CH408873A - Method for crucible-free zone melting of a rod-shaped body - Google Patents

Method for crucible-free zone melting of a rod-shaped body

Info

Publication number
CH408873A
CH408873A CH500964A CH500964A CH408873A CH 408873 A CH408873 A CH 408873A CH 500964 A CH500964 A CH 500964A CH 500964 A CH500964 A CH 500964A CH 408873 A CH408873 A CH 408873A
Authority
CH
Switzerland
Prior art keywords
crucible
rod
shaped body
free zone
zone melting
Prior art date
Application number
CH500964A
Other languages
German (de)
Inventor
Wolfgang Dr Keller
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 CH408873A publication Critical patent/CH408873A/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
    • C30B13/28—Controlling or regulating
    • C30B13/30—Stabilisation or shape controlling of the molten zone, e.g. by concentrators, by electromagnetic fields; Controlling the section of the crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Induction Heating (AREA)
  • Silicon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CH500964A 1963-09-06 1964-04-17 Method for crucible-free zone melting of a rod-shaped body CH408873A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES87138A DE1198324B (en) 1963-09-06 1963-09-06 Process for crucible-free zone melting

Publications (1)

Publication Number Publication Date
CH408873A true CH408873A (en) 1966-03-15

Family

ID=7513523

Family Applications (1)

Application Number Title Priority Date Filing Date
CH500964A CH408873A (en) 1963-09-06 1964-04-17 Method for crucible-free zone melting of a rod-shaped body

Country Status (4)

Country Link
US (1) US3271551A (en)
CH (1) CH408873A (en)
DE (1) DE1198324B (en)
GB (1) GB1047070A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515836A (en) * 1968-06-24 1970-06-02 Business Assets Corp Elevator means for a heat scanner device
DE2434136A1 (en) * 1974-07-16 1976-01-29 Siemens Ag DEVICE FOR CRUCIBLE-FREE ZONE MELTING OF SEMICONDUCTOR MATERIAL RODS
DE2628048A1 (en) * 1976-06-23 1977-12-29 Siemens Ag Crucibleless crystal zone melting - operating on inductive branch of resonance curve for heating and on capacitive branch for pulling

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE962006C (en) * 1954-07-01 1957-04-18 Siemens Ag Method for inductive melting, in particular zone drawing, of semiconductors by means of a high-frequency coil
DE1153908B (en) * 1958-04-22 1963-09-05 Siemens Ag Method and device for crucible-free zone melting with changing the spacing of the rod ends

Also Published As

Publication number Publication date
GB1047070A (en) 1966-11-02
DE1198324B (en) 1965-08-12
US3271551A (en) 1966-09-06

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