Mn-Ce双金属/活性炭催化臭氧化处理亚甲基蓝废水
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董静文,邢波,杨郭,贾萌,刘兴勇
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Treatment of methylene blue wastewater by catalytic ozonation using Mn-Ce bimetal/activated carbon as catalyst
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Jingwen Dong,Bo Xing,Guo Yang,Meng Jia,Xingyong Liu
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表1 催化剂性质
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催化剂 | SSABET(m2·g-1)/ | SSAmicro/(m2·g-1) | Vt /(cm3·g-1) | Vmicro/(cm3·g-1) | Vmeso/(cm3·g-1) | pHsurface | AC | 700 | 633 | 0.336 | 0.262 | 0.109 | 5.02 | 6%Mn/AC | 666 | 615 | 0.318 | 0.257 | 0.104 | 6.10 | 6%Ce/AC | 657 | 592 | 0.316 | 0.246 | 0.099 | 6.35 | 4%Mn-2%Ce/AC | 594 | 534 | 0.295 | 0.226 | 0.101 | 6.25 | 2%Mn-4%Ce/AC | 623 | 574 | 0.303 | 0.244 | 0.097 | 6.26 | 3%Mn-3%Ce/AC | 635 | 591 | 0.300 | 0.247 | 0.091 | 6.25 |
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