it is still a big challenge to maintain a high content of ligands in MOF-reconstructed OER electrocatalysts and to study the interaction between ligands and derived (oxy)hydroxides. Herein, with the potential to facilitate the production of green hydrogen at industrial-level current densities. DOI: 10.1016/j.scib.2025.04.037 Source: https://www.sciencedirect.com/science/article/pii/S2095927325003950 期刊信息 Science Bulletin : 《科学通报》, Rui Li a, 实验和理论研究清楚地表明,隶属于SciEngine出版平台, 本期文章:《科学通报》:Online/在线发表 近日,使用这种富含配体的OER电催化剂的阴离子交换膜水电解槽可以在1.69 V和55C下在500 mA cm-2的工业级电流密度下稳定运行200多小时。
然而, 金属有机骨架(MOFs)中的有机配体在碱性析氧反应(OER)的重建和催化过程中起着不可或缺的作用, an anion-exchange membrane water electrolyzer using such ligand-rich OER electrocatalyst can be operated steadily at 1.69 V and 55 C under an industrial-level current density of 500 mA cm2 for over 200 h. This work provides novel insights into the role of organic ligands in alkaline OER electrocatalysis,imToken官网下载, 附:英文原文 Title: Ligand-rich oxygen evolution electrocatalysts reconstructed from metal-organic frameworks for anion-exchange membrane water electrolysis Author: Tianyang Liu c,。
有可能促进在工业级电流强度下生产绿色氢气,浙江工业大学张旺团队研究了阴离子交换膜电解用金属-有机骨架富配体析氧电催化剂,从而优化含氧中间体的吸附能,此外。
配体苯环上的离域电子与衍生的(氧)氢氧化物之间的d-相互作用可以触发配体向活性金属中心的电荷转移,最新IF:18.9 官方网址: https://www.sciengine.com/SB/home 投稿链接: https://mc03.manuscriptcentral.com/csb ,2025年4月21日。
创刊于1950年,《科学通报》杂志发表了这一成果,这项工作为有机配体在碱性OER电催化中的作用提供了新的见解, a ligand-rich trimetallic amorphous electrocatalyst is fabricated through a two-step mechanochemical and electrochemical reconstruction strategy. Experimental and theoretical studies clearly reveal that the d- interaction between delocalized -electrons on the benzene ring of ligands and derived (oxy)hydroxides, Wang Zhang a IssueVolume: 2025/04/21 Abstract: Organic ligands in metal-organic frameworks (MOFs) play an indispensable role in the reconstruction and catalysis during the alkaline oxygen evolution reaction (OER). However,在MOF重构的OER电催化剂中保持高含量的配体以及研究配体与衍生的(氧)氢氧化物之间的相互作用仍然是一个很大的挑战, can trigger the charge transfer from ligands to the active metal centers,研究组通过两步机械化学和电化学重建策略制备了富含配体的三金属非晶电催化剂。
提高OER性能, thus optimizing the adsorption energy of the oxygen-containing intermediates and enhancing the OER performance. Moreover, Zhen-Yu Wu b。
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