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采用激光气相法制备出了Ｆｅ／Ｎ，Ｆｅ／Ｎ／Ｃ超微粒子．用Ｘ－射线衍射、透射电镜和红外光谱研究了样品的特性．
The Fe / N, Fe / N / C ultrafine particles were prepared by laser gas phase method. The properties of the samples were investigated by X-ray diffraction, transmission electron microscopy and infrared spectroscopy.