GB2015977B - Doped strontium titanate - Google Patents

Doped strontium titanate

Info

Publication number
GB2015977B
GB2015977B GB7908350A GB7908350A GB2015977B GB 2015977 B GB2015977 B GB 2015977B GB 7908350 A GB7908350 A GB 7908350A GB 7908350 A GB7908350 A GB 7908350A GB 2015977 B GB2015977 B GB 2015977B
Authority
GB
United Kingdom
Prior art keywords
strontium titanate
doped strontium
doped
titanate
strontium
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
GB7908350A
Other versions
GB2015977A (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB2015977A publication Critical patent/GB2015977A/en
Application granted granted Critical
Publication of GB2015977B publication Critical patent/GB2015977B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/47—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 strontium titanates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1272—Semiconductive ceramic capacitors
    • H01G4/1281—Semiconductive ceramic capacitors with grain boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Capacitors (AREA)
  • Inorganic Insulating Materials (AREA)
GB7908350A 1978-03-13 1979-03-09 Doped strontium titanate Expired GB2015977B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7802690A NL7802690A (en) 1978-03-13 1978-03-13 SINTER BODY OF SEMICONDUCTIVE CERAMIC MATERIAL BASED ON NIOOB OR TANTAL DOTATED STRONTIUM TITANATE, WITH ELECTRIC INSULATING LAYERS ON THE GRANULAR BORDERS.

Publications (2)

Publication Number Publication Date
GB2015977A GB2015977A (en) 1979-09-19
GB2015977B true GB2015977B (en) 1982-06-23

Family

ID=19830480

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7908350A Expired GB2015977B (en) 1978-03-13 1979-03-09 Doped strontium titanate

Country Status (6)

Country Link
JP (2) JPS54129398A (en)
DE (1) DE2909098C3 (en)
FR (1) FR2419923B1 (en)
GB (1) GB2015977B (en)
NL (1) NL7802690A (en)
SE (1) SE432097B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651820A (en) * 1979-10-04 1981-05-09 Murata Manufacturing Co Grain boundary insulating type semiconductor porcelain composition
US4309295A (en) * 1980-02-08 1982-01-05 U.S. Philips Corporation Grain boundary barrier layer ceramic dielectrics and the method of manufacturing capacitors therefrom
JPS56144522A (en) * 1980-04-11 1981-11-10 Matsushita Electric Ind Co Ltd Grain boundary dielectric layer type semiconductor porcelain composition
JPS56162820A (en) * 1980-05-20 1981-12-15 Kiyoshi Okazaki Vapor bank layered laminated ceramic capacitor and method of manufacturing same
US4347167A (en) * 1980-10-01 1982-08-31 University Of Illinois Foundation Fine-grain semiconducting ceramic compositions
US4367265A (en) * 1981-04-06 1983-01-04 North American Philips Corporation Intergranular insulation type semiconductive ceramic and method of producing same
EP0076456B1 (en) * 1981-10-01 1986-12-17 Taiyo Yuden Co., Ltd. Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation
JPS5891602A (en) * 1981-11-26 1983-05-31 太陽誘電株式会社 Voltage nonlinear porcelain composition
JPS5935402A (en) * 1982-08-24 1984-02-27 太陽誘電株式会社 Semiconductor porcelain substance having voltage dependent nonlinear resistance property
DE3723051A1 (en) * 1987-07-11 1989-01-19 Kernforschungsz Karlsruhe SEMICONDUCTOR FOR A RESISTIVE GAS SENSOR WITH HIGH RESPONSE SPEED
DE4225920A1 (en) * 1992-08-05 1994-02-10 Roederstein Kondensatoren Capacitor, especially electrolytic capacitor
JP2000161354A (en) 1998-11-25 2000-06-13 Nsk Ltd Linear guide device
CN111908914B (en) * 2020-07-16 2021-06-18 广州天极电子科技股份有限公司 Grain boundary layer ceramic material, preparation method and application of grain boundary layer ceramic substrate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933668A (en) * 1973-07-16 1976-01-20 Sony Corporation Intergranular insulation type polycrystalline ceramic semiconductive composition
JPS5210597U (en) * 1975-07-08 1977-01-25
JPS5210596A (en) * 1975-07-16 1977-01-26 Sony Corp Insulated grain boundary type piezo-electric substance of polycrystall ine ceramic semiconductor
JPS5210597A (en) * 1975-07-16 1977-01-26 Sony Corp Insulated grain boundary type piezo-electric substance of polycrystall ine ceramic semiconductor
JPS6029211B2 (en) * 1975-09-10 1985-07-09 松下電器産業株式会社 Manufacturing method of semiconductor ceramic capacitor

Also Published As

Publication number Publication date
JPS54129398A (en) 1979-10-06
DE2909098C3 (en) 1981-02-19
DE2909098A1 (en) 1979-09-20
FR2419923B1 (en) 1986-05-09
GB2015977A (en) 1979-09-19
FR2419923A1 (en) 1979-10-12
SE432097B (en) 1984-03-19
JPS6211215A (en) 1987-01-20
DE2909098B2 (en) 1980-06-12
SE7902124L (en) 1979-09-14
NL7802690A (en) 1979-09-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee