DE19514412C2 - Doppeltiegel zum Aufwachsen eines Silizium-Einkristalls - Google Patents
Doppeltiegel zum Aufwachsen eines Silizium-EinkristallsInfo
- Publication number
- DE19514412C2 DE19514412C2 DE19514412A DE19514412A DE19514412C2 DE 19514412 C2 DE19514412 C2 DE 19514412C2 DE 19514412 A DE19514412 A DE 19514412A DE 19514412 A DE19514412 A DE 19514412A DE 19514412 C2 DE19514412 C2 DE 19514412C2
- Authority
- DE
- Germany
- Prior art keywords
- crucible
- single crystal
- partition
- silicon
- silicon single
- 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 claims description 80
- 229910052710 silicon Inorganic materials 0.000 title claims description 80
- 239000010703 silicon Substances 0.000 title claims description 80
- 239000013078 crystal Substances 0.000 title claims description 60
- 238000005192 partition Methods 0.000 claims description 33
- 238000004140 cleaning Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 239000002245 particle Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- QOSATHPSBFQAML-UHFFFAOYSA-N hydrogen peroxide;hydrate Chemical compound O.OO QOSATHPSBFQAML-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
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
- 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
-
- 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
-
- 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
- Y10T117/1052—Seed pulling including a sectioned crucible [e.g., double crucible, baffle]
-
- 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
- Y10T117/1056—Seed pulling including details of precursor replenishment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Description
Tiefe gemessen von der Oberfläche des geschmolzenen Siliziums bis zu den Durchtrittslöchern (h): 100 mm.
Durchmesser des Silizium-Einkristallstabs (A): 160 mm.
Menge des geschmolzenen Siliziums im Haupttiegel: 32 kg
Kristallwachstumsgeschwindigkeit: 1.2 mm/Minute.
Claims (5)
einen Haupttiegel (6) in Form eines Zylinders mit Boden;
eine Trennwand (17) in Form eines Ringes, der konzentrisch zum Haupttiegel (6) verläuft und dessen unteres Ende auf dem inneren Boden des Haupttiegels (6) befestigt ist;
einen äußeren Tiegel (18) und einen inneren Tiegel (19), die aus dem Haupttiegel (6) und der Trennwand (17) gebildet sind und jeweils geschmolzenes Silizium (M) enthalten; und
mehrere Durchtrittslöcher (10, 20), die im unteren Abschnitt der Trennwand (17) angebracht sind und den äußeren Tiegel (18) mit dem inneren Tiegel (19) verbinden;
wobei die Trennwand (17) eine gleichmäßige Dicke aufweist,
dadurch gekennzeichnet,
daß der Innendurchmesser (d) der Trennwand (17) an der Stelle, an der die Durchtrittslöcher (20) vorgesehen sind, und der Innendurchmesser (D) der Trennwand (17) in der Höhe der Oberfläche des geschmolzenen Siliziums (M) eine Relation (d/D) zwischen 0,3 und 0,6 aufweisen,
daß der Innendurchmesser (D) der Trennwand (17) in der Höhe der Oberfläche des geschmolzenen Siliziums (M) und der Außendurchmesser (A) eines gewachsenen Silizium-Einkristallstabs (T) eine Relation (D/A) zwi schen 1, 5 und 3,0 aufweisen,
daß die im äußeren Tiegel (18) gespeicherte Menge (VAUS) des ge schmolzenen Siliziums und die im Inneren des Tiegels (19) gespeicherte Menge (VIN) des geschmolzenen Siliziums eine Relation (VAUS/VIN) zwischen 0,4 bis 0,9 aufweisen, und
daß die Tiefe (h) von der Oberfläche des geschmolzenen Siliziums (M) bis zu den Durchtrittslöchern (10, 20) und der halbe Außendurchmesser (A) des gewachsenen Silizium-Einkristallstabes (T) eine Relation (h/A/2) größer oder gleich eins aufweisen.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8344894 | 1994-04-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE19514412A1 DE19514412A1 (de) | 1995-10-26 |
DE19514412C2 true DE19514412C2 (de) | 1999-09-02 |
Family
