Surface enrichment of iridium on IrCo alloy for boosting hydrogen production

2021 ◽  
Author(s):  
Ngoc Kim Dang ◽  
Muhammad Umer ◽  
Pandiarajan Thangavel ◽  
Siraj Sultan ◽  
Jitendra N. Tiwari ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Surface Enrichment ◽  
Facile Synthesis ◽  
Acidic Media ◽  
Fast Kinetics ◽  
Excellent Activity ◽  
Alloy Catalyst

We report facile synthesis of Ir surface-enriched IrCo alloy catalyst and its excellent activity which outperforms commercial Pt/C for hydrogen evolution reaction (HER) in acidic media showing fast kinetics. The...

Facile Synthesis of SnO2 Nanostructures for Enhanced Electrochemical Hydrogen Evolution Reaction

2021 ◽  
pp. 158597
Author(s):  
Yongming Zhang ◽  
Jing Zou ◽  
Zemin He ◽  
Yuzhen Zhao ◽  
Xiaoxi Kang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Sno2 Nanostructures ◽  
Facile Synthesis

Engineering Sulfur Vacancies into Fe9S10 Nanosheet Arrays for Efficient Alkaline Hydrogen Evolution

Nanoscale ◽  
2021 ◽  
Author(s):  
Wenjun He ◽  
Jianing Cheng ◽  
Yaohui Gao ◽  
Caichi Liu ◽  
Jianling Zhao ◽  
...  
Keyword(s):  
Transition Metal ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Metal Sulfides ◽  
Transition Metal Sulfides ◽  
Nanosheet Arrays ◽  
Excellent Activity ◽  
Earth Abundant ◽  
Iron Based

The development of earth-abundant transition metal sulfides electrocatalysts with excellent activity and stability toward alkaline hydrogen evolution reaction (HER) is critical but challenging. Iron-based sulfides are favored due to their...

Hierarchical molybdenum-doped NiCoP@carbon microspheres: A highly-efficient electrocatalyst for hydrogen evolution reaction

2021 ◽  
Author(s):  
Changhai Liu ◽  
Yanhua Yao ◽  
Lei Sun ◽  
Linlin Luo ◽  
Wenchang Wang ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Carbon Microspheres ◽  
Fast Kinetics ◽  
Highly Efficient

Herein, we present hierarchical Mo-doped NiCoP@carbon microspheres, which exhibits noticeable enhancement of catalytic activity and fast kinetics for hydrogen evolution. An overpotentials of 74.6 mV at 10 mA cm-2 and...

Hierarchical Microsphere MOF Arrays with Ultralow Ir Doping for Efficient Hydrogen Evolution Coupled with Hydrazine Oxidation in Seawater

2021 ◽  
Author(s):  
Xuejun Zhai ◽  
Qingping Yu ◽  
Guishan Liu ◽  
Junlu Bi ◽  
Yu Zhang ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Oxygen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Water Electrolysis ◽  
Efficient Catalyst ◽  
Hydrazine Oxidation ◽  
Renewable Hydrogen

Hydrogen evolution reaction (HER) based on water electrolysis is promising for renewable hydrogen production. Limited by sluggish anodic oxygen evolution reaction (OER), rational fabrication of efficient catalyst for HER coupled...

3D self-assembly of ultrafine molybdenum carbide confined in N-doped carbon nanosheets for efficient hydrogen production

Nanoscale ◽  
2017 ◽  
Vol 9 (41) ◽  
pp. 15895-15900 ◽  
Author(s):  
Haiqing Wang ◽  
Xiaobin Xu ◽  
Bing Ni ◽  
Haoyi Li ◽  
Wei Bian ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Self Assembly ◽  
Molybdenum Carbide ◽  
Carbon Nanosheets ◽  
Electrocatalytic Performance ◽  
Hierarchical Architectures

3D hierarchical architectures assembled from ultrafine MoC nanoparticles (0D) confined in N-doped conductive carbon nanosheets (2D) exhibit remarkable electrocatalytic performance and stability for the hydrogen evolution reaction (HER).

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