KR20050035862A - 고저항 실리콘 웨이퍼 및 이의 제조방법 - Google Patents
고저항 실리콘 웨이퍼 및 이의 제조방법 Download PDFInfo
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- KR20050035862A KR20050035862A KR1020057000629A KR20057000629A KR20050035862A KR 20050035862 A KR20050035862 A KR 20050035862A KR 1020057000629 A KR1020057000629 A KR 1020057000629A KR 20057000629 A KR20057000629 A KR 20057000629A KR 20050035862 A KR20050035862 A KR 20050035862A
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- Prior art keywords
- wafer
- oxygen
- heat treatment
- silicon wafer
- atoms
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 76
- 239000010703 silicon Substances 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000001301 oxygen Substances 0.000 claims abstract description 271
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 271
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 267
- 238000010438 heat treatment Methods 0.000 claims abstract description 171
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 98
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 98
- 238000011282 treatment Methods 0.000 claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 claims abstract description 44
- 239000010410 layer Substances 0.000 claims abstract description 37
- 238000000137 annealing Methods 0.000 claims abstract description 15
- 239000002344 surface layer Substances 0.000 claims abstract description 11
- 239000002244 precipitate Substances 0.000 claims description 38
- 238000001556 precipitation Methods 0.000 claims description 22
- 230000007547 defect Effects 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 11
- 238000009792 diffusion process Methods 0.000 claims description 7
- 230000006911 nucleation Effects 0.000 claims description 2
- 238000010899 nucleation Methods 0.000 claims description 2
- 239000011800 void material Substances 0.000 claims description 2
- 238000005247 gettering Methods 0.000 abstract description 12
- 230000002401 inhibitory effect Effects 0.000 abstract description 4
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 203
- 125000004429 atom Chemical group 0.000 description 66
- 239000000758 substrate Substances 0.000 description 42
- 239000013078 crystal Substances 0.000 description 30
- 239000012298 atmosphere Substances 0.000 description 27
- 230000015572 biosynthetic process Effects 0.000 description 26
- 239000007789 gas Substances 0.000 description 25
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 24
- 201000006935 Becker muscular dystrophy Diseases 0.000 description 20
- 208000037663 Best vitelliform macular dystrophy Diseases 0.000 description 20
- 208000020938 vitelliform macular dystrophy 2 Diseases 0.000 description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 18
- 239000000523 sample Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 16
- 239000000047 product Substances 0.000 description 14
- 239000012299 nitrogen atmosphere Substances 0.000 description 13
- 229910052786 argon Inorganic materials 0.000 description 12
- 239000001257 hydrogen Substances 0.000 description 10
- 229910052739 hydrogen Inorganic materials 0.000 description 10
- 230000007423 decrease Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000002000 scavenging effect Effects 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- 229910001882 dioxygen Inorganic materials 0.000 description 4
- 230000005764 inhibitory process Effects 0.000 description 4
- 238000003475 lamination Methods 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 229940095676 wafer product Drugs 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000012261 overproduction Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- -1 oxygen ions Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- 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
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
-
- 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
- C30B29/02—Elements
- C30B29/06—Silicon
-
- 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
- H01L21/322—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections
- H01L21/3221—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to modify their internal properties, e.g. to produce internal imperfections of silicon bodies, e.g. for gettering
- H01L21/3225—Thermally inducing defects using oxygen present in the silicon body for intrinsic gettering
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76243—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using silicon implanted buried insulating layers, e.g. oxide layers, i.e. SIMOX techniques
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/21—Circular sheet or circular blank
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (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)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (17)
- 저항율이 100Ωcm 이상인 CZ 실리콘 웨이퍼로서, 탄소 농도가 5 ×1015 내지 5 ×1017atom/㎤인, 고저항 실리콘 웨이퍼.
- 제1항에 있어서, 산소 농도가 Old-ASTM에서 8 ×1017atom/㎤ 초과인, 고저항 실리콘 웨이퍼.
- 제1항 또는 제2항에 있어서, 웨이퍼 표면으로부터 적어도 5㎛ 이상의 깊이에 걸쳐 DZ(Denuded Zone)층이 형성된, 고저항 실리콘 웨이퍼.
- 제1항 내지 제3항 중의 어느 한 항에 있어서, 웨이퍼 표면상에서 관찰되는 0.12㎛ 사이즈 이상의 LPD(Light Point Defect) 밀도가 0.2개/㎠ 이하로 제어된, 고저항 실리콘 웨이퍼.
- 제1항 내지 제4항 중의 어느 한 항에 따르는 고저항 실리콘 웨이퍼를 베이스 웨이퍼로 한, 애피택셜 웨이퍼.
- 제1항 내지 제5항 중의 어느 한 항에 따르는 고저항 실리콘 웨이퍼를 베이스 웨이퍼로 한, SOI 웨이퍼.
- 제6항에 있어서, 적층 웨이퍼(laminated wafer) 또는 SIMOX 웨이퍼인, SOI 웨이퍼.
- 저항율이 100Ωcm 이상이며 탄소 농도가 5 ×1015 내지 5 ×1017atom/㎤인 실리콘 웨이퍼에 산소 도너의 생성 억제에 효과적인 열처리를 수행함을 특징으로 하는, 고저항 실리콘 웨이퍼의 제조방법.
