Superconducting Phase Formation and Properties in the Bi-Sr-Ca-Cu-O System

Bi-Sr-Ca-Cu-O 계에서 초전도체 상형성 및 특성

  • 남궁찬 (육군 제3사관학교부 물리학과) ;
  • 이상윤 (경북대학교 물리학과)
  • Published : 1996.06.01

Abstract

Bi-Sr-Ca-Cu-O 계에서 상형성에 관해 연구하였다. 임계온도가 80K인 초전도체는 Bi-Sr-Ca-Cu의 몰비율이 2:2:1:2의 성분으로부터 solid state synthesis의 방법으로 합성하였다. 이때 이상에 대한 x-ray diffraction pattern은 모두 색인하였다. 2:2:1를 기본으로한 solid solution의 형성을 Bi2Sr2-xCa1+yCu2O8+$\delta$으로 단일상(single phase)을 형성하고 있으며, 이때 x와 y의 범위는 0

Keywords

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