KR100718575B1 - 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 - Google Patents
고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 Download PDFInfo
- Publication number
- KR100718575B1 KR100718575B1 KR1020067008905A KR20067008905A KR100718575B1 KR 100718575 B1 KR100718575 B1 KR 100718575B1 KR 1020067008905 A KR1020067008905 A KR 1020067008905A KR 20067008905 A KR20067008905 A KR 20067008905A KR 100718575 B1 KR100718575 B1 KR 100718575B1
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- Prior art keywords
- silicon carbide
- gas
- epitaxial layer
- growth
- carrier gas
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 65
- 239000012159 carrier gas Substances 0.000 abstract description 36
- 239000001257 hydrogen Substances 0.000 abstract description 31
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 31
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 25
- 238000005229 chemical vapour deposition Methods 0.000 abstract description 25
- 239000000203 mixture Substances 0.000 abstract description 4
- 238000000151 deposition Methods 0.000 abstract description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 54
- 229910052786 argon Inorganic materials 0.000 description 27
- 235000012431 wafers Nutrition 0.000 description 17
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000005046 Chlorosilane Substances 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical compound Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/32—Carbides
- C23C16/325—Silicon carbide
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/36—Carbides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/148—Silicon carbide
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- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Chemical Vapour Deposition (AREA)
- Carbon And Carbon Compounds (AREA)
- Ceramic Products (AREA)
Abstract
Description
Claims (6)
- 실리콘 카바이드 에피택셜층의 에피-크라운(epi-crown) 상에서 측정되는 데이터 포인트(data point)를 제외하고 상기 실리콘 카바이드 에피택셜층의 단면을 따라 측정한 두께의 표준 편차가 3% 이하인 것을 특징으로 하는 실리콘 카바이드 에피택셜층.
- 제1항에 있어서,단결정 실리콘 카바이드 기판 상에 형성되는 실리콘 카바이드 에피택셜층.
- 제2항에 있어서,상기 실리콘 카바이드 기판이 실리콘 카바이드의 4H 및 6H 폴리형으로 이루어지는 군에서 선택되는 실리콘 카바이드 에피택셜층.
- 제1항에 있어서,실리콘 카바이드 에피택셜층의 단면을 따라 측정한 두께의 표준 편차가 2% 이하인 실리콘 카바이드 에피택셜층.
- 제1항에 있어서,실리콘 카바이드 에피택셜층의 단면을 따라 측정한 두께의 표준 편차가 1% 이하인 실리콘 카바이드 에피택셜층.
- 제1항, 제4항 또는 제5항에 있어서,단결정 실리콘 카바이드 기판 상에 형성되는 실리콘 카바이드 에피택셜층.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/992,157 US6063186A (en) | 1997-12-17 | 1997-12-17 | Growth of very uniform silicon carbide epitaxial layers |
US08/992,157 | 1997-12-17 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020007006611A Division KR20010024730A (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067022993A Division KR100853553B1 (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060061405A KR20060061405A (ko) | 2006-06-07 |
KR100718575B1 true KR100718575B1 (ko) | 2007-05-15 |
Family
ID=25537981
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067008905A Expired - Lifetime KR100718575B1 (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
KR1020007006611A Ceased KR20010024730A (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
KR1020067022993A Expired - Lifetime KR100853553B1 (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020007006611A Ceased KR20010024730A (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
KR1020067022993A Expired - Lifetime KR100853553B1 (ko) | 1997-12-17 | 1998-12-14 | 고균일도를 갖는 실리콘 카바이드 에피택셜층의 성장 |
Country Status (11)
Country | Link |
---|---|
US (2) | US6063186A (ko) |
EP (1) | EP1042544B1 (ko) |
JP (1) | JP4195192B2 (ko) |
KR (3) | KR100718575B1 (ko) |
CN (2) | CN100560792C (ko) |
AT (1) | ATE226266T1 (ko) |
AU (1) | AU2086699A (ko) |
CA (1) | CA2312790C (ko) |
DE (1) | DE69808803T2 (ko) |
ES (1) | ES2184354T3 (ko) |
WO (1) | WO1999031306A1 (ko) |
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- 1997-12-17 US US08/992,157 patent/US6063186A/en not_active Expired - Lifetime
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- 1998-12-14 KR KR1020067008905A patent/KR100718575B1/ko not_active Expired - Lifetime
- 1998-12-14 KR KR1020007006611A patent/KR20010024730A/ko not_active Ceased
- 1998-12-14 JP JP2000539200A patent/JP4195192B2/ja not_active Expired - Lifetime
- 1998-12-14 CA CA002312790A patent/CA2312790C/en not_active Expired - Fee Related
- 1998-12-14 EP EP98965390A patent/EP1042544B1/en not_active Expired - Lifetime
- 1998-12-14 CN CNB2006101320892A patent/CN100560792C/zh not_active Expired - Lifetime
- 1998-12-14 CN CNB988123282A patent/CN1313653C/zh not_active Expired - Lifetime
- 1998-12-14 AU AU20866/99A patent/AU2086699A/en not_active Abandoned
- 1998-12-14 KR KR1020067022993A patent/KR100853553B1/ko not_active Expired - Lifetime
- 1998-12-14 ES ES98965390T patent/ES2184354T3/es not_active Expired - Lifetime
- 1998-12-14 WO PCT/US1998/026558 patent/WO1999031306A1/en not_active Application Discontinuation
- 1998-12-14 DE DE69808803T patent/DE69808803T2/de not_active Expired - Lifetime
- 1998-12-14 AT AT98965390T patent/ATE226266T1/de not_active IP Right Cessation
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Title |
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Publication number | Publication date |
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AU2086699A (en) | 1999-07-05 |
KR100853553B1 (ko) | 2008-08-21 |
DE69808803D1 (de) | 2002-11-21 |
CA2312790A1 (en) | 1999-06-24 |
DE69808803T2 (de) | 2003-09-18 |
CA2312790C (en) | 2008-08-05 |
CN1313653C (zh) | 2007-05-02 |
EP1042544A1 (en) | 2000-10-11 |
CN1958841A (zh) | 2007-05-09 |
WO1999031306A1 (en) | 1999-06-24 |
US6297522B1 (en) | 2001-10-02 |
ES2184354T3 (es) | 2003-04-01 |
US6063186A (en) | 2000-05-16 |
JP4195192B2 (ja) | 2008-12-10 |
KR20060121996A (ko) | 2006-11-29 |
KR20010024730A (ko) | 2001-03-26 |
EP1042544B1 (en) | 2002-10-16 |
JP2002508298A (ja) | 2002-03-19 |
KR20060061405A (ko) | 2006-06-07 |
CN100560792C (zh) | 2009-11-18 |
CN1282386A (zh) | 2001-01-31 |
ATE226266T1 (de) | 2002-11-15 |
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