KR101313462B1 - 실리콘 웨이퍼의 열처리 방법 - Google Patents
실리콘 웨이퍼의 열처리 방법 Download PDFInfo
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- KR101313462B1 KR101313462B1 KR1020127001166A KR20127001166A KR101313462B1 KR 101313462 B1 KR101313462 B1 KR 101313462B1 KR 1020127001166 A KR1020127001166 A KR 1020127001166A KR 20127001166 A KR20127001166 A KR 20127001166A KR 101313462 B1 KR101313462 B1 KR 101313462B1
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 102
- 239000010703 silicon Substances 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 78
- 239000007789 gas Substances 0.000 claims abstract description 54
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000001301 oxygen Substances 0.000 claims abstract description 34
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 34
- 238000002844 melting Methods 0.000 claims abstract description 9
- 230000008018 melting Effects 0.000 claims abstract description 9
- 230000000630 rising effect Effects 0.000 claims abstract description 6
- 239000013078 crystal Substances 0.000 claims description 20
- 230000009467 reduction Effects 0.000 claims description 16
- 230000007547 defect Effects 0.000 abstract description 14
- 230000003746 surface roughness Effects 0.000 abstract description 10
- 235000012431 wafers Nutrition 0.000 description 100
- 238000012360 testing method Methods 0.000 description 26
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 229910052786 argon Inorganic materials 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 229910001882 dioxygen Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000010453 quartz Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000004630 atomic force microscopy Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 238000004854 X-ray topography Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 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
- H01L21/02—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
-
- 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
- H01L21/02—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
- H01L21/26—Bombardment with radiation
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- High Energy & Nuclear Physics (AREA)
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- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
도 2는 본 발명에 따른 실리콘 웨이퍼의 열처리 방법에 적용되는 급속 가열ㆍ급속 냉각 열처리의 열처리 시퀀스를 도시하는 개념도이다.
도 3은 본 발명의 LSTD 밀도가 저감되는 메커니즘을 설명하기 위한 개념도이다.
도 4는 시험 3의 각 조건에서의 마이크로러프니스(microroughness)의 결과도이다.
도 5는 시험 5에서의 급속 가열ㆍ급속 냉각 열처리후의 각 조건에서의 총슬립 길이의 발생 상황을 도시하는 결과도이다.
도 6은 시험 6에서의 급속 가열ㆍ급속 냉각 열처리후의 각 조건에서의 총슬립 길이의 발생 상황을 도시하는 결과도이다.
30: 램프 40: 웨이퍼 지지부
Claims (5)
- 초크랄스키법으로 육성한 실리콘 단결정 잉곳으로부터 슬라이스된 실리콘 웨이퍼에 대하여, 희가스 분위기중, 제1 승온 속도로 1300℃ 이상 실리콘의 융점 이하인 제1 온도까지 급속 승온시켜, 상기 제1 온도를 유지한 후, 제1 강온 속도로 400℃ 이상 800℃ 이하인 제2 온도까지 급속 강온시켜, 상기 제2 온도를 유지하는 제1 열처리 공정과,
상기 제1 열처리 공정에 계속해서, 상기 제2 온도에서, 상기 희가스 분위기로부터 산소 가스를 20 vol.% 이상 100 vol.% 이하 함유하는 산소 함유 분위기로 전환하고, 상기 제2 온도를 유지한 후, 제2 승온 속도로 상기 제2 온도로부터 1250℃ 이상 실리콘의 융점 이하인 제3 온도까지 급속 승온시켜, 상기 제3 온도에서 유지한 후, 제2 강온 속도로 상기 제3 온도로부터 급속 강온시키는 제2 열처리 공정
을 포함한 것을 특징으로 하는 실리콘 웨이퍼의 열처리 방법. - 제1항에 있어서, 상기 제1 온도는 1300℃ 이상 1380℃ 이하이고, 상기 제3 온도는 1250℃ 이상 1380℃ 이하인 것을 특징으로 하는 실리콘 웨이퍼의 열처리 방법.
- 제1항 또는 제2항에 있어서, 상기 제1 강온 속도는 20℃/sec 이상 150℃/sec 이하인 것을 특징으로 하는 실리콘 웨이퍼의 열처리 방법.
- 제1항 또는 제2항에 있어서, 상기 제2 승온 속도는 20℃/sec 이상 150℃/sec 이하인 것을 특징으로 하는 실리콘 웨이퍼의 열처리 방법.
