在添加酸为柠檬酸、对甲基苯磺酸、磷酸的情况下制备出由纳米片组装而成的微米级银颗粒，其表面形貌分别类似于板栗壳、毛线团和杨桃。
We prepare micro silver particles with special the morphology when the adding acid are citric acid , p-toluenesulfonic acid and phosphoric acid , the surface of these micro scale silver particles is consisting of nanoparticles .
毛线团