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Recent progress in the antidegradation strategies of two-dimensional transition metal carbides (MXenes)
Journal of Environmental Chemical Engineering ( IF 7.7 ) Pub Date : 2024-04-10 , DOI: 10.1016/j.jece.2024.112762
Ying Li , Yudi Li , Linlin Zhao , Siyu Chen , Siren Guo , Xulin Yang , Pan Wang , Kui Li , Fan Lei , Wei Feng , Zihao Mou , Hanjun Wei

MXenes, a nascent category of two-dimensional materials, exhibit exceptional electrical and electrochemical properties when processed in aqueous environments, garnering significant attention for their potential in large-scale fabrication of advanced multifunctional devices. However, MXenes confront a critical challenge due to their susceptibility to rapid degradation in common environments containing water and/or oxygen, leading to compromised mechanical, physical, and chemical properties. Consequently, enhancing the stability of MXenes represents a practical and formidable endeavor for researchers in this field. A myriad of strategies have been explored to prolong the shelf life and enhance the performance stability of MXenes and their derivatives. Primarily, approaches involving the isolation or mitigation of MXenes' exposure to oxygen and water have demonstrated efficacy in preventing degradation. This article describes recent advancements in antidegradation strategies facilitated by alterations in storage conditions, surface treatments, and optimization of MXenes structures during synthesis. Furthermore, the degradation and antidegradation mechanisms are elucidated. This review presents updated strategies for improving the stability of MXenes, and discusses their prospects and enduring challenges.

中文翻译:

二维过渡金属碳化物(MXenes)抗降解策略的最新进展

MXenes 是一类新兴的二维材料,在水性环境中加工时表现出优异的电气和电化学性能,因其在大规模制造先进多功能设备中的潜力而受到广泛关注。然而,MXene 面临着严峻的挑战,因为它们在含有水和/或氧气的常见环境中容易快速降解,导致机械、物理和化学性能受损。因此,增强 MXene 的稳定性对于该领域的研究人员来说是一项务实且艰巨的努力。人们已经探索了多种策略来延长 MXene 及其衍生物的保质期并提高性能稳定性。首先,涉及隔离或减轻 MXene 暴露于氧气和水的方法已被证明可以有效防止降解。本文介绍了通过改变储存条件、表面处理和合成过程中 MXene 结构的优化而促进的抗降解策略的最新进展。此外,还阐明了降解和抗降解机制。本综述提出了提高 MXene 稳定性的最新策略,并讨论了它们的前景和持久的挑战。
更新日期:2024-04-10
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