Giant magnetoresistance in oxypnictides (La,Nd)OMnAs

Nicolas Emery, Eve J. Wildman, Janet M. S. Skakle, Gaetan Giriat, Ron I. Smith, Abbie McLaughlin

Research output: Contribution to journalArticle

35 Citations (Scopus)

Abstract

A sizeable negative magnetoresistance (MR) has been observed for oxypnictides LnOMnAs (Ln = La,Nd). MR up to -24% is observed at 200 K for LaOMnAs which is unprecedented for divalent Mn2+. Both materials are weak ferromagnets with transition temperatures above room temperature.

Original languageEnglish
Pages (from-to)6777-6779
Number of pages3
JournalChemical Communications
Volume46
Issue number36
DOIs
Publication statusPublished - 2010

Keywords

  • range-hopping regime
  • quantum-interference
  • superconductivity

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