- 제3항에 있어서, 상기 제2 승온 속도는 20℃/sec 이상 150℃/sec 이하인 것을 특징으로 하는 실리콘 웨이퍼의 열처리 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2009-174024 | 2009-07-27 | ||
JP2009174024A JP5542383B2 (ja) | 2009-07-27 | 2009-07-27 | シリコンウェーハの熱処理方法 |
PCT/JP2010/003294 WO2011013280A1 (ja) | 2009-07-27 | 2010-05-17 | シリコンウェーハの熱処理方法 |
Publications (2)
Publication Number | Publication Date |
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KR20120024970A KR20120024970A (ko) | 2012-03-14 |
KR101313462B1 true KR101313462B1 (ko) | 2013-10-01 |
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KR1020127001166A Active KR101313462B1 (ko) | 2009-07-27 | 2010-05-17 | 실리콘 웨이퍼의 열처리 방법 |
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Country | Link |
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US (1) | US8399341B2 (ko) |
JP (1) | JP5542383B2 (ko) |
KR (1) | KR101313462B1 (ko) |
CN (1) | CN102473614B (ko) |
WO (1) | WO2011013280A1 (ko) |
Families Citing this family (8)
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JP5583053B2 (ja) * | 2011-02-28 | 2014-09-03 | グローバルウェーハズ・ジャパン株式会社 | シリコンウェーハの熱処理方法 |
JP2013163598A (ja) * | 2012-01-10 | 2013-08-22 | Globalwafers Japan Co Ltd | シリコンウェーハの製造方法 |
CN103835000A (zh) * | 2012-11-20 | 2014-06-04 | 上海华虹宏力半导体制造有限公司 | 一种高温改善多晶硅表面粗糙度的方法 |
JP6565624B2 (ja) * | 2015-11-16 | 2019-08-28 | 株式会社Sumco | シリコンウェーハの品質評価方法およびシリコンウェーハの製造方法 |
JP7051560B2 (ja) * | 2018-04-26 | 2022-04-11 | グローバルウェーハズ・ジャパン株式会社 | シリコンウェーハの熱処理方法 |
JP7014694B2 (ja) | 2018-10-15 | 2022-02-01 | グローバルウェーハズ・ジャパン株式会社 | シリコンウェーハの熱処理方法 |
CN111009599B (zh) * | 2020-01-02 | 2025-04-29 | 江西乾照光电有限公司 | 一种led外延片及其制备方法 |
CN112939616A (zh) * | 2021-02-22 | 2021-06-11 | 北京北方华创微电子装备有限公司 | 陶瓷烧结方法及采用该方法制成的陶瓷件 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260677A (ja) * | 1998-01-06 | 1999-09-24 | Sumitomo Metal Ind Ltd | 半導体シリコンウェーハ並びにその製造方法と熱処理装置 |
KR20010080335A (ko) * | 1999-08-27 | 2001-08-22 | 와다 다다시 | 접합 soi 웨이퍼의 제조방법 및 접합 soi 웨이퍼 |
KR20050024994A (ko) * | 2003-09-05 | 2005-03-11 | 주식회사 하이닉스반도체 | 실리콘 웨이퍼 및 그 제조방법 |
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JP3731417B2 (ja) * | 1999-11-26 | 2006-01-05 | 株式会社Sumco | 点欠陥の凝集体が存在しないシリコンウェーハの製造方法 |
JP4154881B2 (ja) | 2001-10-03 | 2008-09-24 | 株式会社Sumco | シリコン半導体基板の熱処理方法 |
JP4432317B2 (ja) * | 2002-12-11 | 2010-03-17 | 信越半導体株式会社 | シリコンウエーハの熱処理方法 |
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2009
- 2009-07-27 JP JP2009174024A patent/JP5542383B2/ja active Active
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2010
- 2010-05-17 US US13/387,125 patent/US8399341B2/en active Active
- 2010-05-17 WO PCT/JP2010/003294 patent/WO2011013280A1/ja active Application Filing
- 2010-05-17 CN CN201080033825.3A patent/CN102473614B/zh active Active
- 2010-05-17 KR KR1020127001166A patent/KR101313462B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260677A (ja) * | 1998-01-06 | 1999-09-24 | Sumitomo Metal Ind Ltd | 半導体シリコンウェーハ並びにその製造方法と熱処理装置 |
KR20010080335A (ko) * | 1999-08-27 | 2001-08-22 | 와다 다다시 | 접합 soi 웨이퍼의 제조방법 및 접합 soi 웨이퍼 |
KR20050024994A (ko) * | 2003-09-05 | 2005-03-11 | 주식회사 하이닉스반도체 | 실리콘 웨이퍼 및 그 제조방법 |
KR100531552B1 (ko) * | 2003-09-05 | 2005-11-28 | 주식회사 하이닉스반도체 | 실리콘 웨이퍼 및 그 제조방법 |
Also Published As
Publication number | Publication date |
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US8399341B2 (en) | 2013-03-19 |
JP5542383B2 (ja) | 2014-07-09 |
KR20120024970A (ko) | 2012-03-14 |
CN102473614B (zh) | 2014-12-10 |
CN102473614A (zh) | 2012-05-23 |
JP2011029429A (ja) | 2011-02-10 |
WO2011013280A1 (ja) | 2011-02-03 |
US20120184091A1 (en) | 2012-07-19 |
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