KR101229760B1 - Soi 웨이퍼의 제조방법 및 이 방법에 의해 제조된soi 웨이퍼 - Google Patents
Soi 웨이퍼의 제조방법 및 이 방법에 의해 제조된soi 웨이퍼 Download PDFInfo
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- KR101229760B1 KR101229760B1 KR1020077022582A KR20077022582A KR101229760B1 KR 101229760 B1 KR101229760 B1 KR 101229760B1 KR 1020077022582 A KR1020077022582 A KR 1020077022582A KR 20077022582 A KR20077022582 A KR 20077022582A KR 101229760 B1 KR101229760 B1 KR 101229760B1
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- South Korea
- Prior art keywords
- wafer
- soi
- layer
- oxide film
- soi layer
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 32
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000005468 ion implantation Methods 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 150000002500 ions Chemical class 0.000 claims abstract description 9
- 239000001257 hydrogen Substances 0.000 claims abstract description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 7
- -1 hydrogen ions Chemical class 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims abstract description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 14
- 238000005530 etching Methods 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims description 3
- 239000004922 lacquer Substances 0.000 claims 1
- 230000003746 surface roughness Effects 0.000 abstract description 8
- 230000001590 oxidative effect Effects 0.000 abstract description 6
- 238000002513 implantation Methods 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 73
- 239000010408 film Substances 0.000 description 60
- 238000005498 polishing Methods 0.000 description 25
- 238000009826 distribution Methods 0.000 description 13
- 238000005406 washing Methods 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 238000010306 acid treatment Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 230000002542 deteriorative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000004299 exfoliation Methods 0.000 description 2
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
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
- H01L21/70—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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
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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)
- Cleaning Or Drying Semiconductors (AREA)
- Element Separation (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
SOI층 막두께의 P-V값(nm) | SOI층 막두께의 표준 편차 | |
1 | 5.9 | 0.68 |
2 | 6.9 | 0.89 |
3 | 7.7 | 0.94 |
4 | 3.9 | 0.46 |
5 | 6.2 | 1.08 |
6 | 5.3 | 0.74 |
7 | 6.4 | 0.87 |
8 | 5.5 | 0.69 |
9 | 4.6 | 0.77 |
10 | 6.8 | 0.75 |
11 | 6.5 | 0.84 |
12 | 4.9 | 0.85 |
13 | 5.5 | 0.83 |
14 | 6.0 | 0.92 |
15 | 4.8 | 0.76 |
16 | 6.1 | 0.71 |
평균값 | 5.81 | 0.80 |
SOI층 막두께의 P-V값(nm) | SOI층 막두께의 표준 편차 | |
1 | 7.1 | 1.01 |
2 | 8.4 | 1.11 |
3 | 9.2 | 1.23 |
4 | 8.3 | 1.12 |
5 | 7.2 | 1.03 |
6 | 9.2 | 1.13 |
7 | 7.9 | 1.05 |
8 | 8.3 | 1.20 |
9 | 9.3 | 1.22 |
10 | 7.4 | 1.12 |
평균값 | 8.23 | 1.12 |
Claims (9)
- 이온 주입 박리법에 의해 SOI 웨이퍼를 제조하는 방법으로서, 적어도 지지 기판이 되는 베이스 웨이퍼와 SOI층이 되는 본드 웨이퍼의 적어도 한 쪽 표면에 산화막을 형성하고, 수소 이온 또는 희가스 이온 중 적어도 하나를 상기 본드 웨이퍼의 표면에서 주입하여 이온 주입층을 형성한 후에, 상기 산화막을 매개로 상기 본드 웨이퍼와 상기 베이스 웨이퍼를 밀착시키고, 열처리를 가하여 상기 이온 주입층에서 박리하여 SOI층을 형성하고, 그 후, 산화성 분위기 하에서 열처리를 행하는 것에 의해서, 상기 SOI층의 표면에 산화막을 형성한 후, 이 산화막을 에칭하여 제거하는 것으로 희생 산화에 의해 손상층을 제거하고, 다음에, 오존 농도가 3ppm 이상 10ppm 이하의 오존수를 이용하여 상기 SOI층의 표면을 세정하는 것에 의해 상기 SOI층의 표면의 자연 산화막의 거칠기를 악화시키고, 그 후, 상기 SOI층의 표면을 터치 폴리쉬에 의해 연마 가공하는 것을 특징으로 하는 SOI 웨이퍼의 제조방법.
- 제1항에 있어서,상기 박리 열처리 후에, 박리 열처리시 보다도 고온에서, 결합 강도를 높이기 위한 열처리를 행하는 것을 특징으로 하는 SOI 웨이퍼의 제조방법.
