KR101629193B1 - Soi 기판의 제작 방법 - Google Patents
Soi 기판의 제작 방법 Download PDFInfo
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- KR101629193B1 KR101629193B1 KR1020090055333A KR20090055333A KR101629193B1 KR 101629193 B1 KR101629193 B1 KR 101629193B1 KR 1020090055333 A KR1020090055333 A KR 1020090055333A KR 20090055333 A KR20090055333 A KR 20090055333A KR 101629193 B1 KR101629193 B1 KR 101629193B1
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- KR
- South Korea
- Prior art keywords
- single crystal
- crystal semiconductor
- insulating film
- substrate
- semiconductor layer
- Prior art date
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- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000001552 radio frequency sputter deposition Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005546 reactive sputtering Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009774 resonance method Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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- 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
- H01L21/76251—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques
- H01L21/76254—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques with separation/delamination along an ion implanted layer, e.g. Smart-cut, Unibond
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- 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
- H01L21/20—Deposition of semiconductor materials on a substrate, e.g. epitaxial growth solid phase epitaxy
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- Microelectronics & Electronic Packaging (AREA)
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Abstract
Description
Claims (30)
- 단결정 반도체 기판의 표면에 절연막을 형성하는 단계와;상기 절연막을 통하여 상기 단결정 반도체 기판에 이온 빔을 조사함으로써, 상기 단결정 반도체 기판에 취화 영역을 형성하는 단계와;상기 단결정 반도체 기판의 상기 취화 영역이 형성된 측의 상기 절연막과, 지지 기판의 한쪽의 면을 접합하는 단계와;열 처리를 행함으로써 상기 취화 영역에 있어서 상기 단결정 반도체 기판을, 단결정 반도체 층이 접합된 상기 지지 기판과 상기 단결정 반도체 기판의 일부로 분리하는 단계와;상기 단결정 반도체 층에 레이저 광을 조사하는 단계와;상기 단결정 반도체 층의 표면을 에칭하는 단계와;상기 단결정 반도체 층의 표면에 플라즈마 처리를 행하는 단계를 포함하고,상기 단결정 반도체 층의 표면은 상기 플라즈마 처리에서 OH 유리기를 포함하는 플라즈마에 노출되는, SOI 기판의 제작 방법.
- 단결정 반도체 기판의 표면에 절연막을 형성하는 단계와;상기 절연막을 통하여 상기 단결정 반도체 기판에 이온 빔을 조사함으로써, 상기 단결정 반도체 기판에 취화 영역을 형성하는 단계와;상기 단결정 반도체 기판의 상기 취화 영역이 형성된 측의 상기 절연막과 지지 기판의 한쪽의 면을 접합하는 단계와;열 처리를 행함으로써 상기 취화 영역에 있어서 상기 단결정 반도체 기판을, 단결정 반도체 층이 접합된 상기 지지 기판과 상기 단결정 반도체 기판의 일부로 분리하는 단계와;상기 단결정 반도체 층에 레이저 광을 조사하는 단계와;상기 단결정 반도체 층의 표면을 에칭하는 단계와;상기 단결정 반도체 층의 표면에 플라즈마 처리를 행하는 단계와;상기 단결정 반도체 층에 열 처리를 행하는 단계를 포함하고,상기 단결정 반도체 층의 표면은, 상기 플라즈마 처리에 있어서 OH 유리기를 포함하는 플라즈마에 노출되는, SOI 기판의 제작 방법.
- 단결정 반도체 기판의 표면에 절연막을 형성하는 단계와;상기 절연막을 통하여 상기 단결정 반도체 기판에 이온 빔을 조사함으로써, 상기 단결정 반도체 기판에 취화 영역을 형성하는 단계와;상기 단결정 반도체 기판의 상기 취화 영역이 형성된 측의 상기 절연막과 지지 기판의 한쪽의 면을 접합하는 단계와;열 처리를 행함으로써 상기 취화 영역에 있어서 상기 단결정 반도체 기판을, 단결정 반도체 층이 접합된 상기 지지 기판과 상기 단결정 반도체 기판의 일부로 분리하는 단계와;상기 단결정 반도체 층에 레이저 광을 조사하는 단계와;상기 단결정 반도체 층의 표면을 에칭하는 단계와;상기 단결정 반도체 층에 열 처리를 행하는 단계와;상기 단결정 반도체 층의 표면에 플라즈마 처리를 행하는 단계를 포함하고,상기 단결정 반도체 층의 표면은, 상기 플라즈마 처리에 있어서 OH 유리기를 포함하는 플라즈마에 노출되는, SOI 기판의 제작 방법.
