Influence of the consistence and decomposition temperature of carbonyl iron on particle size was studied.The select of the surface active agent and carrier was also discussed.

• 研究了羰基铁蒸气的浓度、热分解温度等条件对纳米级颗粒形成的影响，同时对界面活性剂、载液的选择也进行了探讨。