This paper reports unprecedented preparation of the ferrofluids which is based water ferrites of different content of Dy 3+ by using water in oil(W/O) microemulsion.

• 该文首次报道了用W /O微乳液法制备不同镝 (Dy3 +)含量的水基镝铁氧体磁流体 ,得到制备镝铁氧体磁流体的合适条件 ,所得磁流体的磁性强且稳定性好。