Variation of the cell volume of as a function of the metallic radius of (Ref. 20). The dotted line is a guide for the eye.
Thermal variation of the magnetization of .
Thermal variation of the real and imaginary (in inset) parts of the ac-susceptibility of .
Field dependence of the magnetization of at 300, 200, 100, and 5 K.
Field dependence of the ac-susceptibility of at 300, 200, 100, and 5 K .
Neutron diffraction patterns of at 289, 220, and 1.4 K.
Thermal variation of the cell parameters of from neutron data refinements. The inset shows the temperature dependence of the component of the wave vector . The lines are guides for the eye.
Thermal variation of the magnetic entropy change of for applied field changes of 0.6, 1.0, 2.0, 3.0, and 5.0 T.
Refined parameters of from neutron data at 289, 230, and 1.4 K.
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