JP5909276B2 - 最初のチャージだけをドーピングすることによる、均一にドーピングされたシリコンインゴットの成長 - Google Patents
最初のチャージだけをドーピングすることによる、均一にドーピングされたシリコンインゴットの成長 Download PDFInfo
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- JP5909276B2 JP5909276B2 JP2014509471A JP2014509471A JP5909276B2 JP 5909276 B2 JP5909276 B2 JP 5909276B2 JP 2014509471 A JP2014509471 A JP 2014509471A JP 2014509471 A JP2014509471 A JP 2014509471A JP 5909276 B2 JP5909276 B2 JP 5909276B2
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 128
- 229910052710 silicon Inorganic materials 0.000 title claims description 127
- 239000010703 silicon Substances 0.000 title claims description 127
- 239000002019 doping agent Substances 0.000 claims description 121
- 239000000463 material Substances 0.000 claims description 66
- 238000000034 method Methods 0.000 claims description 65
- 239000000155 melt Substances 0.000 claims description 33
- 238000005204 segregation Methods 0.000 claims description 23
- 238000004891 communication Methods 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 19
- 230000008018 melting Effects 0.000 claims description 16
- 238000002844 melting Methods 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 description 33
- 239000002994 raw material Substances 0.000 description 23
- 239000007787 solid Substances 0.000 description 12
- 235000012431 wafers Nutrition 0.000 description 9
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 8
- 229910052796 boron Inorganic materials 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 6
- 229910052733 gallium Inorganic materials 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 239000002178 crystalline material Substances 0.000 description 5
- 238000009795 derivation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000002109 crystal growth method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000011856 silicon-based particle Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002050 diffraction method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012803 melt mixture Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
Images
Classifications
-
- 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
- C30B15/10—Crucibles or containers for supporting the melt
- C30B15/12—Double crucible methods
-
- 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
-
- 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
- C30B15/02—Single-crystal growth by pulling from a melt, e.g. Czochralski method adding crystallising materials or reactants forming it in situ to the melt
- C30B15/04—Single-crystal growth by pulling from a melt, e.g. Czochralski method adding crystallising materials or reactants forming it in situ to the melt adding doping materials, e.g. for n-p-junction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
- Y10T117/10—Apparatus
- Y10T117/1024—Apparatus for crystallization from liquid or supercritical state
- Y10T117/1032—Seed pulling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (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)
