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Temperature dependence of the magnetic susceptibility and the inverse magnetic susceptibility of measured at an applied magnetic field of 0.01 T.
Magnetic isotherms of measured between 4 and 28 K with a temperature step of 2 K.
Temperature dependence of the magnetization at different magnetic fields obtained from data shown in Fig. 2. Inset: vs at 1.7, 2.1, and 3.1 T.
Magnetic hysteresis loop of at 5 K in applied fields up to 5 T. Inset: the hysteresis loop at 5 K in low fields.
Negative magnetic-entropy change of as a function of temperature for different magnetic field changes . Inset: as a function of at 9 K.
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