JP4448547B2 - 非酸素析出性のチョクラルスキーシリコンウエハの製造方法 - Google Patents
非酸素析出性のチョクラルスキーシリコンウエハの製造方法 Download PDFInfo
- Publication number
- JP4448547B2 JP4448547B2 JP2008314569A JP2008314569A JP4448547B2 JP 4448547 B2 JP4448547 B2 JP 4448547B2 JP 2008314569 A JP2008314569 A JP 2008314569A JP 2008314569 A JP2008314569 A JP 2008314569A JP 4448547 B2 JP4448547 B2 JP 4448547B2
- Authority
- JP
- Japan
- Prior art keywords
- wafer
- oxygen
- temperature
- item
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title description 34
- 229910052710 silicon Inorganic materials 0.000 title description 34
- 239000010703 silicon Substances 0.000 title description 34
- 238000004519 manufacturing process Methods 0.000 title description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 80
- 239000001301 oxygen Substances 0.000 claims description 80
- 229910052760 oxygen Inorganic materials 0.000 claims description 80
- 238000000034 method Methods 0.000 claims description 58
- 239000002244 precipitate Substances 0.000 claims description 33
- 238000010438 heat treatment Methods 0.000 claims description 29
- 238000001556 precipitation Methods 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 19
- 150000002926 oxygen Chemical class 0.000 claims description 19
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 18
- 239000013078 crystal Substances 0.000 claims description 12
- 238000004151 rapid thermal annealing Methods 0.000 claims description 12
- 238000000137 annealing Methods 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 230000001590 oxidative effect Effects 0.000 claims description 5
- 235000012431 wafers Nutrition 0.000 description 92
- 230000007547 defect Effects 0.000 description 10
- 238000009792 diffusion process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000006911 nucleation Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000010899 nucleation Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000002231 Czochralski process Methods 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002109 crystal growth method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- -1 nitrogen-containing compound Chemical class 0.000 description 1
- 150000002927 oxygen compounds Chemical class 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H01L21/02—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
-
- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/20—Controlling or regulating
- C30B15/206—Controlling or regulating the thermal history of growing the ingot
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (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)
Description
[事項1]チョクラルスキー単結晶シリコンウエハを熱処理して酸素析出物を溶解することによって、非酸素析出性のチョクラルスキー単結晶シリコンウエハを製造する方法であって、前記ウエハを、急速熱アニーリング装置において、少なくとも1150℃の温度へ、少なくとも1000ppmaの酸素濃度を有する雰囲気中で熱処理して、後の酸素析出熱処理において酸素析出物の形成を防止するように結晶格子の空孔濃度を制御することを含んでなる方法。
[事項2]前記ウエハを約1200℃〜約1275℃の間の温度で熱処理する、事項1に記載の方法。
[事項3]前記雰囲気は酸素濃度が少なくとも約2000ppmaである、事項1または2に記載の方法。
[事項4]前記雰囲気は酸素濃度が少なくとも約5000ppmaである、事項1または2に記載の方法。
[事項5]前記雰囲気は酸素濃度が少なくとも約10,000ppmaである、事項1または2に記載の方法。
