Polarized neutron scattering study of the CuO2 chains in Ca 2Y2Cu5O10

Masaaki Matsuda, Mitsutaka Nakamura, Masayasu Takeda, Kazuhisa Kakurai, Hirotaka Yamaguchi, Toshimitsu Ito, Kunihiko Oka

Research output: Contribution to journalArticlepeer-review

Abstract

Polarized neutron scattering experiments were performed in a quasi-one-dimensional magnet Ca2Y2Cu5O 10, which consists of the edge-sharing CuO2 chains and shows an antiferromagnetic long-range ordering below TN = 29.5 K with ferromagnetic coupling along the chain. It is confirmed that the magnetic moments point along the b-axis perpendicular to the CuO2 plane. This result combined with that of the previous unpolarized neutron scattering experiments clearly indicates that some fraction of the magnetic moments in the CuO2 unit exists at the oxygen sites.

Original languageEnglish
Pages (from-to)711-712
Number of pages2
JournalPhysica B: Physics of Condensed Matter
Volume329-333
Issue numberII
DOIs
StatePublished - May 2003
Externally publishedYes

Keywords

  • CaY CuO
  • Magnetic structure
  • Polarized neutron
  • Quasi-one-dimensional magnet

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