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Author:

李嘉雯 (李嘉雯.) | 郝瑞霞 (郝瑞霞.) | 李宏康 (李宏康.) | 王丽沙 (王丽沙.) | 刘思远 (刘思远.) | 李鹏 (李鹏.) | 孙彤 (孙彤.) | 武旭源 (武旭源.)

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Scopus CQVIP CSCD

Abstract:

为提高粉末状水滑石吸附剂的工程应用性,采用共沉淀法制备了磁性Mg/Al水滑石(Layered Double Hydroxides,LDHs).结合XRD、FTIR、SEM及VSM等材料表征结果,考察了制备条件(磁基质投加量、金属物质的量比和层间阴离子)对其吸附除磷性能、磁学性能及结构特征的影响.结果表明,在Fe_3O_4与Mg~(2+)物质的量比为0.02、Mg/Al物质的量比为2∶1和层间阴离子为Cl~-/OH~-的条件下制备出的磁性Mg/Al-LDHs对TP吸附性能最好,平衡吸附量可达49.60 mg·g~(-1);比饱和磁化强度为2.78 emu·g~(-1),能够实现吸附剂的快速高效磁...

Keyword:

磷酸根 磁性Mg/Al-LDHs 吸附

Author Community:

  • [ 1 ] 北京工业大学北京市水质科学与水环境恢复工程重点实验室

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Source :

环境科学学报

Year: 2020

Issue: 02

Volume: 40

Page: 520-526

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 17

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