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Non-precious-metal catalysts for alkaline water electrolysis: operando characterizations, theoretical calculations, and recent advances
Chemical Society Reviews ( IF 40.4 ) Pub Date : 2020-11-03 , DOI: 10.1039/d0cs00575d
Jian Wang 1, 2, 3, 4 , Yang Gao 5, 6, 7, 8 , Hui Kong 8, 9, 10, 11 , Juwon Kim 1, 2, 3, 4 , Subin Choi 1, 2, 3, 4 , Francesco Ciucci 8, 12, 13, 14, 15 , Yong Hao 16, 17, 18, 19 , Shihe Yang 8, 20, 21, 22 , Zongping Shao 8, 23, 24, 25, 26 , Jongwoo Lim 1, 2, 3, 4
Affiliation  

Recent years have witnessed an upsurge in the development of non-precious catalysts (NPCs) for alkaline water electrolysis (AWE), especially with the strides made in experimental and computational techniques. In this contribution, the most recent advances in NPCs for AWE were systematically reviewed, emphasizing the application of in situ/operando experimental methods and density functional theory (DFT) calculations in their understanding and development. First, we briefly introduced the fundamentals of the anode and cathode reaction for AWE, i.e., the oxygen evolution reaction (OER) and the hydrogen evolution reaction (HER), respectively. Next, the most popular in situ/operando approaches for characterizing AWE catalysts, including hard and soft XAS, ambient-pressure XPS, liquid and identical location TEM, electrochemical mass spectrometry, and Raman spectroscopy were thoroughly summarized. Subsequently, we carefully discussed the principles, computational methods, applications, and combinations of DFT with machine learning for modeling NPCs and predicting the alkaline OER and HER. With the improved understanding of the structure–property–performance relationship of NPCs for AWE, we proceeded to overview their current development, summarising state-of-the-art design strategies to boost their activity. In addition, advances in various extensively investigated NPCs for AWE were evaluated. By conveying these methods, progress, insights, and perspectives, this review will contribute to a better understanding and rational development of non-precious AWE electrocatalysts for hydrogen production.

中文翻译:

用于碱水电解的非贵金属催化剂:操作表征,理论计算和最新进展

近年来,碱水电解(AWE)的非贵金属催化剂(NPC)的发展尤其是实验和计算技术取得了长足的进步。在这项贡献中,系统地回顾了AWE的NPC的最新进展,强调了原位/操作实验方法和密度泛函理论(DFT)计算在理解和发展中的应用。首先,我们简要介绍为AWE,阳极和阴极反应的基本原理,即,分别析氧反应(OER)和析氢反应(HER),。接下来,最受欢迎的原位/操作彻底总结了表征AWE催化剂的方法,包括硬XAS和软XAS,环境压力XPS,液体和相同位置的TEM,电化学质谱和拉曼光谱。随后,我们仔细讨论了DFT的原理,计算方法,应用以及将DFT与机器学习相结合以对NPC进行建模并预测碱性OER和HER的方法。随着对AWE的NPC的结构,性能和性能关系的了解得到了加强,我们继续概述了它们的当前发展,总结了最先进的设计策略以促进其活动。此外,评估了各种针对AWE进行了广泛研究的NPC的进展。通过传达这些方法,进展,见解和观点,
更新日期:2020-11-03
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