[事項6]前記ウエハを少なくとも約20秒間熱処理する、事項1または2に記載の方法。
[事項7]前記ウエハを少なくとも約40秒間熱処理する、事項1または2に記載の方法。
[事項8]非酸素析出性のチョクラルスキー単結晶シリコンウエハを製造する方法であって、前記ウエハを急速熱アニーリング装置において少なくとも1150℃の温度へ熱処理して、存在する酸素クラスターおよび酸素析出物を溶解すること、および前記熱処理中に達成された最高温度から950℃未満の温度への冷却速度を制御して、単結晶シリコンにおける空孔の数密度を、前記ウエハが酸素析出熱処理に供されたときに、酸素析出物が前記熱処理ウエハに形成されないような値に減らすことを含んでなる方法。
[事項9]前記ウエハを約1200℃〜約1275℃の間の温度で熱処理する、事項8に記載の方法。
[事項10]前記冷却速度を、熱処理時に達成される最高温度から約900℃の温度までの間で制御する、事項8に記載の方法。
[事項11]前記冷却速度は約20℃/秒未満である、事項8、9または10に記載の方法。
[事項12]前記冷却速度は約10℃/秒未満である、事項8、9または10に記載の方法。
[事項13]前記冷却速度は約5℃/秒未満である、事項8、9または10に記載の方法。
[事項14]前記ウエハを窒化物形成雰囲気中で冷却する、事項8、9または10に記載の方法。
[事項15]前記ウエハを酸化性雰囲気中で冷却する、事項8、9または10に記載の方法。
[事項16]前記ウエハを、窒化物非形成性で非酸化性の雰囲気中で冷却する、事項8、9または10に記載の方法。
[事項17]酸素クラスターを溶解し、かつ酸素析出熱処理から生じる将来の析出物形成を防止するために、チョクラルスキー単結晶シリコンウエハを熱処理する方法であって、
前記ウエハを少なくとも約1150℃の温度で急速熱アニーリング装置において熱処理して、以前から存在する酸素クラスターを溶解すること;
前記熱処理ウエハを、約20℃/秒を超える速度で、約950℃〜1150℃の間の温度に冷却すること;および
前記冷却ウエハを、約950℃よりも低い温度に前記ウエハが冷却される前に前記冷却ウエハにおける結晶格子の空孔の数密度を低下させるのに充分な時間にわたって、約950℃〜約1150℃の間の温度で熱アニーリング処理して、酸素析出熱処理に供されたときに酸素析出物が形成され得ないウエハを得ること
を含んでなる方法。
[事項18]前記ウエハを約1200℃〜約1275℃の間の温度で熱処理する、事項17に記載の方法。
[事項19]前記冷却ウエハを約950℃の温度で約2分間熱アニーリング処理する、事項17または18に記載の方法。
[事項20]前記冷却ウエハを約950℃の温度で約6分間熱アニーリング処理する、事項17または18に記載の方法。
[事項21]前記冷却ウエハを約1150℃の温度で約2秒間熱アニーリング処理する、事項17または18に記載の方法。
[事項22]前記冷却ウエハを約1150℃の温度で約6秒間熱アニーリング処理する、事項17または18に記載の方法。
Claims (6)
- 酸素クラスターを溶解し、かつ酸素析出熱処理から生じる将来の析出物形成を防止するために、チョクラルスキー単結晶シリコンウエハを熱処理する方法であって、
前記ウエハを急速熱アニーリング装置において酸化性雰囲気でかつ少なくとも1150℃の温度で熱処理して、以前から存在する酸素クラスターを溶解すること;
前記熱処理ウエハを、20℃/秒を超える速度で、950℃〜1150℃の間の温度に冷却すること;および
前記冷却ウエハを、950℃よりも低い温度に前記ウエハが冷却される前に前記冷却ウエハにおける結晶格子の空孔の数密度を低下させるのに充分な時間にわたって、950℃〜1150℃の間の温度で熱アニーリング処理して、酸素析出熱処理に供されたときに酸素析出物が形成され得ないウエハを得ること
を含んでなる方法。 - 前記ウエハを1200℃〜1275℃の間の温度で熱処理する、請求項1に記載の方法。
- 前記冷却ウエハを950℃の温度で2分間熱アニーリング処理する、請求項1または2に記載の方法。
- 前記冷却ウエハを950℃の温度で6分間熱アニーリング処理する、請求項1または2に記載の方法。
- 前記冷却ウエハを1150℃の温度で2秒間熱アニーリング処理する、請求項1または2に記載の方法。
- 前記冷却ウエハを1150℃の温度で6秒間熱アニーリング処理する、請求項1または2に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9882298P | 1998-09-02 | 1998-09-02 | |
US09/379,383 US6336968B1 (en) | 1998-09-02 | 1999-08-23 | Non-oxygen precipitating czochralski silicon wafers |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000569427A Division JP2003524874A (ja) | 1998-09-02 | 1999-08-25 | 非酸素析出性のチョクラルスキーシリコンウエハ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009094533A JP2009094533A (ja) | 2009-04-30 |
JP4448547B2 true JP4448547B2 (ja) | 2010-04-14 |
Family
ID=26795148
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000569427A Pending JP2003524874A (ja) | 1998-09-02 | 1999-08-25 | 非酸素析出性のチョクラルスキーシリコンウエハ |
JP2008314569A Expired - Fee Related JP4448547B2 (ja) | 1998-09-02 | 2008-12-10 | 非酸素析出性のチョクラルスキーシリコンウエハの製造方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000569427A Pending JP2003524874A (ja) | 1998-09-02 | 1999-08-25 | 非酸素析出性のチョクラルスキーシリコンウエハ |
Country Status (7)
Country | Link |
---|---|
US (3) | US6336968B1 (ja) |
EP (2) | EP2261958B1 (ja) |
JP (2) | JP2003524874A (ja) |
KR (1) | KR100770190B1 (ja) |
