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Low field giant magnetocaloric effect in RNiBC (R = Er and Gd) and enhanced refrigerant capacity in its composite materials
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10.1063/1.4752738
/content/aip/journal/apl/101/12/10.1063/1.4752738
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/12/10.1063/1.4752738
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Temperature dependence of the reciprocal susceptibility (1/χ) for RNiBC (R = Er and Gd) compounds in an external magnetic field H = 0.1 T. Inset shows the temperature dependence of the ZFC and FC magnetization in a magnetic field of 0.1 T for RNiBC (R = Er and Gd).

Image of FIG. 2.
FIG. 2.

(a) Magnetic isotherms for ErNiBC at some selected temperatures. (b) The plots of H/M versus M2 for ErNiBC at some selected temperatures.

Image of FIG. 3.
FIG. 3.

Temperature dependence of magnetic entropy change −ΔS M with the magnetic field changes of 0.5, 1, and 2T for RNiBC (R = Er and Gd) compounds.

Image of FIG. 4.
FIG. 4.

Temperature dependence of magnetic entropy change −ΔS comp for the x ErNiBC + (1 − x) GdNiBC composite materials for the magnetic field changes of 1T and 2T.

Image of FIG. 5.
FIG. 5.

The full width at half maximum in ΔS M (T) curve δT FWHM and refrigerant capacity RC comp of the x ErNiBC + (1 − x) GdNiBC composite materials as a function of weight fraction x under the field changes of 1T and 2T.

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/content/aip/journal/apl/101/12/10.1063/1.4752738
2012-09-17
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Low field giant magnetocaloric effect in RNiBC (R = Er and Gd) and enhanced refrigerant capacity in its composite materials
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/12/10.1063/1.4752738
10.1063/1.4752738
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