CH442245A - Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes - Google Patents

Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes

Info

Publication number
CH442245A
CH442245A CH837566A CH837566A CH442245A CH 442245 A CH442245 A CH 442245A CH 837566 A CH837566 A CH 837566A CH 837566 A CH837566 A CH 837566A CH 442245 A CH442245 A CH 442245A
Authority
CH
Switzerland
Prior art keywords
rod
crucible
free zone
zone melting
crystalline
Prior art date
Application number
CH837566A
Other languages
English (en)
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 CH442245A publication Critical patent/CH442245A/de

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
    • 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
    • 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
    • C30B13/32—Mechanisms for moving either the charge or the heater
    • 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
    • C30B15/08—Downward pulling
    • 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
    • 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
    • Y10S117/91—Downward pulling
    • 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
    • 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
    • Y10S117/912—Replenishing liquid precursor, other than a moving zone
    • 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
    • Y10S117/917—Magnetic
    • 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
    • Y10T117/1032—Seed pulling
    • Y10T117/1072—Seed pulling including details of means providing product movement [e.g., shaft guides, servo means]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Silicon Compounds (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
CH837566A 1964-02-01 1966-06-09 Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes CH442245A (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DES89317A DE1218404B (de) 1964-02-01 1964-02-01 Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes
NL656506040A NL138766B (nl) 1964-02-01 1965-05-12 Werkwijze voor het met behulp van kroesloos zonesmelten vergroten van de dwarsdoorsnede van een monokristallijn staafvormig lichaam.
DES98115A DE1275032B (de) 1964-02-01 1965-07-10 Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes
DES98712A DE1263698B (de) 1964-02-01 1965-08-07 Verfahren zum tiegelfreien Zonenschmelzen

Publications (1)

Publication Number Publication Date
CH442245A true CH442245A (de) 1967-08-31

Family

ID=27437570

Family Applications (3)

Application Number Title Priority Date Filing Date
CH1115564A CH413785A (de) 1964-02-01 1964-08-26 Verfahren zum Vergrössern des Stabquerschnittes beim tiegelfreien Zonenschmelzen eines lotrecht an seinen Enden gehalterten stabförmigen Körpers aus kristallinem Material, insbesondere aus Halbleiterwerkstoff
CH837566A CH442245A (de) 1964-02-01 1966-06-09 Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes
CH837666A CH442246A (de) 1964-02-01 1966-06-09 Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1115564A CH413785A (de) 1964-02-01 1964-08-26 Verfahren zum Vergrössern des Stabquerschnittes beim tiegelfreien Zonenschmelzen eines lotrecht an seinen Enden gehalterten stabförmigen Körpers aus kristallinem Material, insbesondere aus Halbleiterwerkstoff

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH837666A CH442246A (de) 1964-02-01 1966-06-09 Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes

Country Status (9)

Country Link
US (3) US3477811A (de)
BE (3) BE664435A (de)
CH (3) CH413785A (de)
DE (3) DE1218404B (de)
DK (2) DK124458B (de)
FR (1) FR1444259A (de)
GB (3) GB1044592A (de)
NL (3) NL138766B (de)
SE (3) SE309965B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272886B (de) * 1966-09-24 1968-07-18 Siemens Ag Vorrichtung zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes
DE1544301A1 (de) * 1966-09-28 1970-05-27 Siemens Ag Verfahren zum tiegelfreien Zonenschmelzen eines kristallinen Stabes,insbesondere Halbleiterstabes
DE1619996A1 (de) * 1967-03-18 1971-07-08 Siemens Ag Verfahren zum Herstellen eines einkristallinen Stabes,insbesondere aus Halbleitermaterial
US3607109A (en) * 1968-01-09 1971-09-21 Emil R Capita Method and means of producing a large diameter single-crystal rod from a polycrystal bar
DE1960088C3 (de) * 1969-11-29 1974-07-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorrichtung zum tiegelfreien Zonenschmelzen eines kristallinen Stabes
DE2234512C3 (de) * 1972-07-13 1979-04-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zum Herstellen von (Umorientierten Halbleitereinkristallstäben mit zur Stabmitte abtauendem spezifischem Widerstand
US4002523A (en) * 1973-09-12 1977-01-11 Texas Instruments Incorporated Dislocation-free growth of silicon semiconductor crystals with <110> orientation
US5156211A (en) * 1991-06-10 1992-10-20 Impact Selector, Inc. Remotely adjustable fishing jar and method for using same

Family Cites Families (5)

* 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
NL235481A (de) * 1958-02-19
US3036892A (en) * 1958-03-05 1962-05-29 Siemens Ag Production of hyper-pure monocrystal-line rods in continuous operation
US3036812A (en) * 1958-11-19 1962-05-29 Dewrance & Co Butterfly valves
AT223659B (de) * 1960-11-25 1962-10-10 Siemens Ag Verfahren zur Herstellung von versetzungsfreiem einkristallinem Silizium durch tiegelfreies Zonenschmelzen

Also Published As

Publication number Publication date
US3658598A (en) 1972-04-25
DE1263698B (de) 1968-03-21
DK124459B (da) 1972-10-23
GB1044592A (en) 1966-10-05
FR1444259A (fr) 1966-07-01
NL6605968A (de) 1967-01-11
SE323655B (de) 1970-05-11
DK124458B (da) 1972-10-23
DE1218404B (de) 1966-06-08
CH413785A (de) 1966-05-31
SE323654B (de) 1970-05-11
NL6607827A (de) 1967-02-08
GB1081600A (en) 1967-08-31
GB1079870A (en) 1967-08-16
BE664435A (de) 1965-11-25
NL146402B (nl) 1975-07-15
NL138766B (nl) 1973-05-15
CH442246A (de) 1967-08-31
US3414388A (en) 1968-12-03
SE309965B (de) 1969-04-14
BE685153A (de) 1967-02-06
NL6506040A (de) 1966-11-14
BE683852A (de) 1967-01-09
US3477811A (en) 1969-11-11
DE1275032B (de) 1968-08-14

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