Materials Reports 2019, Vol. 33 Issue (Z2): 48-52 |
INORGANIC MATERIALS AND CERAMIC MATRIX COMPOSITES |
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Research Progress on Electrode Structure Regulation of TiO2-basedPhotoelectrochemical Sensor |
QI Yunxia, ZHAO Xiaowei, YANG Yongxin, HUANG Dongwei, ZHAO Huiling, DING Haisheng,CHENG Guanglong
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Anhui Key Laboratory of Livestock and Poultry Product Safety Engineering, Institute of Animal Husbandry and Veterinary Medicine, Anhui Academy of Agricultural Science, Hefei 230031 |
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Abstract TiO2 has attracted considerable attentions from researchers due to its advantages of non-toxicity, low cost, good chemical stability and easy modification of biological groups. However, TiO2 has disadvantages such as low utilization of solar visible light, and easy recombination of photogenerated electron-hole pairs, which greatly hampers its researches and potential utilities. In order to solve these problems, the method of constructing composite nanomaterials with narrow bandgap semiconductors, organic molecules, carbon materials and noble metals were applied to modify TiO2. This paper reviews the progress and present status of TiO2 photoelectrochemical sensors, and introduces the improvement of sensing performance of TiO2 photoelectrochemical sensors through modification of TiO2 nanomaterials. Finally, the advantages and disadvantages of TiO2 composite nanomaterials photoelectrochemical sensors are presented, and the future development trend of TiO2 photoelectrochemical sensors is prospected.
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Published: 25 November 2019
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Fund:This work was financially supported by the Special Fund for Agro-scientific Research in the Public Interest (201403071-3), Technical System of Cattle and Sheep Industry in Anhui Province, Key Research and Development Program Projects in Anhui Province (1804a07020138). |
About author:: Yunxia Qi received her Ph. D. in University of Science and Technology of China.Her research has focused on the development of milk quality and safety biosensing detection. Guanglong Cheng, researcher of the Institute of Animal Husbandry and Veterinary Medicine of Anhui Aca-demy of Agricultural Science. He has extensive research experience in the milk quality and quality safety testing, milk quality control, dairy cow health farming and feed nutrition. He has published more than 50 journal papers. |
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