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Crystal and magnetic structures of Y2CrS4
Authors:Keitaro Tezuka  Yue Jin Shan  Kenji Ohoyama
Affiliation:a Department of Applied Chemistry, Faculty of Engineering, Utsunomiya University, Utsunomiya, Tochigi 321-8585, Japan
b Institute for Materials Research, Tohoku University, Sendai, Miyagi 980-8577, Japan
Abstract:Chromium(II) sulfide, Y2CrS4, prepared by a solid-state reaction of Y2S3 and CrS, showed an antiferromagnetic transition at 65 K. The neutron diffraction patterns at 10 and 90 K were both well refined with the space group Pca21. At 90 K, cell parameters were a=12.5518(13) Å, b=7.5245(8) Å, and c=12.4918(13) Å. At 10 K, magnetic peaks were observed, which could be indexed on the same unit cell. Magnetic moments of chromium ions were parallel to the b-axis and antiferromagnetically ordered in each set of the 4a sites.
Keywords:A. Chalcogenides   C. Neutron scattering   D. Crystal structure   D. Magnetic properties   D. Magnetic structure
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