DK218390A - Superledende materiale og fremgangsmaade til fremstilling - Google Patents

Superledende materiale og fremgangsmaade til fremstilling Download PDF

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Publication number
DK218390A
DK218390A DK218390A DK218390A DK218390A DK 218390 A DK218390 A DK 218390A DK 218390 A DK218390 A DK 218390A DK 218390 A DK218390 A DK 218390A DK 218390 A DK218390 A DK 218390A
Authority
DK
Denmark
Prior art keywords
supervisive
procedures
manufacturing
materials
supervisive materials
Prior art date
Application number
DK218390A
Other languages
English (en)
Other versions
DK218390D0 (da
Inventor
Jagannatha Gopalakrishnan
Munirpallam Appado Subramanian
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of DK218390D0 publication Critical patent/DK218390D0/da
Publication of DK218390A publication Critical patent/DK218390A/da

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/80—Constructional details
    • H10N60/85—Superconducting active materials
    • 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
    • C30B29/225—Complex oxides based on rare earth copper oxides, e.g. high T-superconductors
    • 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
    • C04B35/45—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 copper oxide or solid solutions thereof with other oxides
    • C04B35/4512—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 copper oxide or solid solutions thereof with other oxides containing thallium oxide
    • 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
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/01—Manufacture or treatment
    • H10N60/0268—Manufacture or treatment of devices comprising copper oxide
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/80—Constructional details
    • H10N60/85—Superconducting active materials
    • H10N60/855—Ceramic superconductors
    • H10N60/857—Ceramic superconductors comprising copper oxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/775—High tc, above 30 k, superconducting material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/775—High tc, above 30 k, superconducting material
    • Y10S505/776—Containing transition metal oxide with rare earth or alkaline earth
    • Y10S505/783—Thallium-, e.g. Tl2CaBaCu308

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
DK218390A 1988-03-14 1990-09-12 Superledende materiale og fremgangsmaade til fremstilling DK218390A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/167,616 US4929594A (en) 1988-03-14 1988-03-14 Superconducting composition Tl2 Ba2 CuO6+x and process for manufacture
PCT/US1989/000860 WO1989008930A1 (en) 1988-03-14 1989-03-08 Superconducting composition and process for manufacture

Publications (2)

Publication Number Publication Date
DK218390D0 DK218390D0 (da) 1990-09-12
DK218390A true DK218390A (da) 1990-09-12

Family

ID=22608084

Family Applications (1)

Application Number Title Priority Date Filing Date
DK218390A DK218390A (da) 1988-03-14 1990-09-12 Superledende materiale og fremgangsmaade til fremstilling

Country Status (7)

Country Link
US (1) US4929594A (da)
EP (1) EP0404840A4 (da)
KR (1) KR900701052A (da)
AU (1) AU625717B2 (da)
DK (1) DK218390A (da)
HU (1) HU209531B (da)
WO (1) WO1989008930A1 (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5256635A (en) * 1988-01-15 1993-10-26 University Of Arkansas High temperature superconductor system comprising Tl2 Ba2 CuO+δ
JPH02124759A (ja) * 1988-07-15 1990-05-14 Sumitomo Electric Ind Ltd 超電導材料の製造方法
JP2768523B2 (ja) * 1988-08-10 1998-06-25 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 超伝導性金属酸化物組成物、その製造方法と使用
JPH02167820A (ja) * 1988-08-10 1990-06-28 Sumitomo Electric Ind Ltd Ｔ１系複合酸化物超電導体薄膜の成膜方法
US5139998A (en) * 1988-08-31 1992-08-18 Superconductor Technologies, Inc. Controlled thallous oxide evaporation for thallium superconductor films and reactor design
US5306699A (en) * 1988-08-31 1994-04-26 Superconductor Technologies, Inc. Reactor vessel for manufacture of superconducting films
US5385882A (en) * 1991-04-12 1995-01-31 Alfred Univeristy Process for preparing a thallium-containing superconductor
US5306698A (en) * 1991-10-10 1994-04-26 International Business Machines Corporation Methods for producing Tl2 Ca2 Ba2 Cu3 oxide superconductors
US5332721A (en) * 1991-11-13 1994-07-26 Midwest Superconductivity, Inc. Method of fabricating thallium-containing ceramic superconductors
US5413753A (en) * 1993-09-17 1995-05-09 E. I. Du Pont De Nemours And Company Method for dispersion spinning of sheathed rod-in-tube superconducting composites
US5482917A (en) * 1993-09-21 1996-01-09 E. I. Du Pont De Nemours And Company T1-M-Cu-O-F superconductors
US5832370A (en) * 1996-09-26 1998-11-03 Motorola, Inc. Current mode transceiver circuit and method
JP5859949B2 (ja) 2012-09-27 2016-02-16 三ツ星ベルト株式会社 導電性組成物

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1168762A (en) * 1981-06-22 1984-06-05 Osamu Michikami Method of fabrication for josephson tunnel junction
US5061683A (en) * 1987-06-09 1991-10-29 E. I. Du Pont De Nemours And Company Process for making superconductors using barium hydroxide
EP0324661B1 (en) * 1988-01-15 1995-03-15 University Of Arkansas Novel superconductors and processes for their preparation
US4994432A (en) * 1988-01-15 1991-02-19 University Of Arkansas High temperature superconductor system and processes for making same

Also Published As

Publication number Publication date
AU3561389A (en) 1989-10-05
EP0404840A1 (en) 1991-01-02
HU894773D0 (en) 1991-07-29
WO1989008930A1 (en) 1989-09-21
KR900701052A (ko) 1990-08-17
EP0404840A4 (en) 1991-01-23
DK218390D0 (da) 1990-09-12
AU625717B2 (en) 1992-07-16
HU209531B (en) 1994-07-28
US4929594A (en) 1990-05-29

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