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1. 青岛科技大学 材料科学与工程学院,山东 青岛,266042
2. 美国密苏里州立大学 物理、天文与材料科学系, 密苏里州 斯普林菲尔德 65897
纸质出版日期:2013-1-10,
收稿日期:2012-11-20,
修回日期:2012-12-8,
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孙琼, 孙先淼, 李阳, 董立峰. 具有阵列-簇双层结构的TiO<sub>2</sub>纳米棒的光电性能[J]. 发光学报, 2013,(1): 61-65
SUN Qiong, SUN Xian-miao, LI Yang, DONG Li-feng. Photoelectrical Properties of Ti<sub>O</sub>2 Nanorods with An Array-cluster Double-layered Structure[J]. Chinese Journal of Luminescence, 2013,(1): 61-65
孙琼, 孙先淼, 李阳, 董立峰. 具有阵列-簇双层结构的TiO<sub>2</sub>纳米棒的光电性能[J]. 发光学报, 2013,(1): 61-65 DOI: 10.3788/fgxb20133401.0061.
SUN Qiong, SUN Xian-miao, LI Yang, DONG Li-feng. Photoelectrical Properties of Ti<sub>O</sub>2 Nanorods with An Array-cluster Double-layered Structure[J]. Chinese Journal of Luminescence, 2013,(1): 61-65 DOI: 10.3788/fgxb20133401.0061.
选择硫酸氧钛(TiOSO
4
)作为无机钛源前驱体
通过温和的水热法在掺氟氧化锡导电玻璃基底(FTO)上直接合成单晶金红石相TiO
2
纳米棒薄膜
呈现阵列-簇双层结构。在模拟太阳光照射下
该纳米棒薄膜的短路电流可达到0.17mA/cm
2
是相同条件下由四异丙醇钛[Ti(
i
Pro)
4
]为有机钛源而制备的TiO
2
纳米棒薄膜的2 倍多。实验结果表明
多维层状结构和无机硫酸氧根离子(OSO
4
4-
)的存在对TiO
2
纳米棒薄膜的光电流响应有促进作用。
Titanium oxysulfate (TiOSO
4
) was used as an inorganic titanium precursor to synthesize TiO
2
nanorods on a transparent
conductive fluorine-doped tin oxide (FTO) substrate by a facile hydrothermal process. The TiO
2
nanorod film was rutile phase and exhibited an array-cluster double-layered structure. Under the illumination of a solar simulator
the short-circuit photocurrent density of TiO
2
nanorods maximized at 0.17 mA/cm
2
which was over twice that of samples originating from organic titanium isopropoxide [Ti(
i
Pro)
4
] under the same conditions. Multi-dimensional structure and the participation of inorganic oxysulfate (OSO
4
4-
) anion contribute to the enhanced photocurrent response of TiO
2
nanorod films.
TiO2纳米棒水热法形貌光电性能
TiO2 nanorodhydrothermal methodmorphologyphotoelectrical property
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Hirano M, Nakahara C, Ota K, et al. Direct formation of zirconia-doped titania with stable anatase-type structure by thermal hydrolysis [J]. J. Am. Ceram. Soc., 2002, 85(5):1333-1335.
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