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X-ray diffraction patterns of the Ni46Co4Mn38Sb12−x (Si, Ga)x alloys.
(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.
(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.
(Color online) Arrott plot for (a) Ni46Co4Mn38Sb11Si1 and (b) Ni46Co4Mn38Sb11Ga1.
(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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