By using a new method, 60C0 γ-ray irradiation, Fe3O4 magnetic nano-particles were successfully synthesized at room temp......

采用化学合成法及溶胶凝胶工艺制备了聚酰亚胺（PI）／纳米Fe2O3复合材料，采用古埃法、傅立叶变换红外光谱分析、吸水性能测试、拉伸性能......