IT1074209B - Procedimento e dispositivo per aumentare la resistenza a scarica disruptiva nella fusione a zone senza crogiuolo - Google Patents

Procedimento e dispositivo per aumentare la resistenza a scarica disruptiva nella fusione a zone senza crogiuolo

Info

Publication number
IT1074209B
IT1074209B IT5242876A IT5242876A IT1074209B IT 1074209 B IT1074209 B IT 1074209B IT 5242876 A IT5242876 A IT 5242876A IT 5242876 A IT5242876 A IT 5242876A IT 1074209 B IT1074209 B IT 1074209B
Authority
IT
Italy
Prior art keywords
zone
procedure
resistance
increase
disruptive discharge
Prior art date
Application number
IT5242876A
Other languages
English (en)
Italian (it)
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 IT1074209B publication Critical patent/IT1074209B/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
    • 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

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)
IT5242876A 1975-12-04 1976-12-02 Procedimento e dispositivo per aumentare la resistenza a scarica disruptiva nella fusione a zone senza crogiuolo IT1074209B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752554647 DE2554647B2 (de) 1975-12-04 1975-12-04 Verfahren zur erhoehung der ueberschlagsfestigkeit beim tiegellosen zonenziehen

Publications (1)

Publication Number Publication Date
IT1074209B true IT1074209B (it) 1985-04-17

Family

ID=5963488

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5242876A IT1074209B (it) 1975-12-04 1976-12-02 Procedimento e dispositivo per aumentare la resistenza a scarica disruptiva nella fusione a zone senza crogiuolo

Country Status (7)

Country Link
JP (1) JPS5268803A (enExample)
BE (1) BE848980A (enExample)
DE (1) DE2554647B2 (enExample)
FR (1) FR2333568A1 (enExample)
GB (1) GB1524607A (enExample)
IT (1) IT1074209B (enExample)
NL (1) NL7610913A (enExample)

Also Published As

Publication number Publication date
FR2333568B1 (enExample) 1978-06-30
DE2554647B2 (de) 1978-02-09
NL7610913A (nl) 1977-06-07
BE848980A (fr) 1977-06-02
DE2554647A1 (de) 1977-06-08
JPS5268803A (en) 1977-06-08
FR2333568A1 (fr) 1977-07-01
GB1524607A (en) 1978-09-13

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