CN (1) | CN1181523C (ja) |
DE (1) | DE69937803T2 (ja) |
WO (1) | WO2000014776A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014135498A (ja) * | 1998-09-02 | 2014-07-24 | Memc Electron Materials Inc | 欠陥密度が低い単結晶シリコンから得られるシリコン・オン・インシュレーター構造体 |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5994761A (en) * | 1997-02-26 | 1999-11-30 | Memc Electronic Materials Spa | Ideal oxygen precipitating silicon wafers and oxygen out-diffusion-less process therefor |
US6336968B1 (en) * | 1998-09-02 | 2002-01-08 | Memc Electronic Materials, Inc. | Non-oxygen precipitating czochralski silicon wafers |
DE60010496T2 (de) * | 1999-09-23 | 2005-04-07 | Memc Electronic Materials, Inc. | Czochralski-Verfahren zur Herstellung Silizium-Einkristalle durch Steuerung der Abkühlgeschwindigkeit |
JP2002043318A (ja) * | 2000-07-28 | 2002-02-08 | Shin Etsu Handotai Co Ltd | シリコン単結晶ウエーハの製造方法 |
DE60210264T2 (de) * | 2001-01-02 | 2006-08-24 | Memc Electronic Materials, Inc. | Verfahren zur herstellung von silizium einkristall mit verbesserter gate-oxid integrität |
KR100854186B1 (ko) | 2001-01-26 | 2008-08-26 | 엠이엠씨 일렉트로닉 머티리얼즈 인코포레이티드 | 산화 유도된 적층 결함을 실질적으로 포함하지 않는베이컨시 지배 코어를 갖는 낮은 결함 밀도의 실리콘 |
JP2004537161A (ja) * | 2001-04-11 | 2004-12-09 | エムイーエムシー・エレクトロニック・マテリアルズ・インコーポレイテッド | 高抵抗率czシリコンにおけるサーマルドナー生成の制御 |
DE10205084B4 (de) * | 2002-02-07 | 2008-10-16 | Siltronic Ag | Verfahren zur thermischen Behandlung einer Siliciumscheibe sowie dadurch hergestellte Siliciumscheibe |
JP2005522879A (ja) * | 2002-04-10 | 2005-07-28 | エムイーエムシー・エレクトロニック・マテリアルズ・インコーポレイテッド | 理想的酸素析出シリコンウエハにおいてデヌーデッドゾーン深さを制御する方法 |
KR20040007025A (ko) * | 2002-07-16 | 2004-01-24 | 주식회사 하이닉스반도체 | 반도체 웨이퍼 제조 방법 |
KR100766393B1 (ko) * | 2003-02-14 | 2007-10-11 | 주식회사 사무코 | 규소 웨이퍼의 제조방법 |
KR100531552B1 (ko) * | 2003-09-05 | 2005-11-28 | 주식회사 하이닉스반도체 | 실리콘 웨이퍼 및 그 제조방법 |
WO2006125069A2 (en) * | 2005-05-19 | 2006-11-23 | Memc Electronic Materials, Inc. | A high resistivity silicon structure and a process for the preparation thereof |
US7485928B2 (en) * | 2005-11-09 | 2009-02-03 | Memc Electronic Materials, Inc. | Arsenic and phosphorus doped silicon wafer substrates having intrinsic gettering |
US20090004458A1 (en) * | 2007-06-29 | 2009-01-01 | Memc Electronic Materials, Inc. | Diffusion Control in Heavily Doped Substrates |
US20090004426A1 (en) * | 2007-06-29 | 2009-01-01 | Memc Electronic Materials, Inc. | Suppression of Oxygen Precipitation in Heavily Doped Single Crystal Silicon Substrates |
US8890291B2 (en) | 2009-03-25 | 2014-11-18 | Sumco Corporation | Silicon wafer and manufacturing method thereof |
JP5515406B2 (ja) * | 2009-05-15 | 2014-06-11 | 株式会社Sumco | シリコンウェーハおよびその製造方法 |
DE102010034002B4 (de) | 2010-08-11 | 2013-02-21 | Siltronic Ag | Siliciumscheibe und Verfahren zu deren Herstellung |
CN102605433A (zh) * | 2012-01-09 | 2012-07-25 | 浙江大学 | 一种消除掺氮直拉单晶硅片中原生氧沉淀的方法 |
DE112013005512B4 (de) | 2012-11-19 | 2019-03-28 | Globalwafers Co., Ltd. | Herstellung von Wafern mit hoher Präzipitatdichte durch Aktivierung von inaktiven Sauerstoffpräzipationskeimen durch Hitzebehandlung |
