Self-supported amorphous iridium oxide catalysts for highly efficient and durable oxygen evolution reaction in acidic media

2021 ◽  
pp. 138955
Author(s):  
Rong Zhao ◽  
Zheyuan Wang ◽  
Qingli Xu ◽  
Xiaopo Niu ◽  
Yunxi Han ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Iridium Oxide ◽  
Oxide Catalysts ◽  
Acidic Media ◽  
Highly Efficient

Interfacing RuO2 with Pt to induce efficient charge transfer from Pt to RuO2 for highly efficient and stable oxygen evolution under acidic media

2021 ◽  
Author(s):  
Taehyun Kwon ◽  
Heesu Yang ◽  
Minki Jun ◽  
Taekyung Kim ◽  
Jinwhan Joo ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Acidic Media ◽  
Highly Efficient ◽  
Efficient Charge ◽  
Stable Oxygen ◽  
The Stability

The oxygen evolution reaction (OER) requires a large overpotential which undermines the stability of electrocatalysts, typically IrOx or RuOx. RuOx is particularly vulnerable to high overpotential in acidic media, due...

Surface morphology controls water dissociation on hydrated IrO2 nanoparticles

Nanoscale ◽  
2021 ◽  
Author(s):  
Danilo González ◽  
Mariona Sodupe ◽  
Luis Rodríguez-Santiago ◽  
Xavier Solans-Monfort
Keyword(s):  
Surface Morphology ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Metal Content ◽  
Large Scale ◽  
Iridium Oxide ◽  
Water Dissociation ◽  
Efficient Catalyst ◽  
Highly Efficient ◽  
Small Nanoparticles

Iridium oxide is a highly efficient catalyst for the oxygen evolution reaction, whose large-scale application requires decreasing the metal content. This is achieved using small nanoparticles. The knowledge of the...

IrCo nanocacti on CoxSy nanocages as a highly efficient and robust electrocatalyst for the oxygen evolution reaction in acidic media

Nanoscale ◽  
2020 ◽  
Vol 12 (32) ◽  
pp. 17074-17082 ◽  
Author(s):  
Jun Kim ◽  
Taehyun Kwon ◽  
Saerom Yu ◽  
So Yeon Chun ◽  
Aram Oh ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Acidic Media ◽  
Highly Efficient ◽  
Enhanced Stability

The rational synthesis of IrCo nanocacti on CoxSy nanocages and their enhanced stability for the oxygen evolution reaction in acidic media are demonstrated.

Ultrathin-shell IrCo hollow nanospheres as highly efficient electrocatalysts towards the oxygen evolution reaction in acidic media

Nanoscale ◽  
2020 ◽  
Vol 12 (47) ◽  
pp. 24070-24078
Author(s):  
Jinhui Zhu ◽  
Min Wei ◽  
Qinghao Meng ◽  
Zhenyu Chen ◽  
Yepeng Fan ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Hollow Nanospheres ◽  
Acidic Media ◽  
Highly Efficient ◽  
Novel Structure ◽  
Reaction Performance

IrCo hollow nanospheres featuring a novel structure with ultrathin continuous shells are synthesized and exhibit the outstanding oxygen evolution reaction performance.

Iridium Oxide Modified with Silver Single Atom for Boosting Oxygen Evolution Reaction in Acidic Media

2021 ◽  
pp. 1588-1595
Author(s):  
Fei-Fei Zhang ◽  
Chuan-Qi Cheng ◽  
Jia-Qi Wang ◽  
Long Shang ◽  
Yi Feng ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Iridium Oxide ◽  
Single Atom ◽  
Acidic Media

Iridium Oxide Catalyst Supported on Antimony-Doped Tin Oxide for High Oxygen Evolution Reaction Activity in Acidic Media

2020 ◽  
Vol 3 (3) ◽  
pp. 2185-2196 ◽  
Author(s):  
Alexandra Hartig-Weiss ◽  
Melanie Miller ◽  
Hans Beyer ◽  
Alexander Schmitt ◽  
Armin Siebel ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Tin Oxide ◽  
Oxygen Evolution Reaction ◽  
Oxide Catalyst ◽  
Iridium Oxide ◽  
High Oxygen ◽  
Acidic Media

scholarly journals Increased Ir–Ir Interaction in Iridium Oxide during the Oxygen Evolution Reaction at High Potentials Probed by Operando Spectroscopy

ACS Catalysis ◽  
2021 ◽  
pp. 10043-10057
Author(s):  
Steffen Czioska ◽  
Alexey Boubnov ◽  
Daniel Escalera-López ◽  
Janis Geppert ◽  
Alexandra Zagalskaya ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Iridium Oxide ◽  
Operando Spectroscopy ◽  
High Potentials
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