Durability CV analyses of the in-house IrO 2 samples at 20 mV·s …
We examine the activities of the hydrogen and oxygen evolution reactions (HER and OER) using spin-coated thin-film electrodes with Pt/C and IrO2 nano-electrocatalysts under acidic …
Iridium metallene oxide for acidic oxygen evolution catalysis
2021年10月14日 · Herein, we report iridium metallene oxide: 1 T phase-iridium dioxide (IrO 2) by a synthetic strategy combining mechanochemistry and thermal treatment in a strong alkaline …
Size‐Controlled Synthesis of IrO2 ... - Wiley Online Library
2023年6月13日 · In line with XRD and XPS results, the cyclicvoltammogram (CV) resembles the shape of hydrous iridium oxide or amorphous iridium oxide. The characteristic A1/C1-A3/C3 …
Ir-IrO2 with heterogeneous interfaces and oxygen vacancies-rich ...
2023年4月1日 · Highly-dispersed Ir clusters supported on IrO 2 (Ir-IrO 2) are prepared. Heterogeneous interfaces and oxygen vacancies-rich surfaces are developed. Ir-IrO 2 …
Iridium oxide nanoribbons with metastable monoclinic phase for …
2023年3月4日 · In this study, a monoclinic phase iridium oxide nanoribbon with a space group of C2/m is successfully obtained, which is distinct from rutile iridium oxide with a stable tetragonal …
Highly active and stable IrO2 and IrO2–Ta2O5 catalysts for oxygen ...
2023年8月5日 · Electrochemical evaluation results show that the IrO2 synthesized at 400 °C performs the best in terms of enhanced mass activity (1.104 A mg −1 @1.6 V) and lower …
IrO2 coated TiO2 core-shell microparticles advance performance of …
2020年7月15日 · Herein we present novel IrO 2 coated TiO 2 core-shell microparticles (IrO 2 @TiO 2) as an oxygen evolution reaction catalyst. We compare the IrO 2 @TiO 2 catalyst to …
关于贵金属Pt，Ir和Ru的OER性能 - 知乎 - 知乎专栏
Pt/C本身是一个非常优异的ORR催化剂，对Oads具有极强的吸附能力，可以促进ORR的第一步氧气dissociation。 但是它对OOH以及OH的吸附则偏弱，所以很多文章里面会将Pt同具有较 …
a) The measured OER CV of IrO2 in O2‐saturated 0.1 m
a) The measured OER CV of IrO2 in O2‐saturated 0.1 m KOH at 10 mV s⁻¹ with the rotation speed of 1600 rpm, the corresponding iR‐corrected CV, and the background‐corrected …
Increased Ir–Ir Interaction in Iridium Oxide during the Oxygen ...
2021年7月29日 · We propose that this may be a crucial factor in the increased dissolution stability of the IrO 2 catalyst after calcination. The results presented here provide additional insights …