以稀土硬脂酸盐为前驱体,采用溶剂热法合成了单分散的NaGdF4：Yb,Er上转换荧光纳米颗粒.通过透射电子显微镜（TEM）、X射线衍射仪（XRD）、荧......

Nano magnetic composite is a kind of heterogeneous material. Scientists found the symmetrical and dual symmetrical pheno......