko) | 2002-12-20 | 2002-12-20 | 저결함 GaN막 형성방법 |
Country Status (1)
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KR (1) | KR100525725B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100893360B1 (ko) * | 2008-05-02 | 2009-04-15 | (주)그랜드 텍 | 질화갈륨 단결정의 성장을 위한 버퍼층의 형성방법 |
KR20170036299A (ko) | 2015-09-24 | 2017-04-03 | 한국과학기술연구원 | 계단 및 언덕용 전동카트 |
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- 2002-12-20 KR KR10-2002-0081660A patent/KR100525725B1/ko active IP Right Grant
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KR20040055071A (ko) | 2004-06-26 |
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