Synthesis of ultrasmall and monodisperse sulfur nanoparticle intercalated CoAl layered double hydroxide and its electro-catalytic water oxidation reaction at neutral pH

Nanoscale ◽  
2019 ◽  
Vol 11 (16) ◽  
pp. 7560-7566 ◽  
Author(s):  
Dewan Azharul Islam ◽  
Koushik Barman ◽  
Sk Jasimuddin ◽  
Himadri Acharya
Keyword(s):  
Layered Double Hydroxide ◽  
Current Density ◽  
Water Oxidation ◽  
Oxidation Reaction ◽  
High Current Density ◽  
High Current ◽  
Tafel Slope ◽  
Neutral Ph ◽  
Low Overpotential ◽  
Double Hydroxide

Sulfur nanoparticle intercalated CoAl-LDH as a robust electrocatalyst for water oxidation reaction at a low overpotential of 250 mV, high current density of 7.9 mA cm−2 and Tafel slope of 61 mV dec−1 under neutral pH condition.

scholarly journals An earth-abundant bimetallic catalyst coated metallic nanowire grown electrode with platinum-like pH-universal hydrogen evolution activity at high current density

2020 ◽  
Vol 11 (15) ◽  
pp. 3893-3902 ◽  
Author(s):  
Sahanaz Parvin ◽  
Ashwani Kumar ◽  
Anima Ghosh ◽  
Sayan Bhattacharyya
Keyword(s):  
Hydrogen Evolution ◽  
Layered Double Hydroxide ◽  
Hydrogen Evolution Reaction ◽  
Current Density ◽  
Bimetallic Catalyst ◽  
High Current Density ◽  
High Current ◽  
Cu Nanowires ◽  
Earth Abundant ◽  
Double Hydroxide

A flexible self-supported electrode made of earth-abundant elements, NiCo layered double hydroxide wrapped around Cu nanowires grown on Cu mesh, outperforms the benchmark 40 wt% Pt/C in catalyzing electrochemical hydrogen evolution reaction.

Nickel–Vanadium Layered Double Hydroxide under Water-Oxidation Reaction: New Findings and Challenges

2019 ◽  
Vol 7 (20) ◽  
pp. 17252-17262 ◽  
Author(s):  
Zahra Zand ◽  
Payam Salimi ◽  
Mohammad Reza Mohammadi ◽  
Robabeh Bagheri ◽  
Petko Chernev ◽  
...  
Keyword(s):  
Layered Double Hydroxide ◽  
Water Oxidation ◽  
Oxidation Reaction ◽  
New Findings ◽  
Double Hydroxide

A high surface area flower-like Ni–Fe layered double hydroxide for electrocatalytic water oxidation reaction

2015 ◽  
Vol 44 (25) ◽  
pp. 11592-11600 ◽  
Author(s):  
Li-Jing Zhou ◽  
Xiaoxi Huang ◽  
Hui Chen ◽  
Panpan Jin ◽  
Guo-Dong Li ◽  
...  
Keyword(s):  
Surface Area ◽  
Layered Double Hydroxide ◽  
Water Oxidation ◽  
Oxidation Reaction ◽  
High Surface ◽  
High Surface Area ◽  
Oxidation Catalyst ◽  
Double Hydroxide

A high surface area flower-like Ni–Fe LDH was shown to be a water oxidation catalyst.

Layer-structured FeCo bihydroxide as an ultra-stable bifunctional electrocatalyst for water splitting at high current densities

2021 ◽  
Author(s):  
Chaoyang Sun ◽  
Hui Wang ◽  
Shan Ji ◽  
Xuyun Wang ◽  
Vladimir Linkov ◽  
...  
Keyword(s):  
Water Splitting ◽  
Current Density ◽  
High Stability ◽  
High Current Density ◽  
High Current ◽  
Bifunctional Electrocatalyst ◽  
Current Densities ◽  
Double Hydroxide

A layered FeCo double hydroxide bifunctional water cracking electrocatalyst with ultra-high stability at high current density was developed.

Construction of a hierarchical NiFe layered double hydroxide with a 3D mesoporous structure as an advanced electrocatalyst for water oxidation

2018 ◽  
Vol 5 (8) ◽  
pp. 1795-1799 ◽  
Author(s):  
Jiahao Yu ◽  
Fulin Yang ◽  
Gongzhen Cheng ◽  
Wei Luo
Keyword(s):  
Hydrothermal Method ◽  
Layered Double Hydroxide ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Cost Effective ◽  
Mesoporous Structure ◽  
One Step ◽  
Double Hydroxide ◽  
A Current

A facile and cost-effective one-step hydrothermal method is used to synthesize NiFe LDH microclusters with a 3D hierarchically mesoporous architecture. This superior electrocatalyst can achieve a current density of 10 mA cm−2 with an ultralow overpotential of 211 mV toward the oxygen evolution reaction.

scholarly journals A NiFe layered double hydroxide-decorated N-doped entangled-graphene framework: a robust water oxidation electrocatalyst

2020 ◽  
Vol 2 (4) ◽  
pp. 1709-1717 ◽  
Author(s):  
Narugopal Manna ◽  
Nadeema Ayasha ◽  
Santosh K. Singh ◽  
Sreekumar Kurungot
Keyword(s):  
Layered Double Hydroxide ◽  
Water Oxidation ◽  
Oxidation Reaction ◽  
3D Structure ◽  
Double Hydroxide

This work introduces the synthesis and water oxidation reaction of the N-doped entangled graphene framework (NEGF) decorated with NiFe-LDH nanostructures (NiFe-LDH/NEGF) showing improved catalytic durability owing to its open and porous 3D structure.

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