ES2109955T3 - Material superconductor que contiene bismuto y procedimiento para su preparacion. - Google Patents

Material superconductor que contiene bismuto y procedimiento para su preparacion.

Info

Publication number
ES2109955T3
ES2109955T3 ES92104686T ES92104686T ES2109955T3 ES 2109955 T3 ES2109955 T3 ES 2109955T3 ES 92104686 T ES92104686 T ES 92104686T ES 92104686 T ES92104686 T ES 92104686T ES 2109955 T3 ES2109955 T3 ES 2109955T3
Authority
ES
Spain
Prior art keywords
bismute
material containing
procedure
until
preparation
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 - Lifetime
Application number
ES92104686T
Other languages
English (en)
Inventor
Bernhard Dr Hettich
Peter Dr Majewski
Klaus Dr Schulze
Gunter Prof Petzow
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of ES2109955T3 publication Critical patent/ES2109955T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C04B35/45—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
    • C04B35/4521—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 bismuth 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
    • Y10S505/776—Containing transition metal oxide with rare earth or alkaline earth
    • Y10S505/782—Bismuth-, e.g. BiCaSrCuO

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Superconductor Devices And Manufacturing Methods Thereof (AREA)

Abstract

LA INVENCION CONCIERNE A UN MATERIAL SUPRACONDUCTIVO OXOCERAMICO QUE CONTIENE BISMUTO, ESTRONCIO, CALCIO Y COBRE, CON UNA COMPOSICION BRUTA DE BIYCA2SR2CU3OX, EN LA QUE Y SIGNIFICA UN NUMERO ENTRE 2,35 Y 2,6 Y X 10 A 12. EL MATERIAL PRESENTA UNA TEMPERATURA DE PICO TC POR ENCIMA DE 105 K Y POSEE UNA PROPORCION DE LA FASE BI2SR2CA2CU3OX DEL 85% EN VOLUMEN, COMO MINIMO. LA INVENCION CONCIERNE TAMBIEN A UN PROCEDIMIENTO PARA LA PRODUCCION DE UN MATERIAL SUPRACONDUCTIVO QUE CONTENGA BISMUTO, EN EL QUE LOS OXIDOS O LOS OXIDOS PRECURSORES DE BISMUTO, ESTRONCIO, CALCIO Y COBRE SE SOMETEN DURANTE UN MARGEN DE TIEMPO DE VARIAS HORAS A UNA TEMPERATURA ENTRE 850 Y 890 (GRADOS) C, Y EN EL QUE SE CUMPLEN LAS SIGUIENTES RELACIONES DE ATOMOS: BI : CU > 2 : 3 CA : SR = 0,9 HASTA 1,50 O (SR + CA) : CU = 4,2 : 3 HASTA 4 : 3,33 BI : O (SR + CA) = 2,35 : 4 HASTA 3,1 : 4.
ES92104686T 1991-03-19 1992-03-18 Material superconductor que contiene bismuto y procedimiento para su preparacion. Expired - Lifetime ES2109955T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4108869A DE4108869A1 (de) 1991-03-19 1991-03-19 Verfahren zur herstellung eines bismut enthaltenden supraleitenden materials

Publications (1)

Publication Number Publication Date
ES2109955T3 true ES2109955T3 (es) 1998-02-01

Family

ID=6427620

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92104686T Expired - Lifetime ES2109955T3 (es) 1991-03-19 1992-03-18 Material superconductor que contiene bismuto y procedimiento para su preparacion.

Country Status (10)

Country Link
US (1) US5250509A (es)
EP (1) EP0504840B1 (es)
JP (1) JPH05105449A (es)
AT (1) ATE159703T1 (es)
AU (1) AU649114B2 (es)
CA (1) CA2063313A1 (es)
DE (2) DE4108869A1 (es)
DK (1) DK0504840T3 (es)
ES (1) ES2109955T3 (es)
GR (1) GR3025432T3 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ228132A (en) 1988-04-08 1992-04-28 Nz Government Metal oxide material comprising various mixtures of bi, tl, pb, sr, ca, cu, y and ag
DE4225593A1 (de) * 1992-08-03 1994-02-10 Siemens Ag Verfahren zum Herstellen eines hochtemperatursupraleitenden Bauteiles
US5401712A (en) * 1992-09-18 1995-03-28 University Of Chicago Method of manufacture of single phase ceramic superconductors
JP3569885B2 (ja) * 1997-04-04 2004-09-29 住友重機械工業株式会社 酸化物超電導体の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0327044B2 (de) * 1988-02-05 1998-04-22 Hoechst Aktiengesellschaft Supraleiter und Verfahren zu seiner Herstellung
HU217018B (hu) * 1988-02-08 1999-11-29 E. I. Du Pont De Nemours And Co. Szupravezető kompozíció bizmut-, stroncium-, réz- és oxigéntartalommal, eljárás ilyen kompozíció előállítására, valamint eljárás elektromos áram vezetésére maradék-ellenállás nélküli áramvezető anyagban, és Josephson-effektust megvalósító eszköz
FR2654719A1 (fr) * 1989-11-22 1991-05-24 Rhone Poulenc Chimie Procede de preparation de la phase supraconductrice bi2sr2ca2cu3o10.

Also Published As

Publication number Publication date
AU649114B2 (en) 1994-05-12
US5250509A (en) 1993-10-05
DE59208988D1 (de) 1997-12-04
DK0504840T3 (da) 1998-05-25
JPH05105449A (ja) 1993-04-27
EP0504840B1 (de) 1997-10-29
ATE159703T1 (de) 1997-11-15
EP0504840A2 (de) 1992-09-23
DE4108869A1 (de) 1992-09-24
GR3025432T3 (en) 1998-02-27
AU1300492A (en) 1992-09-24
CA2063313A1 (en) 1992-09-20
EP0504840A3 (en) 1993-03-31

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