CA928617A - Non-crucible zone melting of crystalline rods - Google Patents

Non-crucible zone melting of crystalline rods

Info

Publication number
CA928617A
CA928617A CA088818A CA88818A CA928617A CA 928617 A CA928617 A CA 928617A CA 088818 A CA088818 A CA 088818A CA 88818 A CA88818 A CA 88818A CA 928617 A CA928617 A CA 928617A
Authority
CA
Canada
Prior art keywords
zone melting
crucible zone
crystalline rods
crystalline
rods
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA088818A
Other languages
English (en)
Inventor
Keller Wolfgang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
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
Application granted granted Critical
Publication of CA928617A publication Critical patent/CA928617A/en
Expired legal-status Critical Current

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
    • C30B13/22—Heating of the molten zone by irradiation or electric discharge
    • C30B13/24—Heating of the molten zone by irradiation or electric discharge using electromagnetic waves
    • 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
    • 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

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)
CA088818A 1969-08-21 1970-07-22 Non-crucible zone melting of crystalline rods Expired CA928617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691942641 DE1942641A1 (de) 1969-08-21 1969-08-21 Verfahren zum Herstellen von versetzungsfreien Einkristallstaeben

Publications (1)

Publication Number Publication Date
CA928617A true CA928617A (en) 1973-06-19

Family

ID=5743460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA088818A Expired CA928617A (en) 1969-08-21 1970-07-22 Non-crucible zone melting of crystalline rods

Country Status (8)

Country Link
AT (1) AT303120B (de)
CA (1) CA928617A (de)
CH (1) CH534540A (de)
DE (1) DE1942641A1 (de)
FR (1) FR2058141A5 (de)
GB (1) GB1307626A (de)
NL (1) NL7009373A (de)
SE (1) SE351989B (de)

Also Published As

Publication number Publication date
GB1307626A (en) 1973-02-21
FR2058141A5 (de) 1971-05-21
NL7009373A (de) 1971-02-23
CH534540A (de) 1973-03-15
DE1942641A1 (de) 1971-02-25
AT303120B (de) 1972-11-10
SE351989B (de) 1972-12-18

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