IT1076907B - Procedimento di elaborazione di un monocristallo di un materiale ferroelettrico - Google Patents

Procedimento di elaborazione di un monocristallo di un materiale ferroelettrico

Info

Publication number
IT1076907B
IT1076907B IT23829/76A IT2382976A IT1076907B IT 1076907 B IT1076907 B IT 1076907B IT 23829/76 A IT23829/76 A IT 23829/76A IT 2382976 A IT2382976 A IT 2382976A IT 1076907 B IT1076907 B IT 1076907B
Authority
IT
Italy
Prior art keywords
monocrystal
processing
railway material
railway
Prior art date
Application number
IT23829/76A
Other languages
English (en)
Original Assignee
Comp Generale Electricite
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 Comp Generale Electricite filed Critical Comp Generale Electricite
Application granted granted Critical
Publication of IT1076907B publication Critical patent/IT1076907B/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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/20—Controlling or regulating
    • C30B15/22—Stabilisation or shape controlling of the molten zone near the pulled crystal; 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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • 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
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/16—Oxides
    • C30B29/22—Complex oxides
    • C30B29/30—Niobates; Vanadates; Tantalates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
  • Inorganic Insulating Materials (AREA)
IT23829/76A 1975-06-06 1976-06-01 Procedimento di elaborazione di un monocristallo di un materiale ferroelettrico IT1076907B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7517758A FR2313778A1 (fr) 1975-06-06 1975-06-06 Procede d'elaboration d'un monocristal d'un materiau ferroelectrique

Publications (1)

Publication Number Publication Date
IT1076907B true IT1076907B (it) 1985-04-27

Family

ID=9156153

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23829/76A IT1076907B (it) 1975-06-06 1976-06-01 Procedimento di elaborazione di un monocristallo di un materiale ferroelettrico

Country Status (8)

Country Link
JP (1) JPS51149597A (it)
BE (1) BE841964A (it)
DE (1) DE2624406A1 (it)
FR (1) FR2313778A1 (it)
GB (1) GB1506799A (it)
IT (1) IT1076907B (it)
NL (1) NL7605711A (it)
SE (1) SE7606374L (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2526449B1 (fr) * 1982-05-04 1985-07-05 Commissariat Energie Atomique Procede et dispositif de fabrication d'un monocristal, exempt de toute contrainte, d'un compose ferroelectrique a structure cristalline
KR100605125B1 (ko) * 2005-05-13 2006-07-28 재단법인서울대학교산학협력재단 혼과 타판 사이에 틈새 유동 차단기가 설치된 선박용 타장치

Also Published As

Publication number Publication date
DE2624406A1 (de) 1976-12-16
SE7606374L (sv) 1976-12-07
GB1506799A (en) 1978-04-12
FR2313778A1 (fr) 1976-12-31
FR2313778B1 (it) 1979-04-27
BE841964A (fr) 1976-11-19
NL7605711A (nl) 1976-12-08
JPS51149597A (en) 1976-12-22

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