Accelerating oxygen evolution electrocatalysis of two-dimensional NiFe layered double hydroxide nanosheets via space-confined amorphization

Nanoscale ◽  
2019 ◽  
Vol 11 (40) ◽  
pp. 18894-18899 ◽  
Author(s):  
Shilong Jiao ◽  
Zhaoyu Yao ◽  
Mengfan Li ◽  
Ce Mu ◽  
Huawei Liang ◽  
...  
Keyword(s):  
Electronic Structure ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Active Sites ◽  
Two Dimensional ◽  
Double Hydroxide

Boosting OER activity of the ultrathin 2D NiFe-LDH nanosheets via the introduction of space-confined amorphism that induces the increased active sites and optimized electronic structure.

scholarly journals Modulating the electronic structure of ultrathin layered double hydroxide nanosheets with fluorine: an efficient electrocatalyst for the oxygen evolution reaction

2019 ◽  
Vol 7 (24) ◽  
pp. 14483-14488 ◽  
Author(s):  
Zhijuan Liu ◽  
Chung-Li Dong ◽  
Yu-Cheng Huang ◽  
Jiajie Cen ◽  
Haotian Yang ◽  
...  
Keyword(s):  
Electronic Structure ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Plasma Etching ◽  
Layered Double Hydroxides ◽  
Oxygen Evolution Reaction ◽  
Etching Technique ◽  
Double Hydroxide ◽  
Double Hydroxides

Herein, we effectively modulate the electronic structure of Co3Fe layered double hydroxides (LDHs) by F-doping using a CHF3-plasma etching technique.

Enhancing hydrogen evolution reaction through modulating electronic structure of self-supported NiFe LDH

2020 ◽  
Vol 10 (13) ◽  
pp. 4184-4190 ◽  
Author(s):  
Xiao-Peng Li ◽  
Wen-Kai Han ◽  
Kang Xiao ◽  
Ting Ouyang ◽  
Nan Li ◽  
...  
Keyword(s):  
Electronic Structure ◽  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Alkaline Electrolyte ◽  
Overall Water Splitting ◽  
Double Hydroxide

NiFe-layered double hydroxide (NiFe LDH), as an efficient oxygen evolution reaction (OER) electrocatalyst, has emerged as a promising electrocatalyst for catalyzing overall water splitting in alkaline electrolyte.

Activating basal plane in NiFe layered double hydroxide by Mn2+ doping for efficient and durable oxygen evolution reaction

2018 ◽  
Vol 3 (5) ◽  
pp. 532-537 ◽  
Author(s):  
Daojin Zhou ◽  
Zhao Cai ◽  
Yin Jia ◽  
Xuya Xiong ◽  
Qixian Xie ◽  
...  
Keyword(s):  
Electronic Structure ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Layered Double Hydroxides ◽  
Oxygen Evolution Reaction ◽  
Basal Plane ◽  
Fe Sites ◽  
Double Hydroxide ◽  
Double Hydroxides

Reducing Mn2+ ions were doped to tailor the electronic structure of Ni and Fe sites in NiFe-layered double hydroxides.

scholarly journals A template-directed synthesis of metal–organic framework (MOF-74) ultrathin nanosheets for oxygen reduction electrocatalysis

RSC Advances ◽  
2021 ◽  
Vol 11 (16) ◽  
pp. 9353-9360
Author(s):  
Rui Fan ◽  
Ning Kang ◽  
Yuzhen Li ◽  
Lizhen Gao
Keyword(s):  
Layered Double Hydroxide ◽  
Active Sites ◽  
Metal Organic Framework ◽  
Dimensional Structure ◽  
Two Dimensional ◽  
Ultrathin Nanosheets ◽  
Directed Synthesis ◽  
Metal Organic ◽  
Double Hydroxide ◽  
Enhanced Conductivity

Layered double hydroxide (LDH) is employed as a layered template to synthesize ultrathin Ni-MOF-74 nanosheets. The two-dimensional structure brings numerous exposed unsaturated active sites and enhanced conductivity for Ni-MOF-74.

Design and Preparation of Three-Dimensional Hetero-electrocatalysts of NiCo -Layered Double Hydroxide Nanosheets Incorporated with Silver Nanoclusters for Enhanced Oxygen Evolution Reactions

Nanoscale ◽  
2021 ◽  
Author(s):  
Bingxian Chu ◽  
Qiuxia Ma ◽  
Ze-Sheng Li ◽  
Bolin Li ◽  
Furong Huang ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Layered Double Hydroxides ◽  
Active Sites ◽  
Three Dimensional ◽  
Silver Nanoclusters ◽  
Double Hydroxide ◽  
Double Hydroxides

Layered double hydroxides (LDHs) are one of the most effective electrocatalysts. However, it is still needed to improve the lower conductivity and limited active sites of LDHs to enhance their...

scholarly journals Layered double hydroxide-based electrocatalysts for the oxygen evolution reaction: identification and tailoring of active sites, and superaerophobic nanoarray electrode assembly

2021 ◽  
Author(s):  
Daojin Zhou ◽  
Pengsong Li ◽  
Xiao Lin ◽  
Adam McKinley ◽  
Yun Kuang ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Layered Double Hydroxides ◽  
Oxygen Evolution Reaction ◽  
Active Sites ◽  
Double Hydroxide ◽  
Double Hydroxides

Opportunities and challenges in tailoring layered double hydroxides and constructing them into superaerophobic nanoarray electrodes for an efficient oxygen evolution reaction

Engineering NiFe layered double hydroxide by valence control and intermediate stabilization toward the oxygen evolution reaction

2020 ◽  
Vol 8 (48) ◽  
pp. 26130-26138
Author(s):  
Zhenxing Xu ◽  
Yiran Ying ◽  
Guoge Zhang ◽  
Kongzhe Li ◽  
Yan Liu ◽  
...  
Keyword(s):  
Electronic Structure ◽  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Oxygen Evolution Reaction ◽  
Valence Control ◽  
Double Hydroxide

The electronic structure of NiFe layered double hydroxide was engineered by valence control and intermediate stabilization for enhanced catalytic activity.

scholarly journals Fully Oxidized Ni–Fe Layered Double Hydroxide with 100% Exposed Active Sites for Catalyzing Oxygen Evolution Reaction

ACS Catalysis ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 6027-6032 ◽  
Author(s):  
Chunguang Kuai ◽  
Yan Zhang ◽  
Deyao Wu ◽  
Dimosthenis Sokaras ◽  
Linqin Mu ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Oxygen Evolution Reaction ◽  
Active Sites ◽  
Double Hydroxide

Gd-induced electronic structure engineering of a NiFe-layered double hydroxide for efficient oxygen evolution

2021 ◽  
Vol 9 (5) ◽  
pp. 2999-3006
Author(s):  
Meng Li ◽  
Hao Li ◽  
Xuechun Jiang ◽  
Mengqi Jiang ◽  
Xun Zhan ◽  
...  
Keyword(s):  
Electronic Structure ◽  
Rare Earth ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Double Hydroxide ◽  
Structure Engineering

A novel rare earth hybrid electrocatalyst, consisting of a gadolinium-doped hierarchal NiFe-layered double hydroxide, is developed for improving the OER activity.

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