Correlative operando microscopy of oxygen evolution ... - Nature
2021年5月5日 · Here, using a suite of correlative operando scanning probe and X-ray microscopy techniques, we establish a link between the oxygen evolution activity and the local operational …
The power of operando analysis: Understanding the critical ...
2023年6月1日 · The authors identified an onset potential of Fe redeposition via eQCM as well as a potential gap between OER potential and Fe redeposition, which deteriorates catalyst self …
In situ / operando analysis of surface reconstruction of transition ...
2022年1月19日 · In this section, we discuss the current popular in situ/operando characterization technologies, including surface interrogation-scanning electrochemical microscopy (SI-SECM), …
A self-healing catalyst for electrocatalytic and ... - Nature
2021年10月13日 · An active borate-intercalated NiCoFe-LDH catalyst is synthesized using electrodeposition and shows no degradation after OER tests at 10 mA cm−2 at pH 14 for 1000 …
Cooperative Fe sites on transition metal (oxy)hydroxides drive high ...
2023年11月24日 · Fe-containing transition-metal (oxy)hydroxides are highly active oxygen-evolution reaction (OER) electrocatalysts in alkaline media and ubiquitously form across many …
Highly crystallized α-FeOOH for a stable and ... - RSC Publishing
It is a key challenge to explore an efficient, stable and low-cost catalyst for the oxygen evolution reaction (OER). Herein, we show a facile strategy to significantly enhance the electrocatalytic …
Benchmarking the Stability of Oxygen Evolution Reaction Catalysts: The ...
2014年10月5日 · By combining standard RDE tests with electrochemical quartz crystal microbalance 42 (EQCM) measurements and inductively coupled plasma mass spectrometry …
《储能科学与技术》：用于酸性析氧反应研究的原位表征技术_澎湃 …
2021年12月17日 · 电化学石英微晶天平(eqcm)技术是一种将石英晶体微天平(qcm)和电化学装置相结合的原位表征技术。eqcm的高灵敏度使其能够实时测量电极表面动态电化学过程中的质量 …
Controlled electrodeposited cobalt phases for efficient OER …
2019年8月1日 · RRDE and eQCM studies clarify the role of the citrate anion in controlling the deposited cobalt phases. The OER catalytic activities are correlated with the deposited cobalt …
Elucidating the Mechanism of Fe Incorporation in In Situ …
Moreover, operando optical spectroscopy and electrochemical quartz-crystal microbalance (EQCM) measurements demonstrate that the substituted Fe 3+ cations reduce the transition …