镧
材料科学
钛酸钙
钛酸酯
降级(电信)
钙钛矿(结构)
催化作用
钙
尿素
兴奋剂
化学工程
氯化胆碱
无机化学
核化学
陶瓷
冶金
化学
有机化学
工程类
电信
光电子学
计算机科学
作者
Roselin Ranjitha Mathiarasu,A. Manikandan,Kurinjinathan Panneerselvam,Matthieu George,K. Kanmani Raja,M.A. Almessiere,A. Baykal,Abdullah M. Asiri,Tahseen Kamal
标识
DOI:10.1016/j.jmrt.2021.11.047
摘要
Water serves as a key component in the basis of life to function and evolve unceasingly. Excessive deterioration of fresh water resources through discarding enormous amounts of dye effluents is becoming a problem of concern. In this work we report a conventional solid-state technique improved with choline chloride: urea DES medium in 1:2 ratio for synthesizing pure calcium titanate (CTO) and lanthanum doped calcium titanate (La x Ca 1-x TiO 3 ; x = 0.0 and 0.5). Both the materials were subjected to photocatalytically degrade reactive dyes RB5, RR198 and RY145. La-doped calcium titanate showed effective degradation efficiency when compared to the pure calcium titanate. On increasing the concentration of the dye, the efficiency of degradation declined gradually. Also, the efficiency was assessed to be greatest for RY145 followed by RR198 and lastly RB5. Efficiency dependence on different pH exposed the enhanced degradation in acidic medium and comparatively lowered pH in basic medium. Recyclability was highly satisfying and promising to validate the real-time applicability of the catalyst.
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