- Silicon Compounds (AREA)
Description
Claims (4)
- 偏析係数κを有するドーパント材料を含むシリコンインゴットの成長方法であって、以下の工程:
i)内側の成長ゾーンが外側の供給ゾーンと流体連通されているルツボを設ける工程; ii)内側の成長ゾーンと外側の供給ゾーンへの初期チャージを、内側の成長ゾーンへの供給はシリコンとドーパント材料を含み、外側の供給ゾーンへの供給はシリコンを含むがドーパント材料を含まないように行う工程;
iii)内側の成長ゾーン中のシリコンとドーパント材料を溶融して溶融混合物を形成し、外側の供給ゾーン中のシリコンを溶融してシリコン融液を形成する工程であって、溶融混合物とシリコン融液が実質的に同様な高さの融液上面を有するようにし、前記内側の成長ゾーンが溶融混合物の融液上面の断面積Asを有し、ルツボが溶融混合物とシリコン融液の融液上面の断面積の合計Atを有する工程;
iv)内側の成長ゾーンからシリコンインゴットを形成させる工程;及び
v)軸方向に、実質的に一定濃度のドーパント材料を含む成長したシリコンインゴットを取り除く工程、
を含み、上記方法が、シリコンインゴットをMx量で成長させながら、シリコンを含みドーパント材料を含まない原料を外側の供給ゾーンにMFの量で供給する工程を含む連続チョクラルスキー成長方法であり、(dMF/dMx)=1−κ(At/As)である、シリコンインゴットの成長方法。 - 内側の成長ゾーンが、少なくとも1つの開口部を備えた壁を通して、外側の供給ゾーンと流体連通されている、請求項1に記載の方法。
- 偏析係数κを有するドーパント材料を含むシリコンインゴットの成長方法であって、以下の工程:
i)内側の成長ゾーンが外側の供給ゾーンと流体連通されているルツボを設ける工程; ii)内側の成長ゾーンと外側の供給ゾーンへの初期チャージを、内側の成長ゾーンへの供給はシリコンとドーパント材料を含み、外側の供給ゾーンへの供給はシリコンを含むがドーパント材料を含まないように行う工程;
iii)内側の成長ゾーン中のシリコンとドーパント材料を溶融して溶融混合物を形成し、外側の供給ゾーン中のシリコンを溶融してシリコン融液を形成する工程であって、溶融混合物とシリコン融液が実質的に同様な高さの融液上面を有するようにし、前記内側の成長ゾーンが溶融混合物の融液上面の断面積Asを有し、ルツボが溶融混合物とシリコン融液の融液上面の断面積の合計Atを有する工程;
iv)内側の成長ゾーンからシリコンインゴットを形成させる工程;及び
v)軸方向に、実質的に一定濃度のドーパント材料を含む成長したシリコンインゴットを取り除く工程、
を含み、上記方法が、シリコンインゴットをMx量で成長させながら、シリコンを含みドーパント材料を含まない原料を外側の供給ゾーンにMFの量で供給する工程を含む連続チョクラルスキー成長方法であり、(dM F /dM x )=1−κ(A t /A s )並びに、κ(At/As)<1及びdMF<dMxである、シリコンインゴットの成長方法。 - 内側の成長ゾーンが、少なくとも1つの開口部を備えた壁を通して、外側の供給ゾーンと流体連通されている、請求項3に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161483140P | 2011-05-06 | 2011-05-06 | |
US61/483,140 | 2011-05-06 | ||
PCT/US2012/036497 WO2012154551A2 (en) | 2011-05-06 | 2012-05-04 | Growth of a uniformly doped silicon ingot by doping only the initial charge |
Publications (3)
Publication Number | Publication Date |
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JP2014513034A JP2014513034A (ja) | 2014-05-29 |
JP2014513034A5 JP2014513034A5 (ja) | 2015-05-21 |
JP5909276B2 true JP5909276B2 (ja) | 2016-04-26 |
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JP2014509471A Active JP5909276B2 (ja) | 2011-05-06 | 2012-05-04 | 最初のチャージだけをドーピングすることによる、均一にドーピングされたシリコンインゴットの成長 |
Country Status (8)
Country | Link |
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US (1) | US10544517B2 (ja) |
EP (1) | EP2705178B1 (ja) |
JP (1) | JP5909276B2 (ja) |
KR (1) | KR101939594B1 (ja) |
CN (1) | CN103635613B (ja) |
MY (1) | MY169752A (ja) |
TW (1) | TWI588303B (ja) |
WO (1) | WO2012154551A2 (ja) |
Families Citing this family (18)
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DE102013203740B4 (de) * | 2013-03-05 | 2020-06-18 | Solarworld Industries Gmbh | Vorrichtung und Vefahren zur Herstellung von Silizium-Blöcken |
FR3010721B1 (fr) | 2013-09-17 | 2017-02-24 | Commissariat Energie Atomique | Procede de fabrication d'un lingot de silicium presentant une concentration homogene en phosphore |
JP6056772B2 (ja) | 2014-01-07 | 2017-01-11 | 株式会社Sumco | エピタキシャルウェーハの製造方法およびエピタキシャルウェーハ |
KR20150106204A (ko) | 2014-03-11 | 2015-09-21 | (주)기술과가치 | 잉곳 제조 장치 |
KR20150107540A (ko) | 2014-03-14 | 2015-09-23 | (주)기술과가치 | 잉곳 제조 장치 |
