DE69901115D1 - Verfahren zur herstellung fehlerfreier siliziumkristalle von willkürlichem grossen durchmesser - Google Patents

Verfahren zur herstellung fehlerfreier siliziumkristalle von willkürlichem grossen durchmesser

Info

Publication number
DE69901115D1
DE69901115D1 DE69901115T DE69901115T DE69901115D1 DE 69901115 D1 DE69901115 D1 DE 69901115D1 DE 69901115 T DE69901115 T DE 69901115T DE 69901115 T DE69901115 T DE 69901115T DE 69901115 D1 DE69901115 D1 DE 69901115D1
Authority
DE
Germany
Prior art keywords
large diameter
free silicon
silicon crystals
producing error
arbitrary large
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 - Lifetime
Application number
DE69901115T
Other languages
English (en)
Other versions
DE69901115T2 (de
Inventor
J Falster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SunEdison Inc
Original Assignee
SunEdison Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SunEdison Inc filed Critical SunEdison Inc
Publication of DE69901115D1 publication Critical patent/DE69901115D1/de
Application granted granted Critical
Publication of DE69901115T2 publication Critical patent/DE69901115T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C30B15/20—Controlling or regulating
    • C30B15/203—Controlling or regulating the relationship of pull rate (v) to axial thermal gradient (G)
    • 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
    • C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
    • 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
    • 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
    • Y10T117/106—Seed pulling including sealing means details
    • 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
    • Y10T117/1072—Seed pulling including details of means providing product movement [e.g., shaft guides, servo means]

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)
DE69901115T 1998-06-26 1999-06-25 Verfahren zur herstellung fehlerfreier siliziumkristalle von willkürlichem grossen durchmesser Expired - Lifetime DE69901115T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US9072398P 1998-06-26 1998-06-26
US10408798P 1998-10-14 1998-10-14
US11762399P 1999-01-28 1999-01-28
PCT/US1999/014285 WO2000000674A2 (en) 1998-06-26 1999-06-25 Process for growth of defect free silicon crystals of arbitrarily large diameters

Publications (2)

Publication Number Publication Date
DE69901115D1 true DE69901115D1 (de) 2002-05-02
DE69901115T2 DE69901115T2 (de) 2002-12-19

Family

ID=27376642

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901115T Expired - Lifetime DE69901115T2 (de) 1998-06-26 1999-06-25 Verfahren zur herstellung fehlerfreier siliziumkristalle von willkürlichem grossen durchmesser

Country Status (8)

Country Link
US (3) US6328795B2 (de)
EP (1) EP1090166B1 (de)
JP (1) JP2003517412A (de)
KR (1) KR20010041957A (de)
CN (1) CN1326518A (de)
DE (1) DE69901115T2 (de)
TW (1) TW473564B (de)
WO (1) WO2000000674A2 (de)

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JP6484762B2 (ja) * 2016-07-06 2019-03-13 株式会社トクヤマ 単結晶シリコン板状体およびその製造方法
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EP1090166A1 (de) 2001-04-11
US6562123B2 (en) 2003-05-13
KR20010041957A (ko) 2001-05-25
CN1326518A (zh) 2001-12-12
WO2000000674A9 (en) 2000-03-30
DE69901115T2 (de) 2002-12-19
US6328795B2 (en) 2001-12-11
US6913647B2 (en) 2005-07-05
TW473564B (en) 2002-01-21
US20040003770A1 (en) 2004-01-08
WO2000000674A2 (en) 2000-01-06
JP2003517412A (ja) 2003-05-27
US20010008114A1 (en) 2001-07-19
EP1090166B1 (de) 2002-03-27
WO2000000674A3 (en) 2002-10-10

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