First-ordered phase transition

The magnetocaloric effect of Ni 43Mn 46 - xV xSn 11 (x = 0.00, 0.75, 1.25, 1.50) alloys has been investigated. It is revealed that partial substitution of V for Mn dramatically enhances the magnetic entropy change from 15.4 J/kg.K for x=0 to 36.1 …