- 제1항 또는 제2항에 있어서,상기 산화막의 에칭 제거를 불화 수소를 포함하는 수용액을 이용하여 행하는 것을 특징으로 하는 SOI 웨이퍼의 제조방법.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005110019 | 2005-04-06 | ||
JPJP-P-2005-00110019 | 2005-04-06 | ||
PCT/JP2006/307078 WO2006109614A1 (ja) | 2005-04-06 | 2006-04-04 | Soiウェーハの製造方法およびこの方法により製造されたsoiウェーハ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080003328A KR20080003328A (ko) | 2008-01-07 |
KR101229760B1 true KR101229760B1 (ko) | 2013-02-06 |
Family
ID=37086892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077022582A KR101229760B1 (ko) | 2005-04-06 | 2006-04-04 | Soi 웨이퍼의 제조방법 및 이 방법에 의해 제조된soi 웨이퍼 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090117706A1 (ko) |
EP (1) | EP1868230B1 (ko) |
JP (1) | JP4421652B2 (ko) |
KR (1) | KR101229760B1 (ko) |
CN (1) | CN101151708A (ko) |
WO (1) | WO2006109614A1 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5135935B2 (ja) * | 2007-07-27 | 2013-02-06 | 信越半導体株式会社 | 貼り合わせウエーハの製造方法 |
US8698106B2 (en) * | 2008-04-28 | 2014-04-15 | Varian Semiconductor Equipment Associates, Inc. | Apparatus for detecting film delamination and a method thereof |
US8318588B2 (en) * | 2009-08-25 | 2012-11-27 | Semiconductor Energy Laboratory Co., Ltd. | Method for reprocessing semiconductor substrate, method for manufacturing reprocessed semiconductor substrate, and method for manufacturing SOI substrate |
JP5544986B2 (ja) * | 2010-04-01 | 2014-07-09 | 信越半導体株式会社 | 貼り合わせsoiウェーハの製造方法、及び貼り合わせsoiウェーハ |
JP5533624B2 (ja) * | 2010-12-16 | 2014-06-25 | 信越半導体株式会社 | 半導体ウェーハの洗浄方法 |
CN102544360B (zh) * | 2010-12-30 | 2014-03-12 | 中芯国际集成电路制造(上海)有限公司 | 相变存储器形成方法 |
JP2012156495A (ja) * | 2011-01-07 | 2012-08-16 | Semiconductor Energy Lab Co Ltd | Soi基板の作製方法 |
JP5862521B2 (ja) * | 2012-09-03 | 2016-02-16 | 信越半導体株式会社 | Soiウェーハの製造方法 |
JP6200273B2 (ja) * | 2013-10-17 | 2017-09-20 | 信越半導体株式会社 | 貼り合わせウェーハの製造方法 |
JP2016082093A (ja) * | 2014-10-17 | 2016-05-16 | 信越半導体株式会社 | 貼り合わせウェーハの製造方法 |
US10283384B2 (en) * | 2015-04-27 | 2019-05-07 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for etching etch layer and wafer etching apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000091279A (ja) * | 1998-09-09 | 2000-03-31 | Shin Etsu Handotai Co Ltd | 被鏡面研磨用半導体基板及び半導体基板の製造方法 |
US20040166650A1 (en) * | 2003-02-26 | 2004-08-26 | Shin-Etsu Handotai Co., Ltd. | Method for producing SOI wafer and SOI wafer |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3385972B2 (ja) * | 1998-07-10 | 2003-03-10 | 信越半導体株式会社 | 貼り合わせウェーハの製造方法および貼り合わせウェーハ |
JP2000124092A (ja) * | 1998-10-16 | 2000-04-28 | Shin Etsu Handotai Co Ltd | 水素イオン注入剥離法によってsoiウエーハを製造する方法およびこの方法で製造されたsoiウエーハ |
US7256104B2 (en) * | 2003-05-21 | 2007-08-14 | Canon Kabushiki Kaisha | Substrate manufacturing method and substrate processing apparatus |
US6911375B2 (en) * | 2003-06-02 | 2005-06-28 | International Business Machines Corporation | Method of fabricating silicon devices on sapphire with wafer bonding at low temperature |
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2006
- 2006-04-04 EP EP06731026.8A patent/EP1868230B1/en active Active
- 2006-04-04 KR KR1020077022582A patent/KR101229760B1/ko active IP Right Grant
- 2006-04-04 WO PCT/JP2006/307078 patent/WO2006109614A1/ja active Application Filing
- 2006-04-04 US US11/887,574 patent/US20090117706A1/en not_active Abandoned
- 2006-04-04 JP JP2007512915A patent/JP4421652B2/ja active Active
- 2006-04-04 CN CNA2006800107854A patent/CN101151708A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000091279A (ja) * | 1998-09-09 | 2000-03-31 | Shin Etsu Handotai Co Ltd | 被鏡面研磨用半導体基板及び半導体基板の製造方法 |
US20040166650A1 (en) * | 2003-02-26 | 2004-08-26 | Shin-Etsu Handotai Co., Ltd. | Method for producing SOI wafer and SOI wafer |
JP2004259970A (ja) * | 2003-02-26 | 2004-09-16 | Shin Etsu Handotai Co Ltd | Soiウエーハの製造方法及びsoiウエーハ |
Also Published As
Publication number | Publication date |
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JPWO2006109614A1 (ja) | 2008-11-06 |
EP1868230A4 (en) | 2012-03-07 |
WO2006109614A1 (ja) | 2006-10-19 |
CN101151708A (zh) | 2008-03-26 |
EP1868230B1 (en) | 2013-10-23 |
JP4421652B2 (ja) | 2010-02-24 |
US20090117706A1 (en) | 2009-05-07 |
EP1868230A1 (en) | 2007-12-19 |
KR20080003328A (ko) | 2008-01-07 |
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