FR1369235A - Procédé de fabrication d'un cristal ferro-électrique comprenant deux domaines dont les axes polaires forment un angle d'environ 90 beg., cristal obtenu par ce procéde ' et son utilisation - Google Patents

Procédé de fabrication d'un cristal ferro-électrique comprenant deux domaines dont les axes polaires forment un angle d'environ 90 beg., cristal obtenu par ce procéde ' et son utilisation

Info

Publication number
FR1369235A
FR1369235A FR43988A FR69043988A FR1369235A FR 1369235 A FR1369235 A FR 1369235A FR 43988 A FR43988 A FR 43988A FR 69043988 A FR69043988 A FR 69043988A FR 1369235 A FR1369235 A FR 1369235A
Authority
FR
France
Prior art keywords
crystal
beg
domains
manufacturing
angle
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
FR43988A
Other languages
English (en)
French (fr)
Inventor
Roland Funk
Hans Schmid
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.)
SSIH Management Services SA
Original Assignee
SSIH Management Services SA
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 SSIH Management Services SA filed Critical SSIH Management Services SA
Priority to FR43988A priority Critical patent/FR1369235A/fr
Application granted granted Critical
Publication of FR1369235A publication Critical patent/FR1369235A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
    • C04B35/462—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates
    • C04B35/465—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates
    • C04B35/468—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates
    • C04B35/4682—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates based on BaTiO3 perovskite phase
    • 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
    • C30B1/00—Single-crystal growth directly from the solid state
    • C30B1/02—Single-crystal growth directly from the solid state by thermal treatment, e.g. strain annealing
    • 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
    • C30B29/32—Titanates; Germanates; Molybdates; Tungstates
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/05—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G02F1/355—Non-linear optics characterised by the materials used
    • G02F1/3558—Poled materials, e.g. with periodic poling; Fabrication of domain inverted structures, e.g. for quasi-phase-matching [QPM]
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0035—Details constructional
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/02—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
    • G04G9/06—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Inorganic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Thermal Sciences (AREA)
  • Inorganic Insulating Materials (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR43988A 1962-09-14 1963-09-13 Procédé de fabrication d'un cristal ferro-électrique comprenant deux domaines dont les axes polaires forment un angle d'environ 90 beg., cristal obtenu par ce procéde ' et son utilisation Expired FR1369235A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR43988A FR1369235A (fr) 1962-09-14 1963-09-13 Procédé de fabrication d'un cristal ferro-électrique comprenant deux domaines dont les axes polaires forment un angle d'environ 90 beg., cristal obtenu par ce procéde ' et son utilisation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1092362A CH437532A (fr) 1962-09-14 1962-09-14 Obturateur stratique de lumière destiné à être utilisé dans un appareil de mesure du temps
FR43988A FR1369235A (fr) 1962-09-14 1963-09-13 Procédé de fabrication d'un cristal ferro-électrique comprenant deux domaines dont les axes polaires forment un angle d'environ 90 beg., cristal obtenu par ce procéde ' et son utilisation

Publications (1)

Publication Number Publication Date
FR1369235A true FR1369235A (fr) 1964-08-07

Family

ID=4368243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR43988A Expired FR1369235A (fr) 1962-09-14 1963-09-13 Procédé de fabrication d'un cristal ferro-électrique comprenant deux domaines dont les axes polaires forment un angle d'environ 90 beg., cristal obtenu par ce procéde ' et son utilisation

Country Status (3)

Country Link
CH (1) CH437532A (cg-RX-API-DMAC7.html)
FR (1) FR1369235A (cg-RX-API-DMAC7.html)
GB (1) GB1024330A (cg-RX-API-DMAC7.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4721664U (cg-RX-API-DMAC7.html) * 1971-03-11 1972-11-10
JPS4850755A (cg-RX-API-DMAC7.html) * 1971-10-25 1973-07-17
JPS4850756A (cg-RX-API-DMAC7.html) * 1971-10-25 1973-07-17
JPS4869371U (cg-RX-API-DMAC7.html) * 1971-12-08 1973-09-03
US3772874A (en) * 1971-12-09 1973-11-20 Princeton Materials Science Display apparatus and chronometer utilizing optically variable liquid
JPS48112377U (cg-RX-API-DMAC7.html) * 1972-03-29 1973-12-22
JPS495466U (cg-RX-API-DMAC7.html) * 1972-04-14 1974-01-18
JPS4917276A (cg-RX-API-DMAC7.html) * 1972-06-03 1974-02-15
JPS4977671A (cg-RX-API-DMAC7.html) * 1972-11-27 1974-07-26
JPS49106366U (cg-RX-API-DMAC7.html) * 1972-12-26 1974-09-11
JPS5096549U (cg-RX-API-DMAC7.html) * 1973-12-29 1975-08-12
JPS51148976U (cg-RX-API-DMAC7.html) * 1974-11-09 1976-11-29
JPS54184178U (cg-RX-API-DMAC7.html) * 1978-06-16 1979-12-27
JPS55152494U (cg-RX-API-DMAC7.html) * 1980-04-22 1980-11-04
GB2287327A (en) * 1994-03-02 1995-09-13 Sharp Kk Electro-optic apparatus

Also Published As

Publication number Publication date
GB1024330A (en) 1966-03-30
CH1092362A4 (cg-RX-API-DMAC7.html) 1967-02-28
CH437532A (fr) 1967-11-30

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