scholarly journals Investigation of polyoxometalates and nanostructured carbon materials as electrode materials for energy storage applications

2018 ◽  
Author(s):  
Han-Yi Chen
Author(s):  
Linlin Liu ◽  
Zhen Ji ◽  
Shuyan Zhao ◽  
Qingyuan Niu ◽  
Songqi Hu

The delignified wood-based self-supporting carbon material is an ideal basic interdigital flexible electrode material, which has good application potential.


Nanoscale ◽  
2021 ◽  
Author(s):  
Hang Zhang ◽  
Xuemin Wang ◽  
Zhengzheng Li ◽  
Cui Zhang ◽  
Shuangxi Liu

Transition-metal selenides are capturing eminence as promising electrode materials for energy storage applications owing to their low electronegativity and environment-friendly compared with metal sulfides/oxides. Herein, a CuCoSe@NC nanocomposite with copper-cobalt...


2014 ◽  
Vol 58 (27) ◽  
pp. 13-19 ◽  
Author(s):  
B. Fang ◽  
A. Bonakdarpour ◽  
Y. Xing ◽  
J.-S. Yu ◽  
D. P. Wilkinson

2020 ◽  
Vol 8 (15) ◽  
pp. 7066-7082 ◽  
Author(s):  
Han Hu ◽  
Mingbo Wu

Recent progress in constructing carbon materials using heavy oil-derived by-products for energy storage has been summarized.


Molecules ◽  
2019 ◽  
Vol 24 (12) ◽  
pp. 2263 ◽  
Author(s):  
Xiaoning Wang ◽  
Dan Wu ◽  
Xinhui Song ◽  
Wei Du ◽  
Xiangjin Zhao ◽  
...  

Polyaniline has been widely used in high-performance pseudocapacitors, due to its low cost, easy synthesis, and high theoretical specific capacitance. However, the poor mechanical properties of polyaniline restrict its further development. Compared with polyaniline, functionalized carbon materials have excellent physical and chemical properties, such as porous structures, excellent specific surface area, good conductivity, and accessibility to active sites. However, it should not be neglected that the specific capacity of carbon materials is usually unsatisfactory. There is an effective strategy to combine carbon materials with polyaniline by a hybridization approach to achieve a positive synergistic effect. After that, the energy storage performance of carbon/polyaniline hybridization material has been significantly improved, making it a promising and important electrode material for supercapacitors. To date, significant progress has been made in the synthesis of various carbon/polyaniline binary composite electrode materials. In this review, the corresponding properties and applications of polyaniline and carbon hybrid materials in the energy storage field are briefly reviewed. According to the classification of different types of functionalized carbon materials, this article focuses on the recent progress in carbon/polyaniline hybrid materials, and further analyzes their corresponding properties to provide guidance for the design, synthesis, and component optimization for high-performance supercapacitors.


Nanomaterials ◽  
2019 ◽  
Vol 9 (9) ◽  
pp. 1207 ◽  
Author(s):  
Gong ◽  
Gao ◽  
Hu ◽  
Zhou

Micro/nanostructured spherical materials have been widely explored for electrochemical energy storage due to their exceptional properties, which have also been summarized based on electrode type and material composition. The increased complexity of spherical structures has increased the feasibility of modulating their properties, thereby improving their performance compared with simple spherical structures. This paper comprehensively reviews the synthesis and electrochemical energy storage applications of micro/nanostructured spherical materials. After a brief classification, the concepts and syntheses of micro/nanostructured spherical materials are described in detail, which include hollow, core-shelled, yolk-shelled, double-shelled, and multi-shelled spheres. We then introduce strategies classified into hard-, soft-, and self-templating methods for synthesis of these spherical structures, and also include the concepts of synthetic methodologies. Thereafter, we discuss their applications as electrode materials for lithium-ion batteries and supercapacitors, and sulfur hosts for lithium–sulfur batteries. The superiority of multi-shelled hollow micro/nanospheres for electrochemical energy storage applications is particularly summarized. Subsequently, we conclude this review by presenting the challenges, development, highlights, and future directions of the micro/nanostructured spherical materials for electrochemical energy storage.


2014 ◽  
Vol 7 (4) ◽  
pp. 1250-1280 ◽  
Author(s):  
Marta Sevilla ◽  
Robert Mokaya

This review presents the state-of-the-art with respect to synthesis of activated carbons, and their use as electrode materials in supercapacitors and as hydrogen storage materials.


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