Recent Advances in Low-Cost, Highly Efficient Bi-Functional Oxygen Electrocatalysts for High-Performance Zinc-Air Batteries

2019 ◽  
2021 ◽  
Author(s):  
Lei Gu ◽  
Xuan-Long Sun ◽  
Jiao Zhao ◽  
Bing-Quan Gong ◽  
Zheng-Lv Bao ◽  
...  

Electrocatalysts play an important role in fuel cells, metal-air battery and water-splitting devices. The development of low cost, high activity and high performance bifunctional electrocatalysts for ORR and OER is...


2021 ◽  
Vol 11 (16) ◽  
pp. 7554
Author(s):  
Isiaka Alimi ◽  
Romil Patel ◽  
Nuno Silva ◽  
Chuanbowen Sun ◽  
Honglin Ji ◽  
...  

This paper reviews recent progress on different high-speed optical short- and medium-reach transmission systems. Furthermore, a comprehensive tutorial on high-performance, low-cost, and advanced optical transceiver (TRx) paradigms is presented. In this context, recent advances in high-performance digital signal processing algorithms and innovative optoelectronic components are extensively discussed. Moreover, based on the growing increase in the dynamic environment and the heterogeneous nature of different applications and services to be supported by the systems, we discuss the reconfigurable and sliceable TRxs that can be employed. The associated technical challenges of various system algorithms are reviewed, and we proffer viable solutions to address them.


Nanoscale ◽  
2017 ◽  
Vol 9 (41) ◽  
pp. 15865-15872 ◽  
Author(s):  
Yang Wang ◽  
Jing Fu ◽  
Yining Zhang ◽  
Matthew Li ◽  
Fathy Mohamed Hassan ◽  
...  

Exploring highly efficient bifunctional electrocatalysts toward the oxygen reduction and evolution reactions is essential for the realization of high-performance rechargeable zinc–air batteries.


2017 ◽  
Vol 5 (17) ◽  
pp. 7999-8009 ◽  
Author(s):  
Yao Lu ◽  
Hailei Zhao ◽  
Kui Li ◽  
Xuefei Du ◽  
Yanhui Ma ◽  
...  

A highly efficient and cost-effective strategy for doping Ca at the B-site of BaFeO3−δ was demonstrated to enhance oxygen permeability.


Author(s):  
Pradnya Bodhankar ◽  
Pradip B Sarawade ◽  
Ajayan Vinu ◽  
Gurwinder Singh ◽  
Dattatray Sadashiv Dhawale

Highly efficient, low-cost electrocatalyst having superior activity and stability are the crucial endeavor for practical electrochemical water splitting that involves hydrogen and oxygen evolution reactions (HER and OER). Sustainable production...


Nanoscale ◽  
2014 ◽  
Vol 6 (24) ◽  
pp. 15066-15072 ◽  
Author(s):  
Yuanyuan Jiang ◽  
Yizhong Lu ◽  
Xiaodan Wang ◽  
Yu Bao ◽  
Wei Chen ◽  
...  

Effective preparation of a high-performance non-precious metal oxygen reduction electrocatalyst (a Co–N complex on 3D N-doped graphene) by a facile method from low-cost raw materials.


2016 ◽  
Vol 4 (33) ◽  
pp. 12865-12877 ◽  
Author(s):  
Yuting Gao ◽  
Xing Li ◽  
Yue Hu ◽  
Yeli Fan ◽  
Jianyong Yuan ◽  
...  

As one of the promising photovoltaic technologies, high performance metal-free dye-sensitized solar cells (DSSCs) have been explored due to the fact that they can be potentially produced using low-cost materials, their color can be tuned and they exhibit reasonable stability.


2020 ◽  
Vol 8 (11) ◽  
pp. 5601-5611 ◽  
Author(s):  
Simeng Li ◽  
Xuhuan Yang ◽  
Siyuan Yang ◽  
Qiongzhi Gao ◽  
Shengsen Zhang ◽  
...  

A 3D integrated bifunctional electrode of NiCo2O4@NiCoFe–OH nanoarrays is demonstrated for highly efficient oxygen evolution and flexible solid-state zinc–air batteries.


RSC Advances ◽  
2020 ◽  
Vol 10 (9) ◽  
pp. 5454-5461 ◽  
Author(s):  
Muhammad Adnan ◽  
Jae Kwan Lee

High-performance PHJ MAPbI3 perovskite films fabricated using efficient and low-cost dip-coating deposition approach over ZnO/TiO2 bilayered ETL system from an aqueous non-halide Pb(NO3)2.


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