Oxidised charcoal: an efficient support for NiFe layered double hydroxide to improve electrochemical oxygen evolution

2020 ◽  
Vol 56 (62) ◽  
pp. 8770-8773 ◽  
Author(s):  
Jony Saha ◽  
Ashok Kumar ◽  
Anjana PM ◽  
Vikash Jakhad
Keyword(s):  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Oxygen Evolution Reaction ◽  
Excellent Activity ◽  
Double Hydroxide ◽  
Electrochemical Oxygen

NiFeLDH/oxidised charcoal showed excellent activity in the oxygen evolution reaction with an overpotential of 240 mV at 10 mA cm−2, which is ∼115 mV less than that of NiFeLDH.

Three-dimensional NiFe layered double hydroxide film for high-efficiency oxygen evolution reaction

2014 ◽  
Vol 50 (49) ◽  
pp. 6479-6482 ◽  
Author(s):  
Zhiyi Lu ◽  
Wenwen Xu ◽  
Wei Zhu ◽  
Qiu Yang ◽  
Xiaodong Lei ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Oxygen Evolution Reaction ◽  
High Efficiency ◽  
Three Dimensional ◽  
Hydroxide Film ◽  
3D Architecture ◽  
Double Hydroxide ◽  
Electrochemical Oxygen

A 3D architecture of NiFe-LDH has been found to be very active for electrochemical oxygen evolution reaction.

Hierarchically porous FeNi3@FeNi layered double hydroxide nanostructures: One-step fast electrodeposition and highly efficient electrocatalytic performances for overall water splitting

2021 ◽  
Author(s):  
Zihao Liu ◽  
Shifeng Li ◽  
Fangfang Wang ◽  
Mingxia Li ◽  
Yonghong Ni
Keyword(s):  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Hierarchically Porous ◽  
One Step ◽  
Double Hydroxide

FeNi-layered double hydroxide (LDH) is thought to be an excellent electrocatalyst for oxygen evolution reaction (OER), but it always shows extremely poor electrocatalytic activity toward hydrogen evolution reaction (HER) in...

LDH-derived phosphide/N-doped graphene oxide hierarchical electrocatalyst for enhanced oxygen evolution reaction

CrystEngComm ◽  
2022 ◽  
Author(s):  
Meng Ya Yang ◽  
Rong Zhao ◽  
Yi Liu ◽  
Hua Lin
Keyword(s):  
Graphene Oxide ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Hierarchical Structure ◽  
Oxygen Evolution Reaction ◽  
High Efficient ◽  
Doped Graphene ◽  
Double Hydroxide

In this work, high efficient electrocatalyst Fe-Ni2P/N-GO with hierarchical structure was developed through phosphating NiFe-based layered double hydroxide (LDH) supported by N-doped graphene oxide (GO), which was assembled by the...

Template-directed synthesis of sulphur doped NiCoFe layered double hydroxide porous nanosheets with enhanced electrocatalytic activity for the oxygen evolution reaction

2018 ◽  
Vol 6 (7) ◽  
pp. 3224-3230 ◽  
Author(s):  
Li-Ming Cao ◽  
Jia-Wei Wang ◽  
Di-Chang Zhong ◽  
Tong-Bu Lu
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Oxygen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Hydrogen Energy ◽  
Highly Efficient ◽  
Porous Nanosheets ◽  
Directed Synthesis ◽  
Double Hydroxide

The development of readily available, highly efficient and stable electrocatalysts for the oxygen evolution reaction (OER) is extremely significant to facilitate water splitting for the generation of clean hydrogen energy.

Recent advances in ternary layered double hydroxide electrocatalysts for the oxygen evolution reaction

2020 ◽  
Vol 44 (24) ◽  
pp. 9981-9997 ◽  
Author(s):  
Josué M. Gonçalves ◽  
Paulo R. Martins ◽  
Lucio Angnes ◽  
Koiti Araki
Keyword(s):  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Oxygen Evolution Reaction ◽  
Design Synthesis ◽  
Recent Advances ◽  
Double Hydroxide

The recent advances in ternary layered double hydroxide electrocatalysts, including the strategies used for the design, synthesis, and evaluation of their performance for oxygen evolution reaction are reviewed in this account.

Aqueous-phase synthesis of layered double hydroxide nanoplates as catalysts for the oxygen evolution reaction

2018 ◽  
Vol 47 (48) ◽  
pp. 17342-17348 ◽  
Author(s):  
Euiyoung Jung ◽  
Jae Kyeom Kim ◽  
Hyungsuk Choi ◽  
Min Hyung Lee ◽  
Taekyung Yu
Keyword(s):  
Aqueous Solution ◽  
Transition Metal ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Aqueous Phase ◽  
Oxygen Evolution Reaction ◽  
Metal Salt ◽  
Catalytic Performance ◽  
Phase Synthesis ◽  
Double Hydroxide

Transition metal LDH nanoplates were synthesized by heating an aqueous solution containing a metal salt, PEG, and octylamine. The LDH nanoplates showed comparable electrochemical catalytic performance for the oxygen evolution reaction.

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