In this year it consists of (1) ferrte material with high permeability, (2) new rare earth-transit metal magnetic material, (3) special magnetic property of Mn oxide with perofskite structure, (4) spin-wave mode in submicren magnetic dots and magnetic nanowire, (5) new manufacture technology of Nd-Fe-B system magnetic material.

On defects structure of manganese zinc ferrite nanocrystallines by positron annihilation lifetime spectroscopy

The test results show that the preparation of magnetized paper fiber filled by manganese zinc ferrite is feasible at relatively low temperature.

Coagulation and sedimentation method were used for treating an effluent of a manganese zinc ferrite production factory based on the bench scale experiments, in which chemical and physical conditions for treatment were identified.

Synthesis and magnetic properties of Mn-Zn ferrite nanoparticles;

Adsorption behaviour of PEI on Mn-Zn ferrite magnetic nanoparticles;

Preparation and characterization of Mn-Zn ferrite magnetic nanoparticles for tumor hyperthermia;

Microwave hydrothermal synthesis of MnZn ferrites nanopowder;

MnZn ferrites near 10 nm size were successfully prepared by ball milling assistanted hydrothermal at the low temperature of 120℃, for 3h.

MnZn ferrites powder was prepared by mechanochemical method using MnO2,Fe2O3 and ZnO as raw materials.

In order to improve the density and mechanical strength of manganese-zinc ferrite, the effects of substituting Ni for Mn in manganese-zinc ferrite with a nominal composition of the Zn0.

Through the monitoring on the frequency performance and square-wave response performance of Manganese-Zinc ferrite coil withdifferent sizes、different raˉtios of winding and different matching impedances,the result .

This paper introduces the main methods for preparing manganese-zinc ferrite materials, including traditional dry method process (ceramic process) and wet method process.