- 단결정 반도체 기판의 표면에 제 1 절연막을 형성하는 단계와;상기 제 1 절연막을 통하여 상기 단결정 반도체 기판에 이온 빔을 조사함으로써, 상기 단결정 반도체 기판에 취화 영역을 형성하는 단계와;상기 제 1 절연막 위에 제 2 절연막을 형성하는 단계와;상기 제 1 절연막과 상기 제 2 절연막을 사이에 두고, 상기 단결정 반도체 기판과 지지 기판이 대향하도록 상기 지지 기판의 한쪽의 면에 상기 단결정 반도체 기판을 접합하는 단계와;열 처리를 행함으로써 상기 취화 영역에 있어서 상기 단결정 반도체 기판을, 단결정 반도체 층이 접합된 상기 지지 기판과 상기 단결정 반도체 기판의 일부로 분리하는 단계와;상기 단결정 반도체 층에 레이저 광을 조사하는 단계와;상기 단결정 반도체 층의 표면을 에칭하는 단계와;상기 단결정 반도체 층의 표면에 플라즈마 처리를 행하는 단계를 포함하고,상기 단결정 반도체 층의 표면은, 상기 플라즈마 처리에 있어서 OH 유리기를 포함하는 플라즈마에 노출되는, SOI 기판의 제작 방법.
- 단결정 반도체 기판 위에 제 1 절연막을 형성하는 단계와;상기 제 1 절연막을 통하여 상기 단결정 반도체 기판에 이온 빔을 조사함으로써, 상기 단결정 반도체 기판에 취화 영역을 형성하는 단계와;지지 기판에 바이어스 전압을 인가하여 제 1 플라즈마 처리를 행함으로써 상기 지지 기판을 평탄화하는 단계와;상기 평탄화된 지지 기판 위에 스퍼터링법을 사용하여 알루미늄을 포함하는 제 2 절연막을 형성하는 단계와;상기 제 1 절연막과 상기 제 2 절연막을 사이에 두고, 상기 단결정 반도체 기판과 상기 지지 기판이 대향하도록 상기 지지 기판의 한쪽의 면에 상기 단결정 반도체 기판을 접합하는 단계와;열 처리를 행함으로써 상기 취화 영역에 있어서 상기 단결정 반도체 기판을, 단결정 반도체 층이 접합된 상기 지지 기판과 상기 단결정 반도체 기판의 일부로 분리하는 단계와;상기 단결정 반도체 층에 레이저 광을 조사하는 단계와;상기 단결정 반도체 층의 표면을 에칭하는 단계와;상기 단결정 반도체 층의 표면에 플라즈마 처리를 행하는 단계를 포함하고,상기 단결정 반도체 층의 표면은, 상기 플라즈마 처리에 있어서 OH 유리기를 포함하는 플라즈마에 노출되는, SOI 기판의 제작 방법.
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- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,상기 플라즈마 처리는 상기 단결정 반도체 층이 접합된 상기 지지 기판을 가열하면서 행하는, SOI 기판의 제작 방법.
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- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,상기 플라즈마 처리는 플라즈마 발생실과 반응실이 서로 분리되는 플라즈마 처리 장치에서 행하는, SOI 기판의 제작 방법.
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FR2896618B1 (fr) * | 2006-01-23 | 2008-05-23 | Soitec Silicon On Insulator | Procede de fabrication d'un substrat composite |
FR2896619B1 (fr) * | 2006-01-23 | 2008-05-23 | Soitec Silicon On Insulator | Procede de fabrication d'un substrat composite a proprietes electriques ameliorees |
US7598153B2 (en) * | 2006-03-31 | 2009-10-06 | Silicon Genesis Corporation | Method and structure for fabricating bonded substrate structures using thermal processing to remove oxygen species |
US8003483B2 (en) * | 2008-03-18 | 2011-08-23 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing SOI substrate |
-
2009
- 2009-06-22 KR KR1020090055333A patent/KR101629193B1/ko not_active Expired - Fee Related
- 2009-06-24 US US12/490,431 patent/US8343849B2/en not_active Expired - Fee Related
- 2009-06-24 JP JP2009149861A patent/JP5567794B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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US8343849B2 (en) | 2013-01-01 |
US20090325364A1 (en) | 2009-12-31 |
JP5567794B2 (ja) | 2014-08-06 |
KR20100002130A (ko) | 2010-01-06 |
JP2010034535A (ja) | 2010-02-12 |
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