CH430664A - Process for crucible zone melting of bars made of silicon - Google Patents

Process for crucible zone melting of bars made of silicon

Info

Publication number
CH430664A
CH430664A CH1468861A CH1468861A CH430664A CH 430664 A CH430664 A CH 430664A CH 1468861 A CH1468861 A CH 1468861A CH 1468861 A CH1468861 A CH 1468861A CH 430664 A CH430664 A CH 430664A
Authority
CH
Switzerland
Prior art keywords
silicon
zone melting
bars made
crucible zone
crucible
Prior art date
Application number
CH1468861A
Other languages
German (de)
Inventor
Rummel Theodor Dipl-Ing D Prof
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
Publication of CH430664A publication Critical patent/CH430664A/en

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
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/16—Heating of the molten zone
    • C30B13/20—Heating of the molten zone by induction, e.g. hot wire technique
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10S117/901—Levitation, reduced gravity, microgravity, space
    • 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
    • Y10T117/1076—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone
    • Y10T117/1084—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone having details of a stabilizing feature
    • 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
    • Y10T117/1076—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone
    • Y10T117/1088—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone including heating or cooling details

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)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
CH1468861A 1961-03-17 1961-12-18 Process for crucible zone melting of bars made of silicon CH430664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES73019A DE1212051B (en) 1961-03-17 1961-03-17 Process for crucible zone melting of rods made of silicon

Publications (1)

Publication Number Publication Date
CH430664A true CH430664A (en) 1967-02-28

Family

ID=7503625

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1468861A CH430664A (en) 1961-03-17 1961-12-18 Process for crucible zone melting of bars made of silicon

Country Status (6)

Country Link
US (1) US3179502A (en)
CH (1) CH430664A (en)
DE (1) DE1212051B (en)
FR (1) FR1317786A (en)
GB (1) GB937190A (en)
NL (1) NL274145A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1243642B (en) * 1963-04-27 1967-07-06 Siemens Ag Device for crucible-free zone melting of semiconductor material
US4072556A (en) * 1969-11-29 1978-02-07 Siemens Aktiengesellschaft Device for crucible-free floating-zone melting of a crystalline rod and method of operating the same
DE3873173T2 (en) * 1987-05-25 1993-03-04 Shinetsu Handotai Kk DEVICE FOR HF INDUCTION HEATING.
US5427335A (en) * 1992-07-13 1995-06-27 The University Of Tennessee Research Corporation Method for producing extreme microgravity in extended volumes
DE10328859B4 (en) * 2003-06-20 2007-09-27 Leibniz-Institut Für Festkörper- Und Werkstoffforschung Dresden E.V. Method and apparatus for pulling single crystals by zone pulling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686864A (en) * 1951-01-17 1954-08-17 Westinghouse Electric Corp Magnetic levitation and heating of conductive materials
US2686865A (en) * 1951-10-20 1954-08-17 Westinghouse Electric Corp Stabilizing molten material during magnetic levitation and heating thereof
NL206424A (en) * 1955-06-17
US2897329A (en) * 1957-09-23 1959-07-28 Sylvania Electric Prod Zone melting apparatus
US2905798A (en) * 1958-09-15 1959-09-22 Lindberg Eng Co Induction heating apparatus

Also Published As

Publication number Publication date
FR1317786A (en) 1963-05-08
US3179502A (en) 1965-04-20
NL274145A (en)
GB937190A (en) 1963-09-18
DE1212051B (en) 1966-03-10

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