JP6260100B2 (ja) * | 2013-04-03 | 2018-01-17 | 株式会社Sumco | エピタキシャルシリコンウェーハの製造方法 |
KR101472349B1 (ko) * | 2013-05-21 | 2014-12-12 | 주식회사 엘지실트론 | 반도체용 실리콘 단결정 잉곳 및 웨이퍼 |
US20150118861A1 (en) * | 2013-10-28 | 2015-04-30 | Texas Instruments Incorporated | Czochralski substrates having reduced oxygen donors |
JP5811218B2 (ja) * | 2014-03-18 | 2015-11-11 | 株式会社Sumco | シリコンエピタキシャルウェーハの製造方法 |
JP5938113B1 (ja) * | 2015-01-05 | 2016-06-22 | 信越化学工業株式会社 | 太陽電池用基板の製造方法 |
CN105470129B (zh) * | 2015-12-01 | 2018-10-16 | 北京北方华创微电子装备有限公司 | 一种消除氧热施主对少子扩散长度影响的方法 |
KR102626492B1 (ko) | 2016-11-14 | 2024-01-17 | 신에쓰 가가꾸 고교 가부시끼가이샤 | 고광전변환효율 태양전지의 제조 방법 및 고광전변환효율 태양전지 |
US11695048B2 (en) | 2020-04-09 | 2023-07-04 | Sumco Corporation | Silicon wafer and manufacturing method of the same |
CN114280072B (zh) * | 2021-12-23 | 2023-06-20 | 宁夏中欣晶圆半导体科技有限公司 | 单晶硅体内bmd的检测方法 |
Family Cites Families (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS583375B2 (ja) | 1979-01-19 | 1983-01-21 | 超エル・エス・アイ技術研究組合 | シリコン単結晶ウエハ−の製造方法 |
JPS5680139A (en) | 1979-12-05 | 1981-07-01 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Manufacture of semiconductor device |
US4437922A (en) | 1982-03-26 | 1984-03-20 | International Business Machines Corporation | Method for tailoring oxygen precipitate particle density and distribution silicon wafers |
US4548654A (en) | 1983-06-03 | 1985-10-22 | Motorola, Inc. | Surface denuding of silicon wafer |
US4505759A (en) | 1983-12-19 | 1985-03-19 | Mara William C O | Method for making a conductive silicon substrate by heat treatment of oxygenated and lightly doped silicon single crystals |
US4851358A (en) | 1988-02-11 | 1989-07-25 | Dns Electronic Materials, Inc. | Semiconductor wafer fabrication with improved control of internal gettering sites using rapid thermal annealing |
US4868133A (en) | 1988-02-11 | 1989-09-19 | Dns Electronic Materials, Inc. | Semiconductor wafer fabrication with improved control of internal gettering sites using RTA |
JPH039078A (ja) | 1989-06-05 | 1991-01-16 | Komatsu Ltd | 斜板式ピストンモータ |
IT1242014B (it) | 1990-11-15 | 1994-02-02 | Memc Electronic Materials | Procedimento per il trattamento di fette di silicio per ottenere in esse profili di precipitazione controllati per la produzione di componenti elettronici. |
JP2613498B2 (ja) | 1991-03-15 | 1997-05-28 | 信越半導体株式会社 | Si単結晶ウエーハの熱処理方法 |
JP2758093B2 (ja) | 1991-10-07 | 1998-05-25 | 信越半導体株式会社 | 半導体ウェーハの製造方法 |
JP2726583B2 (ja) | 1991-11-18 | 1998-03-11 | 三菱マテリアルシリコン株式会社 | 半導体基板 |
JPH05155700A (ja) | 1991-12-04 | 1993-06-22 | Nippon Steel Corp | 積層欠陥発生核を有するゲッタリングウエハの製造方法および同方法により製造されたシリコンウエハ |
JPH0684925A (ja) | 1992-07-17 | 1994-03-25 | Toshiba Corp | 半導体基板およびその処理方法 |
KR0139730B1 (ko) * | 1993-02-23 | 1998-06-01 | 사또오 후미오 | 반도체 기판 및 그 제조방법 |
US5401669A (en) | 1993-05-13 | 1995-03-28 | Memc Electronic Materials, Spa | Process for the preparation of silicon wafers having controlled distribution of oxygen precipitate nucleation centers |
