KR890013811A - 초전도 물질을 기초로한 장치와 시스템 - Google Patents

초전도 물질을 기초로한 장치와 시스템 Download PDF

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KR890013811A
KR890013811A KR1019890001548A KR890001548A KR890013811A KR 890013811 A KR890013811 A KR 890013811A KR 1019890001548 A KR1019890001548 A KR 1019890001548A KR 890001548 A KR890001548 A KR 890001548A KR 890013811 A KR890013811 A KR 890013811A
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article
ratio
superconducting element
superconducting
manufacture
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KR1019890001548A
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KR920005518B1 (ko
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조셉 카바 로버트
아더 선샤인 스티븐
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엘리 웨이스
아메리칸 텔리폰 앤드 텔리그라프 캄파니
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    • 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
    • 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
    • C04B35/4525—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 also containing lead 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
    • Y10S505/80—Material per se process of making same
    • Y10S505/801—Composition
    • Y10S505/809—Ceramic
    • 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
    • Y10S505/80—Material per se process of making same
    • Y10S505/81—Compound

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  • 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

내용 없음.

Description

초전도 물질을 기초로한 장치와 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 물질(8OK 상(phase))의 시료(sample)의 저항율 및 자화에 관한 데이터를 도시하는 도면.
제4도는 본 발명에 따른 물질의 두 시료에서 마이스너(Meissner) 효과에 관한 데이터를 도시하는 도면.
제5도는 본 발명에 따른 초전도 원소를 유리하게 포함할 수 있는 예시적인 제조 물품의 개략도.

Claims (7)

  1. 명목상 페로브스카이트 형 구조를 가지며 적어도 77K의 온도에서 초전도도를 나타내는 유효량의 구리 산호물 물질을 포함하는 초전도성 요소를 포함하는 제조 물품에 있어서 ; 상기 물질은 공칭 조성 X2+yM3-yCu2O8±δ 또는 X2+xMn+xCun+1O2+2n+x/2±δ를 가지며, 여기에서 X는 Bi, 또는 Bi와 하나 또는 그 이상의 Pb, In, Ga, Sn, Cd및 Sb이며 ; M은 M의 평균 원자가가 실제로 2와 같게되도록 선택된 2가 이온 및 1가와 3가 이온의 조합으로부터 선택되며 ; n은 ＞3인 정수이며 ; 0 y 0.3이며 ; X는 p/q이며, 여기에서 p와 q는 p＜q인 정수이며 ; 0 δ 0.5인 것을 특징으로 하는 초전도 요소를 포함하는 제조 물품.
  2. 제1항에 있어서, X는 Bi와 Pb이며, M은 Ca, Sr, Ba, Mg, Cd, Na, K, La, 및/또는 Y로부터 선택되는 상기 물품.
  3. 제1항 또는 2항에 있어서, X는 Bi와 Pb이고, M은 Sr과 Ca이고, Pb/Bi비는 기껏해야 0.5이며, Sr/Ca비는 0.5와 2 사이에 있는 상기 물품.
  4. 제3항에 있어서, Pb/Bi비는 적어도 0.2이며, Sr/Ca비는 0.75와 1.25 사이에 있는 상기 물품.
  5. 제1항 내지 4항중의 어느 항에 있어서, n 6이며 X는 0.4보다 작은 상기 물품.
  6. 제1항 내지 5항중의 어느 항에 있어서, 상기 초전도 요소는 상기 물품의 제조 또는 사용중에 적어도 그 요소의 일부가 0.25％를 초과하는 변형을 받는 정도의 변형을 받게되는 상기 물품.
  7. 제1항 내지 6항중의 어느 항에 있어서, 상기 초전도 요소는 초전도 와이어 또는 테이프를 포함하는 상기 물품.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890001548A 1988-02-12 1989-02-11 초전도 물질을 기초로한 장치와 시스템 KR920005518B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US15533088A 1988-02-12 1988-02-12
US155.330 1988-02-12
US160799 1988-02-26
US07/160,799 US4880771A (en) 1988-02-12 1988-02-26 Bismuth-lead-strontium-calcium-cuprate superconductors
US160,799 1988-02-26
US155330 1988-02-26

Publications (2)

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KR890013811A true KR890013811A (ko) 1989-09-26
KR920005518B1 KR920005518B1 (ko) 1992-07-06

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US (1) US4880771A (ko)
EP (1) EP0332291B1 (ko)
JP (2) JPH01242421A (ko)
KR (1) KR920005518B1 (ko)
AU (1) AU603942B2 (ko)
CA (1) CA1334620C (ko)
DE (1) DE68908215T2 (ko)
DK (1) DK61889A (ko)
ES (1) ES2042993T3 (ko)

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Also Published As

Publication number Publication date
JP2859602B2 (ja) 1999-02-17
JPH01242421A (ja) 1989-09-27
DE68908215T2 (de) 1993-11-25
EP0332291B1 (en) 1993-08-11
JPH0577611B2 (ko) 1993-10-27
ES2042993T3 (es) 1993-12-16
KR920005518B1 (ko) 1992-07-06
DE68908215D1 (de) 1993-09-16
DK61889A (da) 1989-08-13
CA1334620C (en) 1995-03-07
EP0332291A1 (en) 1989-09-13
DK61889D0 (da) 1989-02-10
AU2963189A (en) 1989-09-14
AU603942B2 (en) 1990-11-29
JPH1081518A (ja) 1998-03-31
US4880771A (en) 1989-11-14

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