IT1091784B - Procedimento e dispositivo per tirare a zone monocristalli senza crogiolo - Google Patents

Procedimento e dispositivo per tirare a zone monocristalli senza crogiolo

Info

Publication number
IT1091784B
IT1091784B IT51798/77A IT5179877A IT1091784B IT 1091784 B IT1091784 B IT 1091784B IT 51798/77 A IT51798/77 A IT 51798/77A IT 5179877 A IT5179877 A IT 5179877A IT 1091784 B IT1091784 B IT 1091784B
Authority
IT
Italy
Prior art keywords
monocrystal
crucible
shooting
areas
procedure
Prior art date
Application number
IT51798/77A
Other languages
English (en)
Original Assignee
Wacker Chemitronic
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 Wacker Chemitronic filed Critical Wacker Chemitronic
Application granted granted Critical
Publication of IT1091784B publication Critical patent/IT1091784B/it

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
    • C30B13/285—Crystal holders, e.g. chucks
    • 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
    • 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
    • Y10S117/911—Seed or rod holders
    • 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

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)
  • Recrystallisation Techniques (AREA)
IT51798/77A 1976-11-16 1977-11-14 Procedimento e dispositivo per tirare a zone monocristalli senza crogiolo IT1091784B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2652199A DE2652199C3 (de) 1976-11-16 1976-11-16 Vorrichtung zum Abstützen des Kristallstabes beim tiegelfreien Zonenziehen

Publications (1)

Publication Number Publication Date
IT1091784B true IT1091784B (it) 1985-07-06

Family

ID=5993299

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51798/77A IT1091784B (it) 1976-11-16 1977-11-14 Procedimento e dispositivo per tirare a zone monocristalli senza crogiolo

Country Status (9)

Country Link
US (1) US4140571A (it)
JP (1) JPS5383907A (it)
BE (1) BE860862A (it)
DE (1) DE2652199C3 (it)
DK (1) DK152061C (it)
FR (1) FR2370511A1 (it)
GB (1) GB1567703A (it)
IT (1) IT1091784B (it)
NL (1) NL7710441A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257841A (en) * 1978-01-06 1981-03-24 Monsanto Company Stabilizing and supporting apparatus for float zone refined semiconductor crystal rod
US5092956A (en) * 1987-09-30 1992-03-03 The United States Of America As Represented By The United States National Aeronautics And Space Administration Device for mechanically stabilizing web ribbon buttons during growth initiation
DE102014217605A1 (de) 2014-09-03 2016-03-03 Siltronic Ag Verfahren zum Abstützen eines wachsenden Einkristalls während des Kristallisierens des Einkristalls gemäß dem FZ-Verfahren

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234009A (en) * 1953-02-14 1966-02-08 Siemens Ag Method and device for the successive zone melting and resolidifying of extremely pure substances
US3403007A (en) * 1966-04-20 1968-09-24 Materials Research Corp Hollow cathode floating zone melter and process
DE1519901A1 (de) * 1966-09-23 1970-02-12 Siemens Ag Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes
BE789637A (fr) * 1972-10-03 1973-04-03 Elphiac Sa Procede de fabrication de monocristaux et installation pour executer ceprocede.
DE2358300C3 (de) * 1973-11-22 1978-07-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorrichtung zum senkrechten Halten eines Halbleiterkristallstabes beim tiegelfreien Zonenschmelzen
DE2455173C3 (de) * 1974-11-21 1979-01-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorrichtung zum senkrechten Haltern des den Keimkristall enthaltenden Stabendes beim tiegelfreien Zonenschmelzen

Also Published As

Publication number Publication date
FR2370511B1 (it) 1980-02-15
GB1567703A (en) 1980-05-21
NL7710441A (nl) 1978-05-18
DE2652199C3 (de) 1982-05-19
DE2652199B2 (de) 1980-08-14
DE2652199A1 (de) 1978-05-24
US4140571A (en) 1979-02-20
BE860862A (fr) 1978-05-16
FR2370511A1 (fr) 1978-06-09
JPS5383907A (en) 1978-07-24
DK152061C (da) 1988-07-11
JPS5611672B2 (it) 1981-03-16
DK439977A (da) 1978-05-17
DK152061B (da) 1988-01-25

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