以硝酸镧为原料,氢氧化钾为矿化剂,采用水热法成功制备出了氢氧化镧纳米线,并利用X射线衍射(XRD),选区电子衍射(SAED),透射电子显微镜(TEM)对所形成纳米线的物相和结构进行了表征.探讨了氢氧化镧纳米线的生长机制,和温度对其形貌变化的影响规律.研究发现,由于较大的晶体结构各向异性.六方相氢氧化镧沿[100]晶向取向生长,合成出单晶的氢氧化镧纳米线;较高的反应温度有利于制备相对较长,结晶完善的氢氧化镧纳米线的合成.
参考文献
| [1] | Michael S Palmer;Matthew Neurock;Michael M .[J].Journal of the American Chemical Society,2002,124(28):8452. |
| [2] | Anne Harwood Peruski;Linwood Hill Johnson III;Leonard Francis Peruski Jr .[J].Journal of Immunological Methods,2002,263:35. |
| [3] | Capobianco J A;Vetrone F;Boyer J C et al.[J].Optical Materials,2002,19:259. |
| [4] | Bin Li;Yi Xie;Jiaxing Huang et al.[J].Advanced Materials,1999,11(17):1456. |
| [5] | David C Bell;Yue Wu;Carl J et al.[J].Microscopy Research and Technique,2004,64:373. |
| [6] | Akira Tsubouchi;Thomas C Bruice .[J].Journal of the American Chemical Society,1995,117:7399. |
| [7] | Davide Cozzoli P;Andreas Kornowski;Horst Weller .[J].Journal of the American Chemical Society,2003,125(47):14539. |
| [8] | Xiangyang Ma;Hui Zhang;Yujie Ji .Synthesis of ultrafine lanthanum hydroxide nanorods by a simple hydrothermal process[J].Materials Letters,2004(7/8):1180-1182. |
| [9] | 郑燕青,施尔畏,李汶军,王步国,胡行方.晶体生长理论研究现状与发展[J].无机材料学报,1999(03):321-332. |
| [10] | Youngwook Jun;Jinsin Choi;Jinwoo Cheon .[J].Angewandte Chemie International Edition,2006,45:3414. |
| [11] | Xun Wang;Yadong Li .Synthesis and characterization of lanthanide hydroxide single-crystal nanowires[J].Angewandte Chemie International Edition,2002(24):4790-4793. |
| [12] | Chad R. Peterson;Elliott B. Slamovich .Effect of processing parameters on the morphology of hydrothermally derived PbTiO{sub}3 powders[J].Journal of the American Ceramic Society,1999(7):1702-1710. |
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