JPH0786289A (ja) | 1993-07-22 | 1995-03-31 | Toshiba Corp | 半導体シリコンウェハおよびその製造方法 |
JP2725586B2 (ja) | 1993-12-30 | 1998-03-11 | 日本電気株式会社 | シリコン基板の製造方法 |
US5445975A (en) | 1994-03-07 | 1995-08-29 | Advanced Micro Devices, Inc. | Semiconductor wafer with enhanced pre-process denudation and process-induced gettering |
JP2895743B2 (ja) | 1994-03-25 | 1999-05-24 | 信越半導体株式会社 | Soi基板の製造方法 |
JPH07321120A (ja) | 1994-05-25 | 1995-12-08 | Komatsu Electron Metals Co Ltd | シリコンウェーハの熱処理方法 |
JP3458342B2 (ja) | 1994-06-03 | 2003-10-20 | コマツ電子金属株式会社 | シリコンウェーハの製造方法およびシリコンウェーハ |
JP2874834B2 (ja) | 1994-07-29 | 1999-03-24 | 三菱マテリアル株式会社 | シリコンウェーハのイントリンシックゲッタリング処理法 |
JPH0845944A (ja) | 1994-07-29 | 1996-02-16 | Sumitomo Sitix Corp | シリコンウェーハの製造方法 |
JPH0845947A (ja) | 1994-08-03 | 1996-02-16 | Nippon Steel Corp | シリコン基板の熱処理方法 |
JP3285111B2 (ja) | 1994-12-05 | 2002-05-27 | 信越半導体株式会社 | 結晶欠陥の少ないシリコン単結晶の製造方法 |
US5611855A (en) | 1995-01-31 | 1997-03-18 | Seh America, Inc. | Method for manufacturing a calibration wafer having a microdefect-free layer of a precisely predetermined depth |
US5788763A (en) | 1995-03-09 | 1998-08-04 | Toshiba Ceramics Co., Ltd. | Manufacturing method of a silicon wafer having a controlled BMD concentration |
US5593494A (en) | 1995-03-14 | 1997-01-14 | Memc Electronic Materials, Inc. | Precision controlled precipitation of oxygen in silicon |
JP3085146B2 (ja) | 1995-05-31 | 2000-09-04 | 住友金属工業株式会社 | シリコン単結晶ウェーハおよびその製造方法 |
JP3381816B2 (ja) | 1996-01-17 | 2003-03-04 | 三菱住友シリコン株式会社 | 半導体基板の製造方法 |
KR100240023B1 (ko) | 1996-11-29 | 2000-01-15 | 윤종용 | 반도체 웨이퍼 열처리방법 및 이에 따라 형성된 반도체 웨이퍼 |
US6045610A (en) * | 1997-02-13 | 2000-04-04 | Samsung Electronics Co., Ltd. | Methods of manufacturing monocrystalline silicon ingots and wafers by controlling pull rate profiles in a hot zone furnance |
DE19707514C2 (de) | 1997-02-25 | 2002-09-26 | Eupec Gmbh & Co Kg | Halbleitermodul |
US5994761A (en) * | 1997-02-26 | 1999-11-30 | Memc Electronic Materials Spa | Ideal oxygen precipitating silicon wafers and oxygen out-diffusion-less process therefor |
EP1146150B1 (en) | 1997-04-09 | 2010-06-09 | MEMC Electronic Materials, Inc. | Low defect density, ideal oxygen precipitating silicon |
JP3144631B2 (ja) | 1997-08-08 | 2001-03-12 | 住友金属工業株式会社 | シリコン半導体基板の熱処理方法 |
TW429478B (en) | 1997-08-29 | 2001-04-11 | Toshiba Corp | Semiconductor device and method for manufacturing the same |
JP3346249B2 (ja) | 1997-10-30 | 2002-11-18 | 信越半導体株式会社 | シリコンウエーハの熱処理方法及びシリコンウエーハ |
JPH11150119A (ja) | 1997-11-14 | 1999-06-02 | Sumitomo Sitix Corp | シリコン半導体基板の熱処理方法とその装置 |
US6336968B1 (en) * | 1998-09-02 | 2002-01-08 | Memc Electronic Materials, Inc. | Non-oxygen precipitating czochralski silicon wafers |
-
1999
- 1999-08-23 US US09/379,383 patent/US6336968B1/en not_active Expired - Lifetime
- 1999-08-25 KR KR1020017002599A patent/KR100770190B1/ko not_active IP Right Cessation
- 1999-08-25 WO PCT/US1999/019301 patent/WO2000014776A2/en active IP Right Grant
