Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference (한국전기전자재료학회:학술대회논문집)

The Korean Institute of Electrical and Electronic Material Engineers (한국전기전자재료학회)
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Syntheses and Characteristics of Layered Perovskite $La_{2-x}Ca_{1+x}Mn_{2}O_{7}$

층상구조형 페롭스카이트 $La_{2-x}Ca_{1+x}Mn_{2}O_{7}$상의 합성 및 특성

  • 서상일 (영남대학교 재료금속공학부) ;
  • 이재열 (영남대학교 재료금속공학부)
  • Published : 2000.11.01
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Abstract

Layered perovskite La$_{2-x}$Ca$_{l-x}$Mn$_2$O$_{7}$ phases were synthesized by solid state reaction. Single phase R-P could be obtained in the range of 0.4$_{2-x}$Ca$_{l-x}$Mn$_2$O$_{7}$. About 30% of MR ratio was obtained at 270K when 5 T of magnetic field was applied.ied.ied.ied.

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