纳米材料在环境保护领域的应用备受关注,其中二氧化锰纳米材料因其独特的性质在修复水体重金属污染方面展现出巨大潜力。二氧化锰纳米材料的制备方法以液相制备为主,不同的制备方法在制备二氧化锰纳米材料的过程中,对材料的形貌、晶型、尺寸等物理性质有一定影响。总结了二氧化锰纳米材料的液相制备方法,阐述了不同液相制备方法的特点及优势。对二氧化锰纳米材料在水体重金属污染修复方面的研究进展进行了归纳整理,包括吸附过程的环境因素及重金属的修复过程和机理。二氧化锰纳米材料在水体重金属污染修复应用中仍需关注长期稳定性、生态影响等问题,以推动这一技术应用的开发与发展。
The application of nanomaterials in the field of environmental protection has attracted much attention.Among them,manganese dioxide nanomaterials have shown great potential in remediating heavy metal pollution in water due to their unique properties.The preparation methods of manganese dioxide nanomaterials are mainly dominated by liquid-phase preparation.Different preparation methods have a certain influence on the physical properties such as morphology,crystal form and size of the materials in the process of preparing manganese dioxide nanomaterials.In this paper,the liquid-phase preparation methods of manganese dioxide nanomaterials were summarized,and the characteristics and advantages of different liquid-phase preparation methods were expounded.The research progress of manganese dioxide nanomaterials in the remediation of heavy metal pollution in water was reviewed,including the environmental factors of adsorption process and the remediation process and mechanism of heavy metals.In the application of manganese dioxide nanomaterials in the remediation of heavy metal pollution in water,the long-term stability and ecological impact of manganese dioxide nanomaterials still need further attention to promote the development and development of this technology.
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基金资助
国家青年自然基金项目(42407064);中央引导地方科技发展资金项目(236Z4204G);河北省高等学校科学技术研究项目(ZD2022119);河北省自然科学基金项目(D2022403016)
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