... , porosity, grain size and micro structure. 2, NiZn cores offer better miniaturization prospects, for its high electric resistance exceeding ... core is including DR core, RI core, DRWW core, RWW cores, RID core, RHH core, R4H core, F core, ... known due to its technological applications in high frequency inductors, transformer core, microwave devices, middle-frequency transformers, coils and all ...