Physics – Condensed Matter – Strongly Correlated Electrons
Scientific paper
2008-07-25
Physics
Condensed Matter
Strongly Correlated Electrons
Scientific paper
10.1103/PhysRevB.78.054416
We report the results of magnetization, heat capacity and neutron scattering studies of LaVO3 single crystals. From the neutron diffraction studies, it was found that the compound is magnetically ordered with a C-type antiferromagnetic spin structure at about 136 K. In the vicinity of the ordering temperature, we also observed hysteresis in the neutron diffraction data measured on cooling and heating which indicates the first order nature of the phase transition. In the antiferromagnetically ordered phase, the inelastic neutron scattering studies reveal the presence of a temperature independent c axis spin-wave gap of about 6 meV which is similar to that previously reported for the sister compound YVO3.
Balakrishnan Ganesh
Ivanov Anatoly A.
Lees Martin Richard
Paul McK. D.
Schefer Juerg
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