DE2100540B2 - - Google Patents

Info

Publication number
DE2100540B2
DE2100540B2 DE19712100540 DE2100540A DE2100540B2 DE 2100540 B2 DE2100540 B2 DE 2100540B2 DE 19712100540 DE19712100540 DE 19712100540 DE 2100540 A DE2100540 A DE 2100540A DE 2100540 B2 DE2100540 B2 DE 2100540B2
Authority
DE
Germany
Prior art keywords
melt
silicon
ball
floating
beams
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.)
Withdrawn
Application number
DE19712100540
Other languages
German (de)
English (en)
Other versions
DE2100540A1 (en
Inventor
Hans 1000 Berlin Nagorsen
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19712100540 priority Critical patent/DE2100540A1/de
Publication of DE2100540A1 publication Critical patent/DE2100540A1/de
Priority to US05/431,785 priority patent/US3999950A/en
Publication of DE2100540B2 publication Critical patent/DE2100540B2/de
Withdrawn legal-status Critical Current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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/30—Mechanisms for rotating or moving either the melt or the crystal
    • 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
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/16—Heating of the molten zone
    • C30B13/22—Heating of the molten zone by irradiation or electric discharge
    • 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
    • C30B15/005—Simultaneous pulling of more than one crystal
    • 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
    • C30B35/00—Apparatus not otherwise provided for, specially adapted for the growth, production or after-treatment of single crystals or of a homogeneous polycrystalline material with defined structure

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)
  • Silicon Compounds (AREA)
DE19712100540 1971-01-07 1971-01-07 Gravity-free crystal prodn - in vacuo and esp in natural or artificial space vehicle Withdrawn DE2100540A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19712100540 DE2100540A1 (en) 1971-01-07 1971-01-07 Gravity-free crystal prodn - in vacuo and esp in natural or artificial space vehicle
US05/431,785 US3999950A (en) 1971-01-07 1974-01-08 Apparatus for crystal growth in outer space

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712100540 DE2100540A1 (en) 1971-01-07 1971-01-07 Gravity-free crystal prodn - in vacuo and esp in natural or artificial space vehicle

Publications (2)

Publication Number Publication Date
DE2100540A1 DE2100540A1 (en) 1972-08-17
DE2100540B2 true DE2100540B2 (enExample) 1979-04-05

Family

ID=5795324

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712100540 Withdrawn DE2100540A1 (en) 1971-01-07 1971-01-07 Gravity-free crystal prodn - in vacuo and esp in natural or artificial space vehicle

Country Status (1)

Country Link
DE (1) DE2100540A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046617A (en) * 1975-09-05 1977-09-06 Nasa Method of crystallization
US4896849A (en) * 1987-06-26 1990-01-30 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Sample levitation and melt in microgravity

Also Published As

Publication number Publication date
DE2100540A1 (en) 1972-08-17

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