Full text loading...
A SEM image of nanocrystalline . The inset is a TEM image of this sample.
ZFC and FC magnetization data taken at a 10 mT applied field for the bulk and nanocrystalline samples.
The hysteresis loops taken at 200 and 75 K for the bulk (a) and nano (b) samples. The inset shows a family of isothermal magnetization curves taken at different fixed temperatures between 10 and 300 K for the nanocrystalline sample.
Temperature dependence of magnetic entropy change at different applied fields up to 5 T for the nanocrystalline sample. The inset shows the temperature dependence of for for the bulk and nano samples.
Maximum entropy change, , and refrigerant capacity at the peak temperature, , for the bulk and nanocrystalline and other magnetocaloric materials, within the similar temperature range.
Article metrics loading...