Bifunctional Catalysts for Reversible Oxygen Evolution Reaction and Oxygen Reduction Reaction: Mix Better

2020 ◽  
Author(s):  
Shuangyin Wang ◽  
Xing Wu ◽  
Chongjian Tang ◽  
Yi Cheng ◽  
Xiaobo Min ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Reduction Reaction ◽  
Bifunctional Catalysts

scholarly journals Na2MnP2O7 polymorphs as efficient bifunctional catalysts for oxygen reduction and oxygen evolution reactions

2019 ◽  
Vol 55 (77) ◽  
pp. 11595-11598 ◽  
Author(s):  
Ritambhara Gond ◽  
Sai Pranav Vanam ◽  
Prabeer Barpanda
Keyword(s):  
Solid State ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Reduction Reaction ◽  
Solid State Synthesis ◽  
Bifunctional Catalysts

Two polymorphs of pyrophosphate Na2MnP2O7 (P1̄ NMPy and P1 NMPy) were prepared by solid-state synthesis. Both polymorphs exhibited promising oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) electrocatalytic activities.

Recent progress in pristine MOF-based catalysts for electrochemical hydrogen evolution, oxygen evolution and oxygen reduction

2021 ◽  
Author(s):  
Lili Fan ◽  
Zixi Kang ◽  
Mengfei Li ◽  
Daofeng Sun
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Hydrogen Evolution ◽  
Oxygen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Recent Progress ◽  
Metal Organic Frameworks ◽  
Reduction Reaction ◽  
Metal Organic

Among various kinds of materials that have been investigated as electrocatalysts for hydrogen evolution reaction (HER), oxygen evolution reaction (OER) and oxygen reduction reaction (ORR), metal-organic frameworks (MOFs) emerge as...

Tunable mesoporous manganese oxide for high performance oxygen reduction and evolution reactions

2016 ◽  
Vol 4 (2) ◽  
pp. 620-631 ◽  
Author(s):  
Islam M. Mosa ◽  
Sourav Biswas ◽  
Abdelhamid M. El-Sawy ◽  
Venkatesh Botu ◽  
Curtis Guild ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Manganese Oxide ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
High Performance ◽  
Reduction Reaction ◽  
Noble Metal Catalysts ◽  
Highly Active ◽  
State Of Art

Understanding the origin of manganese oxide activity for oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) is a key step towards rationally designing of highly active catalysts capable of competing with the widely used, state-of-art noble metal catalysts.

PtNiFe Nanoalloys with Co-existence of Energy-optimized Active surfaces for Synergistic Catalysis of Oxygen Reduction and Evolution

2021 ◽  
Author(s):  
wei yang ◽  
Wenbin Gong ◽  
Yanhong Shi ◽  
Xiaona Wang ◽  
Yulian Wang ◽  
...  
Keyword(s):  
Transition Metals ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Reduction Reaction ◽  
Synergistic Catalysis ◽  
Active Surfaces

Platinum nanocatalysts mediated by 3d transition metals show improved activity for oxygen reduction reaction (ORR) but poor activity for oxygen evolution reaction (OER). Herein, we report the preparation of a...

Enhanced Activity towards Oxygen Electrocatalysis for Rechargeable Zn-Air Batteries by Alloying Fe and Co in N-doped Carbon

2021 ◽  
Author(s):  
Fengjiao Yu ◽  
Qi Ying ◽  
Shaofeng Ni ◽  
Chenxue Li ◽  
Daxiang Xue ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Noble Metals ◽  
Large Scale ◽  
Low Cost ◽  
Reduction Reaction ◽  
Enhanced Activity ◽  
Feco Nanoparticles

Large-scale application of rechargeable Zn-air batteries requires low-cost electrocatalysts for oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) as alternatives to noble metals. Herein, FeCo nanoparticles embedded in N-doped...

B-site W ions doped La0.5Sr0.5Co1-xWxO3-δ perovskite nanofibers with defects as bifunctional oxygen catalysts for rechargeable zinc-air batteries

2021 ◽  
Author(s):  
Xin Yu Gao ◽  
Xingwei Sun ◽  
Jia Hui Guo ◽  
Ya Nan Teng ◽  
Lei Liu ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Oxygen Electrode ◽  
Reduction Reaction ◽  
Air Battery ◽  
Zinc Air Batteries

The exploration of bifunctional oxygen electrode towards oxygen evolution reaction (OER) activity and oxygen reduction reaction (ORR) is the bottlenecks for the development of rechargeable zinc-air battery as a clean...

Defect-Rich Boron doped Carbon Nanotube as Electrocatalyst for Hybrid Li-air Battery

2021 ◽  
Author(s):  
Yuyang Wang ◽  
Mingfu Yu ◽  
Tianyu Zhang ◽  
Zhichao Xue ◽  
Ying Ma ◽  
...  
Keyword(s):  
Carbon Nanotube ◽  
Oxygen Reduction Reaction ◽  
Cathode Material ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Reduction Reaction ◽  
Boron Doped ◽  
Air Battery

The carbon nanotube (CNT) as the cathode material for hybrid Li-air batteries(HLABs), its catalytic ability of oxygen reduction reaction (ORR), and oxygen evolution reaction (OER) are relatively limited. Herein, to...

Co5.47N loaded N-doped carbon as an efficient bifunctional oxygen electrocatalyst for a Zn–air battery

Nanoscale ◽  
2020 ◽  
Vol 12 (10) ◽  
pp. 6089-6095
Author(s):  
Zichao Rong ◽  
Chenlong Dong ◽  
Shaoning Zhang ◽  
Wujie Dong ◽  
Fuqiang Huang
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Reduction Reaction ◽  
Pivotal Role ◽  
Highly Active ◽  
Bifunctional Electrocatalysts ◽  
Air Battery

Highly active bifunctional electrocatalysts for the oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) play a pivotal role in Zn–air batteries.

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