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Effect of Si and Ga substitutions on the magnetocaloric properties of NiCoMnSb quaternary Heusler alloys
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10.1063/1.3554219
/content/aip/journal/jap/109/7/10.1063/1.3554219
http://aip.metastore.ingenta.com/content/aip/journal/jap/109/7/10.1063/1.3554219
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

X-ray diffraction patterns of the Ni46Co4Mn38Sb12−x (Si, Ga)x alloys.

Image of FIG. 2.
FIG. 2.

(Color online) Temperature variation of magnetization in ZFC and FCC modes in a field of 1 kOe for (a) x = 0.75 and (b) x = 1 in Ni46Co4Mn38Sb12−xSix alloys and for (c) x = 0.5 and (d) x = 1 in Ni46Co4Mn38Sb12−xGax alloys.

Image of FIG. 3.
FIG. 3.

(Color online) Field dependence of magnetization for (a) Si0.75, (b) Si1, (c) Ga0.5, and (d) Ga1 in Ni46Co4Mn38Sb12−xZx (Z = Si and Ga) alloys.

Image of FIG. 4.
FIG. 4.

(Color online) Arrott plot for (a) Ni46Co4Mn38Sb11Si1 and (b) Ni46Co4Mn38Sb11Ga1.

Image of FIG. 5.
FIG. 5.

(Color online) Temperature dependence of the magnetic entropy change under different magnetic fields for (a) Ni46Co4Mn38Sb11.25Si0.75, (b) Ni46Co4 Mn38Sb11Si1, (c) Ni46Co4Mn38Sb11.5Ga0.5, and (d) Ni46Co4Mn38Sb11Ga1 alloys.

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/content/aip/journal/jap/109/7/10.1063/1.3554219
2011-03-29
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Effect of Si and Ga substitutions on the magnetocaloric properties of NiCoMnSb quaternary Heusler alloys
http://aip.metastore.ingenta.com/content/aip/journal/jap/109/7/10.1063/1.3554219
10.1063/1.3554219
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