Magnetic susceptibility and specific heat of LiNi1.5P2O7

  • K. Rissouli*
  • , M. Bettach
  • , K. Benkhouja
  • , A. Sadel
  • , M. Zahir
  • , M. Pierrot
  • , A. Derrory
  • , M. Drillon
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

The structure of the diphosphate LiNi1.5P2O7 solved in our laboratory, shows that the Ni2+ ions are located in octahedra, which share a common edge and form trimer chains in a zigzag arrangement parallel to the b axis. The thermal evolution of the reciprocal magnetic susceptibility of LiNi1.5P2O7 shows an antiferromagnetic interactions (Θp = -5.7K). The specific heat presents a sharp maximum at 15K close to that observed in the temperature dependence of χ plot, indicates the existence of tridimensional magnetic transition. A weak maximum, detected towards 18K, can be attributed to a low dimensionality order (ID) owing to the presence of the trimer chains of Ni2+ ions.

Original languageEnglish
Pages (from-to)103-106
Number of pages4
JournalAnnales de Chimie: Science des Materiaux
Volume23
Issue number1-2
DOIs
StatePublished - 1998
Externally publishedYes

ASJC Scopus subject areas

  • Materials Chemistry

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