“…1(B). To date, innovative types of materials include Heusler alloys, 28,29 LaFe 13− x Si x alloys, 30–33 Fe-based alloys, 34 MnAs, 35 spinnel ferrites, 36–38 perovskite magnanites, 9,15–17,27,39–41 double perovskites, 19 and composite. 42–44 This was aimed at obtaining MCE materials with ideal criteria for magnetic refrigeration applications.…”