DE112021002436T5 - Vorrichtung und Verfahren zur Herstellung von Einkristallen - Google Patents
Vorrichtung und Verfahren zur Herstellung von Einkristallen Download PDFInfo
- Publication number
- DE112021002436T5 DE112021002436T5 DE112021002436.1T DE112021002436T DE112021002436T5 DE 112021002436 T5 DE112021002436 T5 DE 112021002436T5 DE 112021002436 T DE112021002436 T DE 112021002436T DE 112021002436 T5 DE112021002436 T5 DE 112021002436T5
- Authority
- DE
- Germany
- Prior art keywords
- single crystal
- diameter
- melt
- ring
- camera
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 239000013078 crystal Substances 0.000 claims abstract description 251
- 239000000155 melt Substances 0.000 claims abstract description 52
- 238000005259 measurement Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000004927 fusion Effects 0.000 claims description 35
- 238000012937 correction Methods 0.000 claims description 33
- 238000009826 distribution Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 78
- 229910052710 silicon Inorganic materials 0.000 description 78
- 239000010703 silicon Substances 0.000 description 78
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 28
- 239000010453 quartz Substances 0.000 description 25
- 238000003384 imaging method Methods 0.000 description 18
- 238000002844 melting Methods 0.000 description 17
- 230000008018 melting Effects 0.000 description 17
- 238000004364 calculation method Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000007789 gas Substances 0.000 description 6
- 235000012431 wafers Nutrition 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000004033 diameter control Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000003702 image correction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
-
- 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
- C30B15/22—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal
- C30B15/26—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal using television detectors; using photo or X-ray detectors
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
- G01B11/10—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving
- G01B11/105—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving using photoelectric detection means
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020074514 | 2020-04-20 | ||
| JP2020-074514 | 2020-04-20 | ||
| PCT/JP2021/000220 WO2021215057A1 (ja) | 2020-04-20 | 2021-01-06 | 単結晶製造装置及び単結晶の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112021002436T5 true DE112021002436T5 (de) | 2023-02-16 |
Family
ID=78270418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112021002436.1T Pending DE112021002436T5 (de) | 2020-04-20 | 2021-01-06 | Vorrichtung und Verfahren zur Herstellung von Einkristallen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20230220583A1 (https=) |
| JP (1) | JP7435752B2 (https=) |
| KR (1) | KR102696535B1 (https=) |
| CN (1) | CN115461500B (https=) |
| DE (1) | DE112021002436T5 (https=) |
| TW (1) | TWI770661B (https=) |
| WO (1) | WO2021215057A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252018B (zh) * | 2021-12-29 | 2024-04-30 | 西安奕斯伟材料科技股份有限公司 | 晶体直径检测方法、系统及计算机程序产品 |
| JP7786289B2 (ja) * | 2022-04-08 | 2025-12-16 | 株式会社Sumco | シリコン単結晶の製造方法及び装置並びにシリコンウェーハの製造方法 |
| CN116732604A (zh) | 2022-06-01 | 2023-09-12 | 四川晶科能源有限公司 | 一种单晶拉晶方法以及单晶拉晶设备 |
| CN114990688B (zh) * | 2022-06-28 | 2024-01-26 | 西安奕斯伟材料科技股份有限公司 | 单晶体直径控制方法及装置、单晶硅拉晶炉 |
| CN119442935A (zh) * | 2023-07-31 | 2025-02-14 | 内蒙古中环晶体材料有限公司 | 一种智能预测拉晶收尾方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4253123B2 (ja) | 1997-09-30 | 2009-04-08 | 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 | シリコン結晶の成長を制御する方法及びシステム |
| JP2018090451A (ja) | 2016-12-02 | 2018-06-14 | 株式会社Sumco | 単結晶の製造方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6175652B1 (en) * | 1997-12-31 | 2001-01-16 | Cognex Corporation | Machine vision system for analyzing features based on multiple object images |
| JP4161547B2 (ja) * | 2001-06-28 | 2008-10-08 | 株式会社Ｓｕｍｃｏ | 単結晶引上装置および単結晶引上方法およびプログラムおよび記録媒体 |
| TW200706711A (en) * | 2005-08-12 | 2007-02-16 | Komatsu Denshi Kinzoku Kk | Control system and method for time variant system control object having idle time such as single crystal producing device by czochralski method |
| JP4918897B2 (ja) * | 2007-08-29 | 2012-04-18 | 株式会社Ｓｕｍｃｏ | シリコン単結晶引上方法 |
| JP5104129B2 (ja) * | 2007-08-31 | 2012-12-19 | 信越半導体株式会社 | 単結晶直径の検出方法および単結晶引上げ装置 |
| US8545623B2 (en) * | 2009-06-18 | 2013-10-01 | Sumco Phoenix Corporation | Method and apparatus for controlling the growth process of a monocrystalline silicon ingot |
| JP5664573B2 (ja) * | 2012-02-21 | 2015-02-04 | 信越半導体株式会社 | シリコン融液面の高さ位置の算出方法およびシリコン単結晶の引上げ方法ならびにシリコン単結晶引上げ装置 |
| JP6519422B2 (ja) * | 2015-09-15 | 2019-05-29 | 株式会社Sumco | 単結晶の製造方法および装置 |
| JP6447537B2 (ja) * | 2016-02-29 | 2019-01-09 | 株式会社Sumco | 単結晶の製造方法および製造装置 |
| JP6885301B2 (ja) * | 2017-11-07 | 2021-06-09 | 株式会社Sumco | 単結晶の製造方法及び装置 |
-
2020
- 2020-11-04 TW TW109138395A patent/TWI770661B/zh active
-
2021
- 2021-01-06 KR KR1020227035290A patent/KR102696535B1/ko active Active
- 2021-01-06 JP JP2022516846A patent/JP7435752B2/ja active Active
- 2021-01-06 WO PCT/JP2021/000220 patent/WO2021215057A1/ja not_active Ceased
- 2021-01-06 DE DE112021002436.1T patent/DE112021002436T5/de active Pending
- 2021-01-06 US US17/996,737 patent/US20230220583A1/en active Pending
- 2021-01-06 CN CN202180029654.5A patent/CN115461500B/zh active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4253123B2 (ja) | 1997-09-30 | 2009-04-08 | 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 | シリコン結晶の成長を制御する方法及びシステム |
| JP2018090451A (ja) | 2016-12-02 | 2018-06-14 | 株式会社Sumco | 単結晶の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20230220583A1 (en) | 2023-07-13 |
| WO2021215057A1 (ja) | 2021-10-28 |
| CN115461500B (zh) | 2024-04-05 |
| JP7435752B2 (ja) | 2024-02-21 |
| TWI770661B (zh) | 2022-07-11 |
| KR20220149755A (ko) | 2022-11-08 |
| KR102696535B1 (ko) | 2024-08-19 |
| TW202140865A (zh) | 2021-11-01 |
| CN115461500A (zh) | 2022-12-09 |
| JPWO2021215057A1 (https=) | 2021-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R016 | Response to examination communication |