大家好,我研究生所学的专业是材料物理与化学,现临近毕业了,下面就我刚进实验室所进行的研究工作()拿出来和大家分享下。
我的主要工作是溶剂热法制备ZnS纳米结构,其他硫属化合物的溶剂热制备也有部分了解,对于CVD方法,热蒸发方法也有一定认识。
Synthesis and characterization of zinc sulfide hollow microspheres
Wang
a Department of Physics, Xinjiang University, Urumqi 830046, Xinjiang, P.R. China
b Institute of Physics, Chinese Academy of Sciences, Beijing 100190, P.R. China
The successful synthesis of ZnS hollow microspheres by a solvothermal route is reported. The synthesis was achieved by a proper selection of a sulfur source, i.e. Na2S2O3·5H2O or (NH2)2CS, to react with Zn(CH3COO)2·2H2O in mixed solvents of ethylene glycol and deionized water. The ZnS products were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM) and photoluminescence spectroscopy. XRD identified the ZnS products to have either zincblende or wurtizite structure. SEM images revealed hollow ZnS microspheres with 1-2 μm diameters and 100-200 nm shell thicknesses. TEM images confirmed that the hollow ZnS microspheres were assembled by ZnS crystalline nanocrystallites. The room-temperature photoluminescence spectrum of the zincblende hollow micorspheres shows a strong green emission at 514 nm and weak emission at 379 nm.
以下以图片形式上传,
文中XRD图片
文中主要SEM图片
以上是研究生前期工作,研二下学期工作仍放在导师手中修改,发表后再拿出来和大家分享下。
如有做相关方面的朋友,欢迎大家一块就你们所做进行讨论。
可以探讨下以后发展方向之类...祝好!