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Inhomogeneous compounds having high magnetic resistance, the production and use thereof

  • US 8,277,960 B2
  • Filed: 05/20/2009
  • Issued: 10/02/2012
  • Est. Priority Date: 05/30/2008
  • Status: Expired due to Fees
First Claim
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1. An inhomogeneous inorganic compound containing an overall phase system comprising a main phase and at least one secondary phase, of whichthe main phase is an intermetallic compound,wherein the intermetallic compoundhas at least three elements per formula unit,is semiconducting or has a metal-semiconductor transition,has a magnetoresistance with an intrinsic field sensitivity of at least 0.1% per 0.1 T,has cubic symmetry with a maximum structural distortion of 10%belongs to half-Heusler phaseshas 8 or 18 valence electrons andis paramagneticand wherein the secondary phaseis metallic and comprises at least one element which occurs in the intermetallic compound.

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