ID=13802728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19514412A Expired - Fee Related DE19514412C2 (de) | 1994-04-21 | 1995-04-19 | Doppeltiegel zum Aufwachsen eines Silizium-Einkristalls |
Country Status (2)
Country | Link |
---|---|
US (1) | US5474022A (de) |
DE (1) | DE19514412C2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5663357A (en) * | 1995-11-22 | 1997-09-02 | Allergan | Substituted heteroarylamides having retinoid-like biological activity |
TW430699B (en) * | 1995-12-27 | 2001-04-21 | Mitsubishi Material Silicon Co | Single crystal pulling apparatus |
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 |
JP3617466B2 (ja) * | 2001-03-16 | 2005-02-02 | 三菱住友シリコン株式会社 | 単結晶引上げ装置 |
JP2006308267A (ja) * | 2005-05-02 | 2006-11-09 | Iis Materials:Kk | るつぼ装置及びそれを用いた溶融材料の凝固方法 |
US8262797B1 (en) * | 2007-03-13 | 2012-09-11 | Solaicx, Inc. | Weir design providing optimal purge gas flow, melt control, and temperature stabilization for improved single crystal growth in a continuous Czochralski process |
US8389099B1 (en) | 2007-06-01 | 2013-03-05 | Rubicon Technology, Inc. | Asymmetrical wafer configurations and method for creating the same |
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 |
US9476141B2 (en) | 2014-07-25 | 2016-10-25 | Sunedison, Inc. | Weir for inhibiting melt contamination |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2113688A5 (en) * | 1970-11-09 | 1972-06-23 | Little Inc A | Crystal pulling furnace - with two concentric communication crucibles contg melts |
US5069741A (en) * | 1987-03-20 | 1991-12-03 | Mitsubishi Kinzoku Kabushiki Kaisha | Method of manufacturing quartz double crucible assembly |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU661966A1 (ru) * | 1976-11-23 | 1980-04-05 | Всесоюзный Научно-Исследовательский Институт Монокристаллов И Особо Чистых Химических Веществ "Вниимонокристалл" | Устройство дл выт гивани монокристаллов из расплава |
US4352784A (en) * | 1979-05-25 | 1982-10-05 | Western Electric Company, Inc. | Double crucible Czochralski crystal growth apparatus |
JPS6270291A (ja) * | 1985-09-19 | 1987-03-31 | Toshiba Corp | GaAs単結晶の製造方法及び装置 |
JP2847526B2 (ja) * | 1989-04-19 | 1999-01-20 | 株式会社日本アレフ | 磁性粉体検出装置 |
JPH0825836B2 (ja) * | 1990-04-27 | 1996-03-13 | 東芝セラミックス株式会社 | シリコン単結晶の製造装置 |
-
1995
- 1995-04-11 US US08/420,350 patent/US5474022A/en not_active Expired - Lifetime
- 1995-04-19 DE DE19514412A patent/DE19514412C2/de not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2113688A5 (en) * | 1970-11-09 | 1972-06-23 | Little Inc A | Crystal pulling furnace - with two concentric communication crucibles contg melts |
US5069741A (en) * | 1987-03-20 | 1991-12-03 | Mitsubishi Kinzoku Kabushiki Kaisha | Method of manufacturing quartz double crucible assembly |
Non-Patent Citations (1)
Title |
---|
Patent Abstracts of Japan. C, chemical field, 1990, 765, 2-180786. 7P 02-180786 A * |
Also Published As
Publication number | Publication date |
---|---|
US5474022A (en) | 1995-12-12 |
DE19514412A1 (de) | 1995-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
R082 | Change of representative |
Representative=s name: PATENT- UND RECHTSANWAELTE BARDEHLE PAGENBERG, DE Representative=s name: PATENT- UND RECHTSANWAELTE BARDEHLE PAGENBERG, 816 |
|
R081 | Change of applicant/patentee |
Owner name: SUMCO CORPORATION, JP Free format text: FORMER OWNERS: MITSUBISHI MATERIALS CORP., TOKYO, JP; MITSUBISHI MATERIALS SILICON CORP., TOKIO/TOKYO, JP Effective date: 20120312 Owner name: SUMCO CORPORATION, JP Free format text: FORMER OWNER: MITSUBISHI MATERIALS CORP., MITSUBISHI MATERIALS SILICON CO, , JP Effective date: 20120312 |
|
R082 | Change of representative |
Representative=s name: BARDEHLE PAGENBERG PARTNERSCHAFT MBB PATENTANW, DE Effective date: 20120312 |
|
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee | ||
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |
Effective date: 20141101 |