采用水热合成法以金红石型纳米TiO2粉为原料制备钛酸纳米管,考察了搅拌、酸洗及焙烧温度对纳米管的形成和结构的影响,并通过TEM观察了产物的形貌、结构.结果显示:持续搅拌能促进原料粉末的定向生长,有利于形成钛酸纳米片;酸洗是纳米管的形成阶段;300℃是纳米管转变为长棒状晶柱的临界温度.实验表明以优化的水热合成法制得的纳米管形貌均一,长度超过1μm,钛酸纳米管长径比为125:1.
参考文献
| [1] | Iijima S.Nature,1991,354 (6348):56-58. |
| [2] | Tenne R,Margulis L,Genut M,et al.Nature,1992,360(6403):444-446. |
| [3] | Hoyer P.Langmuir,1996,12:1411-1413. |
| [4] | Kasuga T,Hiramatsu M,Hoson A,et al.Langmuir,1998,14:3160-3163. |
| [5] | Du G H,Chen Q,Che R C,et al.Applied Physics Letters,2001,79(22):3702-3704. |
| [6] | Chen Q,Du G H,Peng L M.Journal of Chinese Electron Microscopy Society,2002,21(6):265-269. |
| [7] | Zhang J W,Guo X Y,Jin Z S,et al.Chinese Chemical Letters,2003,14(4):419. |
| [8] | Bavykin D V,Parmon V N,Lapkin A A,et al.Journal of Materials Chemistry,2004,14:3370-3377. |
| [9] | 李晓红,张校刚,力虎林.高等学校化学学报,2001,22(1):130-132. |
| [10] | Akita T,Okumura M,Tanaka K,et al.Surface and Interface Analysis,2005,37:265-269. |
| [11] | 王保玉,郭新勇,张治军.等.高等学校化学学报,2003,24(10):1838-1841. |
| [12] | Yang J J,Jin Z S,Wang X D,et al.Dalton Transactions,2003,(20):3898-3901. |
| [13] | Suzuki Y,Yoshikawa S.Journal of Materials Research,2004,19(4):982-985. |
| [14] | Nakahira A,Kato W,Tamai M,et al.Journal of Materials Science,2004,39:4239-4245. |
| [15] | 张青红,高濂,郑珊,等.化学学报,2002,60(8):1439-1444. |
| [16] | Chen Q,Zhou W Z,Du G H,et al.Advanced Materials,2002,14 (17):1208-1211. |
| [17] | Zhang J W,Guo X Y,Jin Z S,et al.Chinese Chemical Letters,2003,14 (4):419. |
| [18] | Ma R Z,Bando Y,Sasaki T.Chemical Physics Letters,2003,380:577. |
| [19] | Tsai C C,Teng H.Chemical materials,2004,16:4352-4358. |
| [20] | Zhang S,Peng L M,Chen Q,et al.Physical Review Letters,2003,91(25):2561031-2561034. |
| [21] | Zhang M,Jin Z S,Zhang J W,et al.Journal of Molecular catalysis A:Chemical,2004,217:203-210. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%