CH386116A - Process for crucible-free zone melting of silicon semiconductor rods - Google Patents

Process for crucible-free zone melting of silicon semiconductor rods

Info

Publication number
CH386116A
CH386116A CH440960A CH440960A CH386116A CH 386116 A CH386116 A CH 386116A CH 440960 A CH440960 A CH 440960A CH 440960 A CH440960 A CH 440960A CH 386116 A CH386116 A CH 386116A
Authority
CH
Switzerland
Prior art keywords
crucible
silicon semiconductor
free zone
zone melting
semiconductor rods
Prior art date
Application number
CH440960A
Other languages
German (de)
Inventor
Reuschel Konrad Dr Dipl-Chem
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 CH386116A publication Critical patent/CH386116A/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
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—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
    • 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
    • Y10S117/90—Apparatus characterized by composition or treatment thereof, e.g. surface finish, surface coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CH440960A 1959-05-08 1960-04-20 Process for crucible-free zone melting of silicon semiconductor rods CH386116A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES62919A DE1094711B (en) 1959-05-08 1959-05-08 Method for crucible-free zone melting of semiconductor rods, in particular made of silicon

Publications (1)

Publication Number Publication Date
CH386116A true CH386116A (en) 1964-12-31

Family

ID=25995673

Family Applications (1)

Application Number Title Priority Date Filing Date
CH440960A CH386116A (en) 1959-05-08 1960-04-20 Process for crucible-free zone melting of silicon semiconductor rods

Country Status (6)

Country Link
US (1) US3113841A (en)
CH (1) CH386116A (en)
DE (1) DE1094711B (en)
FR (1) FR1261240A (en)
GB (1) GB907764A (en)
NL (2) NL251304A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL133150C (en) * 1959-12-23
DE1165882B (en) * 1960-02-05 1964-03-19 Philips Patentverwaltung Device for executing rotary movements on rod-shaped bodies, in particular on semiconductor bodies
DE1209550B (en) * 1961-03-20 1966-01-27 Licentia Gmbh Holder for bars to be melted into zones
DE1444530B2 (en) * 1962-12-12 1970-10-01 Siemens AG, 1000 Berlin u. 8000 München Method and device for producing rod-shaped, single-crystal semiconductor material
US3251658A (en) * 1963-02-26 1966-05-17 Monsanto Co Zone refining start-up
US3275417A (en) * 1963-10-15 1966-09-27 Texas Instruments Inc Production of dislocation-free silicon single crystals
DE1224273B (en) * 1964-06-23 1966-09-08 Siemens Ag Device for crucible-free zone melting
DE1265708B (en) * 1965-11-30 1968-04-11 Siemens Ag Device for crucible-free zone melting
DE2322969C3 (en) * 1973-05-07 1980-10-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for holding the rod ends during crucible-free zone melting
WO2025093146A1 (en) 2023-10-31 2025-05-08 University Of Latvia A technique for replenishing molten, levitating material by growing monocrystalline, polycrystalline, or other solid-state structures under electromagnetic levitation conditions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972525A (en) * 1953-02-26 1961-02-21 Siemens Ag Crucible-free zone melting method and apparatus for producing and processing a rod-shaped body of crystalline substance, particularly semiconductor substance
US2792317A (en) * 1954-01-28 1957-05-14 Westinghouse Electric Corp Method of producing multiple p-n junctions
FR1119039A (en) * 1954-03-09 1956-06-14 Siemens Ag Process for the preparation of a crystalline body, in particular a semiconductor body
AT207857B (en) * 1955-01-14 Degussa Process for the production of hydrocyanic acid by reacting hydrocarbons with ammonia in the catalyst bed
BE548227A (en) * 1955-07-22
US3011877A (en) * 1956-06-25 1961-12-05 Siemens Ag Production of high-purity semiconductor materials for electrical purposes
US2990261A (en) * 1958-12-11 1961-06-27 Bell Telephone Labor Inc Processing of boron compact

Also Published As

Publication number Publication date
DE1094711B (en) 1960-12-15
GB907764A (en) 1962-10-10
FR1261240A (en) 1961-05-19
US3113841A (en) 1963-12-10
NL112832C (en)
NL251304A (en)

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