二氧化钛的光谱敏化 SPECTROSCOPIC SENSITIZATION OF TITANIUM DIOXIDE 高翠琴 Gao Cuiqin Dong Chinhua 1 first-author 董庆华 1 武汉大学化学系 武汉大学化学系 Department of Chemistry,Wuhan University Department of Chemistry,Wuhan University 探索了用 K,Fe(CN) 6 敏化 TiO 2 粉末和多晶 TiO 2 电极的条件.结果表明,在 pH≤3的酸性条件下,K 4 Fe(CN) 6 可以敏化 TiO 2 ,使其光吸收范围扩展到600nm 以上,使多晶 TiO 2 电极的光响应电流提高36%左右. The conditions of sensitization of titanium dioxide electrode using K 4 Fe(CN) 6 can sen- sitize titanium dioxide in the pH range of pH≤3.With the result of sensitization by K 4 Fe(CN) 6 that the optical absorption range extended to more than 600 nm and photocurrent On the polycrystalline ti- tanium dioxide electrode increased by a factor of 36 %. 二氧化钛 光谱敏化 铁氰化钾 O644.14 国家自然科学基金资助的课题 1993-04-01 2021-04-01 4