Anisotropy of the magnetoresistance in ferromagnetic shape memory alloy Ni52Mn16.4Fe8Ga23.6 single crystal

Zongwen Liu, Z. Y. Zhu, S. Y. Yu, H. Z. Luo, J. L. Chen, G. H. Wu*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

We have studied the magnetotransport properties of the quaternary Heusler alloy Ni52Mn16.4Fe8Ga23.6 single crystal. The magnetoresistance (MR) {=[R(H)-R(0)]/R(0)} behavior shows a clear anisotropy at martensite state and the origin is mainly attributed to the different preferred orientations of martensite variants in three different crystallographic directions. At austenite state, the MR ratio increases linearly with increasing magnetic field and no anisotropy has been observed.

Original languageEnglish (US)
Pages (from-to)69-72
Number of pages4
JournalJournal of Magnetism and Magnetic Materials
Volume319
Issue number1-2
DOIs
StatePublished - Dec 2007
Externally publishedYes

Keywords

  • Anisotropy
  • Ferromagnetic shape memory alloy
  • Magnetoresistance
  • Single crystal

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics

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