KR920009701A - Yttrium-based superconductor composition - Google Patents

Yttrium-based superconductor composition Download PDF

Info

Publication number
KR920009701A
KR920009701A KR1019900019484A KR900019484A KR920009701A KR 920009701 A KR920009701 A KR 920009701A KR 1019900019484 A KR1019900019484 A KR 1019900019484A KR 900019484 A KR900019484 A KR 900019484A KR 920009701 A KR920009701 A KR 920009701A
Authority
KR
South Korea
Prior art keywords
yttrium
composition
based superconductor
superconductor composition
calcium
Prior art date
Application number
KR1019900019484A
Other languages
Korean (ko)
Inventor
허필화
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900019484A priority Critical patent/KR920009701A/en
Publication of KR920009701A publication Critical patent/KR920009701A/en

Links

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
    • H10N60/855—Ceramic superconductors
    • H10N60/857—Ceramic superconductors comprising copper oxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/006—Compounds containing, besides copper, two or more other elements, with the exception of oxygen or hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

내용 없음.No content.

Description

이트륨(Y)－계 초전도체 조성물Yttrium (Y) -based Superconductor Composition

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

첨부도면은 본 발명에서 α값에 대한 전기 저항 특성을 나타낸 그래프.The accompanying drawings are graphs showing the electrical resistance characteristics with respect to α values in the present invention.

Claims (1)

A1－x Bx Ba2－y Cy, Cuz, OδDα의 조성식으로 이루어진 것으로서, 상기식에서, A : 이트륨(Y), 란탄(Lathan)계 물질중 단독 또는 혼합, B : 칼슘(Ca), Ba : 바륨, C : 칼슘(Ca) 또는 스트론듐(Sr)중 단독 또는 혼합, Cu : 동, O : 산소, D : 불소(F) 또는 염소(Cl)중 선택된 하나의 조성물이 되고, 이에 대한 조성비는 몰(mol)비로서 X,Y,Z,δ, α는 각각 O≤X≤0.5, O≤Y≤1.0, 2.0≤Z≤4.0, 5.O≤δ≤7.0, 5.0≤α≤4.0임을 특징으로 하는 이트륨(Y)－계 초전도체 조성물.A 1- x Bx Ba 2 -y Cy, Cuz, O δ D α The composition of the formula, wherein A: yttrium (Y), lanthanum (Lathan) -based materials alone or mixed, B: calcium (Ca) , Ba: barium, C: calcium (Ca) or strontium (Sr) alone or mixed, Cu: copper, O: oxygen, D: fluorine (F) or chlorine (Cl) is selected from the composition, The composition ratio for this is a molar ratio, where X, Y, Z, δ, and α are O ≦ X ≦ 0.5, O ≦ Y ≦ 1.0, 2.0 ≦ Z ≦ 4.0, 5.O ≦ δ ≦ 7.0, 5.0 ≦ α, respectively. Yttrium (Y) -based superconductor composition, characterized in that ≤ 4.0. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900019484A 1990-11-29 1990-11-29 Yttrium-based superconductor composition KR920009701A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900019484A KR920009701A (en) 1990-11-29 1990-11-29 Yttrium-based superconductor composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900019484A KR920009701A (en) 1990-11-29 1990-11-29 Yttrium-based superconductor composition

Publications (1)

Publication Number Publication Date
KR920009701A true KR920009701A (en) 1992-06-25

Family

ID=67538098

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900019484A KR920009701A (en) 1990-11-29 1990-11-29 Yttrium-based superconductor composition

Country Status (1)

Country Link
KR (1) KR920009701A (en)

Similar Documents

Publication Publication Date Title
KR960702824A (en) Novel ceramic ferroelectric material
KR890013674A (en) Superconductor Compound and Manufacturing Method Thereof
EP0316009A3 (en) Oxide superconductor
KR900004645A (en) Dielectric ceramic composition
KR920009701A (en) Yttrium-based superconductor composition
KR960017584A (en) Piezoelectric composition
KR900700409A (en) Method for manufacturing (Bi, T1) -Ca- (Sr, Ba) -Cu-O-based superconducting ceramics
KR930004487A (en) Method of manufacturing yttrium-based superconductor
KR900701658A (en) Superconducting Metal Oxide Composition
KR860009446A (en) High dielectric constant self composition
KR880013184A (en) Layered Copper Oxide Superconductor Compound
KR930002278A (en) High temperature superconductor and method for manufacturing same
KR960704821A (en) SUPERCONDUCTORS CONTAINING THALLIUM, COPPER, OXYGEN, FLUORINE AND AT LEAST ONE OF BARIUM AND STRONTIUM
KR910004512A (en) Superconductor
JPS6421818A (en) Thin film type superconductive element
JPS6476912A (en) Superconductor having lamellar structure
TW372947B (en) Lead perovskite based ceramic compositions without any free lead oxide
KR960012045A (en) Y-based superconductor
KR920016817A (en) Grain Boundary Insulation Semiconductor Ceramic Composition
KR890013675A (en) High Temperature Superconductor Compound
KR910019077A (en) Dielectric of Semiconductor Device
JPS63248721A (en) Superconductor
Matsui et al. Oxygen Nonstoichiometry and Chemical Diffusion Coefficient of Oxygen in Ba sub 2 YCu sub 3 O sub 7--x
KR910016104A (en) Superconductor and its manufacturing method
Kikuchi et al. Comparative Study of the Superconductivity of Tl sub 2 Ba sub 2 CuO sub w and Bi sub 2 Sr sub 2 CuO sub y

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application