- 1999-08-25 DE DE69937803T patent/DE69937803T2/de not_active Expired - Lifetime
- 1999-08-25 EP EP10179080.6A patent/EP2261958B1/en not_active Expired - Lifetime
- 1999-08-25 JP JP2000569427A patent/JP2003524874A/ja active Pending
- 1999-08-25 EP EP99945173A patent/EP1114441B1/en not_active Expired - Lifetime
- 1999-08-25 CN CNB998106070A patent/CN1181523C/zh not_active Expired - Fee Related
-
2001
- 2001-08-14 US US09/929,585 patent/US6432197B2/en not_active Expired - Lifetime
-
2002
- 2002-08-13 US US10/217,703 patent/US6709511B2/en not_active Expired - Lifetime
-
2008
- 2008-12-10 JP JP2008314569A patent/JP4448547B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014135498A (ja) * | 1998-09-02 | 2014-07-24 | Memc Electron Materials Inc | 欠陥密度が低い単結晶シリコンから得られるシリコン・オン・インシュレーター構造体 |
Also Published As
Publication number | Publication date |
---|---|
EP2261958B1 (en) | 2013-04-24 |
US6432197B2 (en) | 2002-08-13 |
WO2000014776A2 (en) | 2000-03-16 |
CN1319253A (zh) | 2001-10-24 |
US20020189528A1 (en) | 2002-12-19 |
CN1181523C (zh) | 2004-12-22 |
US20020000185A1 (en) | 2002-01-03 |
US6336968B1 (en) | 2002-01-08 |
DE69937803D1 (de) | 2008-01-31 |
KR20010073067A (ko) | 2001-07-31 |
US6709511B2 (en) | 2004-03-23 |
EP1114441A2 (en) | 2001-07-11 |
JP2003524874A (ja) | 2003-08-19 |
JP2009094533A (ja) | 2009-04-30 |
EP2261958A3 (en) | 2010-12-22 |
DE69937803T2 (de) | 2008-12-04 |
WO2000014776A3 (en) | 2000-08-24 |
EP1114441B1 (en) | 2007-12-19 |
KR100770190B1 (ko) | 2007-10-25 |
EP2261958A2 (en) | 2010-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4448547B2 (ja) | 非酸素析出性のチョクラルスキーシリコンウエハの製造方法 | |
US6896728B2 (en) | Process for producing low defect density, ideal oxygen precipitating silicon | |
KR100581305B1 (ko) | 저결함 밀도 단결정 실리콘으로부터의 soi 구조체 | |
US6579779B1 (en) | Process for the preparation of an ideal oxygen precipitating silicon wafer having an asymmetrical vacancy concentration profile capable of forming an enhanced denuded zone | |
US6686260B2 (en) | Process for producing thermally annealed wafers having improved internal gettering | |
EP1914796B1 (en) | Method of forming non-oxygen precipitating Czochralski silicon wafers | |
EP1624482B1 (en) | Thermally annealed silicon wafers having improved intrinsic gettering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20090114 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090227 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090210 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090818 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20091117 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20091120 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20091209 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20100105 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20100122 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130129 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4448547 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140129 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |