钴掺杂<strong>TiO<sub>2</sub></strong>纳米管阵列薄膜的制备及其光催化还原性能

钴掺杂TiO₂纳米管阵列薄膜的制备及其光催化还原性能

王世琦,霍文燚,徐正超,张旭海,周雪峰,方峰

Fabrication of Films of Co Doped TiO₂Nanotube Array and their Photocatalytic Reduction Performance

Shiqi WANG,Wenyi HUO,Zhengchao XU,Xuhai ZHANG,Xuefeng ZHOU,Feng FANG

表2 不同钴掺杂量薄膜样品的成分和结构参数

Table 2 Composition and structural parameters of Co0-TONT, Co1-TONT, Co2-TONT and Co4-TONT

Sample	Co content /%, atomic fraction		d-spacing, anatase (004) /nm	Crystallite size, anatase (004) /nm	I(004)/I(101)
Co0-TONT	0	37.967	0.2368	32.6	0.7
Co1-TONT	0.10	37.888	0.2372	44.8	38.4
Co2-TONT	0.19	37.884	0.2373	41.8	22.7
Co4-TONT	0.7	37.867	0.2374	37.3	17.1