Degradation of Oxalic Acid and Bisphenol A by Photocatalytic Ozonation with g-C3N4 Nanosheet under Simulated Solar Irradiation

被引:11
|
作者
Liao, Gaozu [1 ]
Zhu, Dongyun [1 ]
Li, Chenchen [1 ]
Lan, Bingyan [1 ]
Li, Laisheng [1 ]
机构
[1] South China Normal Univ, Sch Chem & Environm, Guangzhou 510006, Guangdong, Peoples R China
关键词
Ozone; Carbon Nitride; Catalytic Capability; Nanosheet; Advanced Oxidation; Photocatalytic Ozonation; Synergistic Effect; VISIBLE-LIGHT IRRADIATION; CATALYTIC OZONATION; AQUEOUS-SOLUTION; WATER-TREATMENT; WASTE-WATER; OXIDATION; MECHANISM; POLLUTANTS; EFFICIENCY; OZONE;
D O I
10.1080/01919512.2016.1151349
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Photocatalytic ozonation of organics under simulated solar irradiation with a g-C3N4 nanosheet was investigated. g-C3N4 was prepared by calcinations of urea and characterized by TEM, BET, XRD and UV-Vis. Oxalic acid and bisphenol A were used as model substances to evaluate its catalytic ability. The results showed that g-C3N4 possess 2D nanosheet structure. The degradation ratio of oxalic acid and bisphenol A with g-C3N4/O-3/Solar was 1.50 and 1.92 times as great as the sum ratio when it was individually degraded by g-C3N4/Solar and O-3, separately. The results of recycling experiment indicated that g-C3N4 catalyst is very stable under experimental conditions.
引用
收藏
页码:312 / 317
页数:6
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