JP6471492B2 (ja) | 2014-12-24 | 2019-02-20 | 株式会社Sumco | 単結晶の製造方法 |
US20180291524A1 (en) * | 2015-05-01 | 2018-10-11 | Corner Star Limited | Methods for producing single crystal ingots doped with volatile dopants |
CN108138354B (zh) * | 2015-05-01 | 2021-05-28 | 各星有限公司 | 生产被挥发性掺杂剂掺杂的单晶锭的方法 |
CN105755532A (zh) * | 2016-04-13 | 2016-07-13 | 江西赛维Ldk太阳能高科技有限公司 | 一种晶体硅的制备方法及晶体硅 |
CN105951173A (zh) * | 2016-05-30 | 2016-09-21 | 上海超硅半导体有限公司 | N型单晶硅晶锭及其制造方法 |
US20180087179A1 (en) * | 2016-09-28 | 2018-03-29 | Corner Star Limited | Single crystal silicon ingots having doped axial regions with different resistivity and methods for producing such ingots |
JP7080017B2 (ja) | 2017-04-25 | 2022-06-03 | 株式会社Sumco | n型シリコン単結晶のインゴット、シリコンウェーハ、およびエピタキシャルシリコンウェーハ |
DE112018002156T5 (de) * | 2017-04-25 | 2020-01-02 | Sumco Corporation | Verfahren zur Herstellung eines Silicium-Einkristalls vom n-Typ, Silicium-Einkristall-Ingot vom n-Typ, Siliciumwafer und epitaktischer Siliciumwafer |
CN110158148A (zh) * | 2019-04-29 | 2019-08-23 | 江苏协鑫软控设备科技发展有限公司 | 晶硅及其晶体生长工艺 |
US11585010B2 (en) * | 2019-06-28 | 2023-02-21 | Globalwafers Co., Ltd. | Methods for producing a single crystal silicon ingot using boric acid as a dopant and ingot puller apparatus that use a solid-phase dopant |
CN116615580A (zh) * | 2020-11-11 | 2023-08-18 | 环球晶圆股份有限公司 | 具有减量坩埚腐蚀的单晶硅锭的形成方法 |
CN113862778A (zh) * | 2021-09-30 | 2021-12-31 | 西安奕斯伟材料科技有限公司 | 坩埚组件、拉晶炉及拉制单晶硅棒的方法 |
KR102516630B1 (ko) * | 2021-10-18 | 2023-03-30 | 한화솔루션 주식회사 | 잉곳 성장 장치 |
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JPS6379790A (ja) * | 1986-09-22 | 1988-04-09 | Toshiba Corp | 結晶引上げ装置 |
JPS6395195A (ja) | 1986-10-08 | 1988-04-26 | Toshiba Corp | 結晶引上げ方法及び装置 |
JP2755588B2 (ja) * | 1988-02-22 | 1998-05-20 | 株式会社東芝 | 結晶引上げ方法 |
JPH085740B2 (ja) * | 1988-02-25 | 1996-01-24 | 株式会社東芝 | 半導体の結晶引上げ方法 |
JPH0392774U (ja) | 1989-12-28 | 1991-09-20 | ||
US5427056A (en) | 1990-10-17 | 1995-06-27 | Komatsu Electronic Metals Co., Ltd. | Apparatus and method for producing single crystal |
JP3484870B2 (ja) | 1996-03-27 | 2004-01-06 | 信越半導体株式会社 | 連続チャージ法によるシリコン単結晶の製造方法およびドーパント供給装置 |
JP2006315869A (ja) * | 2005-05-10 | 2006-11-24 | Sumco Corp | 窒素ドープシリコン単結晶の製造方法 |
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- 2012-05-04 US US13/464,203 patent/US10544517B2/en active Active
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- 2012-05-04 MY MYPI2013004019A patent/MY169752A/en unknown
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US10544517B2 (en) | 2020-01-28 |
CN103635613A (zh) | 2014-03-12 |
EP2705178A2 (en) | 2014-03-12 |
KR101939594B1 (ko) | 2019-01-17 |
US20120279437A1 (en) | 2012-11-08 |
EP2705178B1 (en) | 2016-07-06 |
JP2014513034A (ja) | 2014-05-29 |
CN103635613B (zh) | 2017-02-15 |
KR20140096993A (ko) | 2014-08-06 |
MY169752A (en) | 2019-05-15 |
EP2705178A4 (en) | 2015-04-15 |
TWI588303B (zh) | 2017-06-21 |
WO2012154551A2 (en) | 2012-11-15 |
TW201303092A (zh) | 2013-01-16 |
WO2012154551A3 (en) | 2013-03-21 |
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