- 제8항에 있어서, 열처리 후의 잔류 산소 농도를 Old-ASTM에서 6.5 ×1017atom/㎤ 이상으로 하는, 고저항 실리콘 웨이퍼의 제조방법.
- 제8항에 있어서, 열처리가 1,100℃ 이상의 고온 열처리인, 고저항 실리콘 웨이퍼의 제조방법.
- 제8항에 있어서, 열처리가 웨이퍼 표층부에 DZ(Denuded Zone)층을 형성하기 위한 산소 외방 확산처리인, 고저항 실리콘 웨이퍼의 제조방법.
- 제11항에 있어서, 산소 외방 확산처리 후에 산소 석출핵 형성 열처리 또는 산소 석출핵 형성 열처리 및 산소 석출물 성장 열처리를 수행함을 특징으로 하는, 고저항 실리콘 웨이퍼의 제조방법.
- 제8항에 있어서, 열처리가 웨이퍼 표층부로부터 공공(空孔)에 기인하는 보이드 결함인 COP를 제거하기 위한 고온 어닐인, 고저항 실리콘 웨이퍼의 제조방법.
- 저항율이 100Ωcm 이상이며 탄소 농도가 5 ×1015 내지 5 ×1017atom/㎤인 고저항 실리콘 웨이퍼를 베이스 웨이퍼로서 SIM0X형 SOI 웨이퍼를 제조함을 특징으로 하는, SOI 웨이퍼의 제조방법.
- 제14항에 있어서, SIMOX형 SOI 웨이퍼 제조공정에 있어서의 BOX층 형성용의 고온 열처리가 산소 도너의 생성 억제에 효과적인 열처리를 겸하는, SOI 웨이퍼의 제조방법.
- 저항율이 100Ωcm 이상이며 탄소 농도가 5 ×1015 내지 5 ×1017atom/㎤인 고저항 실리콘 웨이퍼를 베이스 웨이퍼로 하여 적층형 SOI 웨이퍼를 제조함을 특징으로 하는, SOI 웨이퍼의 제조방법.
- 제16항에 있어서, 적층형 SOI 웨이퍼 제조공정에 있어서, 부여되는 고온 열처리가 산소 도너의 생성 억제에 효과적인 열처리를 겸하는, SOI 웨이퍼의 제조방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002208515 | 2002-07-17 | ||
JPJP-P-2002-00208515 | 2002-07-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050035862A true KR20050035862A (ko) | 2005-04-19 |
KR100685161B1 KR100685161B1 (ko) | 2007-02-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020057000629A KR100685161B1 (ko) | 2002-07-17 | 2003-06-30 | 고저항 실리콘 웨이퍼 및 이의 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7316745B2 (ko) |
EP (1) | EP1542269B1 (ko) |
JP (1) | JP4970724B2 (ko) |
KR (1) | KR100685161B1 (ko) |
TW (1) | TWI246543B (ko) |
WO (1) | WO2004008521A1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100779341B1 (ko) * | 2003-10-21 | 2007-11-23 | 가부시키가이샤 섬코 | 고저항 실리콘 웨이퍼의 제조 방법, 에피택셜 웨이퍼 및soi 웨이퍼의 제조 방법 |
KR100877771B1 (ko) * | 2006-01-31 | 2009-01-09 | 가부시키가이샤 섬코 | 실리콘 웨이퍼 및 그 제조방법 |
KR100887384B1 (ko) * | 2006-01-31 | 2009-03-05 | 가부시키가이샤 섬코 | 고주파 다이오드 및 그 제조방법 |
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KR100779341B1 (ko) * | 2003-10-21 | 2007-11-23 | 가부시키가이샤 섬코 | 고저항 실리콘 웨이퍼의 제조 방법, 에피택셜 웨이퍼 및soi 웨이퍼의 제조 방법 |
KR100877771B1 (ko) * | 2006-01-31 | 2009-01-09 | 가부시키가이샤 섬코 | 실리콘 웨이퍼 및 그 제조방법 |
KR100887384B1 (ko) * | 2006-01-31 | 2009-03-05 | 가부시키가이샤 섬코 | 고주파 다이오드 및 그 제조방법 |
US7560163B2 (en) | 2006-01-31 | 2009-07-14 | Sumco Corporation | Silicon wafer and method for producing same |
US7621996B2 (en) | 2006-01-31 | 2009-11-24 | Sumco Corporation | Silicon wafer and method for producing same |
US7919776B2 (en) | 2006-01-31 | 2011-04-05 | Sumco Corporation | High frequency diode and method for producing same |
Also Published As
Publication number | Publication date |
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EP1542269A1 (en) | 2005-06-15 |
KR100685161B1 (ko) | 2007-02-22 |
JPWO2004008521A1 (ja) | 2005-11-17 |
US7316745B2 (en) | 2008-01-08 |
TWI246543B (en) | 2006-01-01 |
EP1542269B1 (en) | 2016-10-05 |
EP1542269A4 (en) | 2008-03-05 |
US20050250349A1 (en) | 2005-11-10 |
TW200404924A (en) | 2004-04-01 |
JP4970724B2 (ja) | 2012-07-11 |
WO2004008521A1 (ja) | 2004-01-22 |
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