离子液体中电沉积制备钴纳米线阵列 |
Electrodeposition of Cobalt Nanowires Array from an Ionic Liquid |
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关键词: 多孔氧化铝模板 离子液体 电沉积 钴纳米线 |
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Abstract: Porous anodic alumina (PAA) was used as a template to prepare Co nanowires array from 1-ethyl-3-methylimidazolium chloride ionic liquid by direct current method. The surface morphology of porous anodic alumina template was observed by field emission-scanning tunneling microscopy (FE-SEM) before and after the electrodeposition of Co nanowires. The electrodeposition of Co nanowires was characterized by transmission electron microscopy (TEM) and X-ray powder diffraction (XRD). TEM results indicate that the Co nanowire surface is coarse and porous when aqueous solution was used as electrolyte, and the Co nanowire deposited from the ionic liquid is uniform and smooth. XRD results show that the electrodeposition of Co is a mixture of crystal and microcrystal phase. |
Keywords: porous anodic aluminum oxide template ionic liquids electrodeposition cobalt nanowires |
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杨培霞,安茂忠,苏彩娜,王福平.离子液体中电沉积制备钴纳米线阵列[J].无机化学学报,2007,23(9):1501-1504. |
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