Institute of Advanced Magnetic Materials;
College of Materials&Environmental Engineering;
Hangzhou Dianzi University;
Hangzhou;
310018;
China;
School of Materials Science and Engineering;
State Key Laboratory of Silicon Materials;
Key Laboratory of Novel Materials for Information Technology of Zhejiang Province;
Zhejiang University;
Hangzhou;
310027;
China;
MnZn ferrite; Multi-ion doping; MHz application; Grain size; Crystallographic mis-orientations;