含铁的纳米矿物质用于可持续的酸盐管理:全面审查和未来的前景
Teng Bao1, Mekdimu Mezemir Damtie2, Chu Yan Wang3
1School of Biology, Food and Environment Engineering, Hefei University, China; Centre for Technology in Water and Wastewater, School of Civil and Environmental Engineering, University of Technology Sydney, Sydney, NSW 2007, Australia; Department of Environmental Engineering, College of Engineering, Pusan National University, 2 Busandaehak-ro 63beon-gil, Geumjeong-gu, Busan 46241, South Korea; Nanotechnology and Molecular Science Discipline, Faculty of Science and Engineering, Queensland University of Technology (QUT), 2 George Street, GPO Box 2434, Brisbane, QLD 4000, Australia.
含铁的纳米矿物质 (ICN) 和改性ICN (mICN) 有效地管理水中的酸盐. 修改后的ICN显示出更高的酸盐亲和力,在废水处理和肥料生产中具有潜在的应用.
科学领域:
- 环境科学 环境科学
- 材料科学 材料科学 材料科学
- 水的化学 水的化学
背景情况:
- 酸盐管理对于应对资源枯竭和高化至关重要.
- 含铁的纳米矿物质 (ICN) 和它们的改性对应物 (mICN) 是酸盐吸附的关键材料,因为它们的表面积和活性很高.
研究的目的:
- 综合审查ICN和mICN在各种水生环境中对酸盐管理的应用.
- 阐明ICNs和mICNs的吸附机制,影响因素和再生策略.
主要方法:
- 对ICN和mICN对酸盐吸附现有文献的审查.
- 分析影响吸附的因素,包括离子强度,竞争性离子/和天然有机物质.
- 评价再生方法和ICN/mICN对环境的影响.
主要成果:
- 与ICN相比,mICN具有更高的酸盐吸附亲和力.
- 吸附机制涉及表面复杂化,沉和静电相互作用.
- 诸如离子强度,共存离子和有机物等因素显著影响吸附效率.
- 氧化对于再生ICN和mICN是有效的.
结论:
- ICN和mICN对于从城市废水,海水和湖泊中去除酸盐是有效的.
- 酸盐和ICN/mICN可以重新用作农业肥料.
- 未来的研究应该专注于机器学习引导的设计,新的修改技术,以及对ICNs/mICNs进行深入的机制研究,以进行先进的酸盐管理.
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