KR910019909A - High Temperature Superconducting Composition - Google Patents

High Temperature Superconducting Composition Download PDF

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Publication number
KR910019909A
KR910019909A KR1019900006655A KR900006655A KR910019909A KR 910019909 A KR910019909 A KR 910019909A KR 1019900006655 A KR1019900006655 A KR 1019900006655A KR 900006655 A KR900006655 A KR 900006655A KR 910019909 A KR910019909 A KR 910019909A
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KR
South Korea
Prior art keywords
temperature superconducting
high temperature
superconducting composition
composition
yxba
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KR1019900006655A
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Korean (ko)
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오석현
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서주인
삼성전기 주식회사
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Priority to KR1019900006655A priority Critical patent/KR910019909A/en
Publication of KR910019909A publication Critical patent/KR910019909A/en

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  • Compositions Of Oxide Ceramics (AREA)

Abstract

내용 없음No content

Description

고온 초전도성 조성물High Temperature Superconducting Composition

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

제1도는 Y-Ba-Cu-O계의 고온 초전도성 조성물의 상평형도이다. 제2도는 조성식이 YxBa2Cu3O7-y로 표현되는 고온 초전도성 조성물을 소결한 시편의 자유표면(free surface)의 광학 현미경 사진으로서, (a)도는 x=1.0 일때 사진이고, (b)도는 x=1.1일때 사진이다. 제3도는 제2도의 조성물을 1100℃에서 부분 용융하여 포정반응한 시편의 폴리싱된 표면(polished surface)의 광학 현미경 사진으로서, (a)도는 x=1.0 일때 사진이고, (b)도는 x=1.1일때 사진이다.1 is a phase diagram of a high-temperature superconducting composition of Y-Ba-Cu-O system. FIG. 2 is an optical micrograph of a free surface of a specimen obtained by sintering a high temperature superconducting composition whose composition formula is represented by YxBa 2 Cu 3 O 7 -y, (a) is a photograph when x = 1.0, and (b) Figure is a photograph when x = 1.1. FIG. 3 is an optical micrograph of the polished surface of the specimen prepared by partially melting the composition of FIG. 2 at 1100 ° C., (a) is a photograph when x = 1.0, and (b) is x = 1.1 When is a picture.

Claims (2)

Y-Ba-Cu-O계의 고온 초전도성 조성물을 제조하는데 있어서, 이트륨을 과량으로 첨가하여 부분 용융법으로 제조하는 것을 특징으로 하는 고온 초전도성 조성물.A high-temperature superconducting composition characterized in that the high-temperature superconducting composition of the Y-Ba-Cu-O system is prepared by partial melting by adding an excess of yttrium. 제1항에 있어서, 상기 조성물의 조성식이 YxBa2Cu3O7-y이고 여기서 1.0<X<1.2인것을 특징으로 하는 고온 초전도성 조성물.The high temperature superconducting composition of claim 1, wherein the composition formula is YxBa 2 Cu 3 O 7 -y, wherein 1.0 <X <1.2. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900006655A 1990-05-10 1990-05-10 High Temperature Superconducting Composition KR910019909A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900006655A KR910019909A (en) 1990-05-10 1990-05-10 High Temperature Superconducting Composition

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Application Number Priority Date Filing Date Title
KR1019900006655A KR910019909A (en) 1990-05-10 1990-05-10 High Temperature Superconducting Composition

Publications (1)

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KR910019909A true KR910019909A (en) 1991-12-19

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KR1019900006655A KR910019909A (en) 1990-05-10 1990-05-10 High Temperature Superconducting Composition

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