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Temperature dependence of magnetizations under 0.05 T for parent LaFe11.7Si1.3C0.2 compared with LaFe11.7Si1.3C0.2Hx with different particle sizes, respectively.
(a) Magnetization isotherms of small LaFe11.7Si1.3C0.2Hx measured around TC = 312 K. (b) Arrott plots for the studied compounds just above their respective TC .
Temperature dependence of ΔSM under the magnetic field changes of 2 T and 5 T, respectively.
Temperature dependence of magnetizations measured before and after press under 0.05 T for LaFe11.7Si1.3C0.2H1.7. The inset shows the images of the compact plate.
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