对掺杂硝酸铁和硝酸镍复合炸药前驱体,采用爆轰法合成碳包覆铁镍合金纳米颗粒.通过XRD,TEM,XRF,VSM等方法对合成的碳包覆合金纳米颗粒的形貌特征、结构组成及磁性行为进行了分析表征.结果表明,通过有效调整前驱体中金属源材料比例和碳材料组成,可爆轰合成较为完美的核壳结构碳包覆铁镍纳米颗粒,所得球形的纳米颗粒尺寸主要分布在10～60 nm范围内且分散性较好,组成核主要由不同比例的铁镍元素构成,外壳层主要由石墨碳构成;由室温下磁性分析可知,该纳米颗粒表现出良好的超顺磁性.
参考文献
| [1] | Peng Kun;Zhou Lingping;Hu Aiping et al.[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,2007,454-455:211. |
| [2] | Ruoff R S;Lorents D C;Chan B et al.[J].Science,1993,259:346. |
| [3] | Xu Bingshe;Guo Junjie;Wang Xiaomin et al.[J].Carbon,2006,44:2631. |
| [4] | Zhang ZD.;Skorvanek I.;Wen GH.;Kovac J.;Wang FW.;Yu JL. Li ZJ.;Dong XL.;Jin SR.;Liu W.;Zhang XX.;Zheng JG. .Shell/core structure and magnetic properties of carbon-coated Fe-Co(C) nanocapsules[J].Journal of Physics. Condensed Matter,2001(9):1921-1929. |
| [5] | Kiseleva T Yu;Novakova A A;Tarasov B P et al.[J].Hydrogen Mater Sci Chem Carbon Nanomater,2004,153:68. |
| [6] | 雷中兴 .[J].J Magn Mater Devices(磁性材料与器件),2003,34:4. |
| [7] | Wendy Teunissen;Frank M.F.de Groot;John Geus;Odile Stephan;Marcel Tence;Christian Colliex .The Structure of Carbon Encapsulated NiFe Nanoparticles[J].Journal of Catalysis,2001(1):169-174. |
| [8] | An Yuliang;Qiu Jieshan;Zhao Zhongbin.[A].Oviedo:ICC,2003 |
| [9] | Yu Chang;Qiu Jieshan .[J].Chemical Engineering Research and Design,2008,86:904. |
| [10] | 李瑞勇.Detonation Synthesis of Nanometer Alumina and Control Study about Its Phase and Dimension (爆轰法合成氧化铝及其控制的研究)[J].大连:大连理工大学,2006 |
| [11] | Qu Y D;Li X J;Li R Y et al.[J].Materials Research Bulletin,2008,43:97. |
| [12] | Xie Xinghua;Li Xiaojie;Zhao Zheng et al.[J].Powder Technology,2006,169:143. |
| [13] | Wang Xiaohong;Li Xiaojie;Yan Honghao .[J].Appl Phys A:Mater Sci Tech Process,2008,90(03):417. |
| [14] | 宛德福.Theory of Magnetism and Applications (磁学原理及应用)[M].武汉:华中科技大学出版社,1996 |
| [15] | Leslie-Pelecky D L;Rieke R D .[J].Chemistry of Materials,1996,8:1770. |
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