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Low temperature coefficient of resistivity induced by magnetic transition and lattice contraction in Mn3NiN compound

  • Ying Sun
  • , Cong Wang*
  • , Lihua Chu
  • , Yongchun Wen
  • , Man Nie
  • , Fusheng Liu
  • *此作品的通讯作者
  • Beihang University
  • Shenzhen University

科研成果: 期刊稿件 › 文章 › 同行评审

摘要

We report the low temperature coefficient of resistivity (TCR) of antiperovskite Mn3NiN compound for the first time. Interestingly, the resistivity remained almost constant with temperature from 250 K. The dρ/dT value and the TCR were determined to be about 7.17 × 10-8 Ω cm K-1 and 12.3 × 10-5 K-1, respectively. It was found that the low TCR behavior was related to the magnetic transition and large lattice contraction. The origin of low TCR behavior was further analyzed based on the Labbé-Jardin tight-binding approximation model.

源语言英语
页(从-至)686-689
页数4
期刊Scripta Materialia
卷62
期9
DOI
出版状态已出版 - 5月 2010

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