Ultrafast-charging Quasi-solid-state Fiber-shaped Zinc-ion Hybrid Supercapacitors with Superior Flexibility

Author(s):  
Jie Pu ◽  
Qinghe Cao ◽  
Yong Gao ◽  
Jie Yang ◽  
Dongming Cai ◽  
...  

Fiber-shaped zinc-ion hybrid supercapacitors (FZHSCs) by combining of the merits of both SCs and zinc-ion batteries are promising energy storage devices for miniaturized wearable and portable electronics. However, one of...

Nanoscale ◽  
2018 ◽  
Vol 10 (40) ◽  
pp. 19004-19013 ◽  
Author(s):  
Pengxiao Sun ◽  
Weidong He ◽  
Hongcen Yang ◽  
Ruya Cao ◽  
Jiangmei Yin ◽  
...  

High-security deformable energy-storage devices that are mechanically robust, with considerable energy and power densities are becoming desirable for smart wearable electronics.


2019 ◽  
Vol 7 (2) ◽  
pp. 520-530 ◽  
Author(s):  
Qiulong Li ◽  
Qichong Zhang ◽  
Chenglong Liu ◽  
Juan Sun ◽  
Jiabin Guo ◽  
...  

The fiber-shaped Ni–Fe battery takes advantage of high capacity of hierarchical CoP@Ni(OH)2 NWAs/CNTF core–shell heterostructure and spindle-like α-Fe2O3/CNTF electrodes to yield outstanding electrochemical performance, demonstrating great potential for next-generation portable wearable energy storage devices.


Small ◽  
2021 ◽  
pp. 2100219
Author(s):  
Ziting Wang ◽  
Maoqin Zhang ◽  
Weiting Ma ◽  
Junbo Zhu ◽  
Weixing Song

Author(s):  
Ye Chen ◽  
Xinyu Yin ◽  
Shuyuan Lei ◽  
Xiaojing Dai ◽  
Xilian Xu ◽  
...  

MXene, a class of 2D transition metal carbide/nitride materials, has attracted widespread attention since its first discovery in 2011. Due to its high electronic conductivity, large specific surface area, good mechanical stability, and adjustable surface functional groups, MXene-based nanomaterials have shown great potential in energy storage devices. Meanwhile, zinc-based aqueous energy storage devices became a hotspot recently in energy storage field on account of their high security and low cost. In this review, the research progress on the preparation routes, preserving method, related structure and properties of MXene is first summarized. Followed by is an introduction of the recent state-of-the-art development of MXene-based electrodes for zinc-based aqueous energy storage devices, including zinc ion batteries (ZIBs), zinc-air batteries (ZABs), and zinc-halide batteries (ZHBs). Finally, the major bottleneck and perspectives for MXene-based nanomaterials in zinc-based aqueous energy storage devices are pointed out.


Author(s):  
Dan Tu ◽  
Wenyao Yang ◽  
Yi Li ◽  
Yujiu Zhou ◽  
LiuWei Shi ◽  
...  

Abstract: Modified MXene (Ti3C2Tx) is attractive as a flexible electrode for wearable energy storage devices. In this work, a convenient and effective method was proposed to change the conventional 2D...


2021 ◽  
Vol 9 (1) ◽  
pp. 406-412
Author(s):  
Datong Zhang ◽  
Kentaro Yamamoto ◽  
Aika Ochi ◽  
Yanchang Wang ◽  
Takahiro Yoshinari ◽  
...  

Fluoride ion batteries (FIBs) are regarded as promising energy storage devices, and it is important and urgent to develop cathode materials with high energy densities for use in FIBs.


2020 ◽  
Vol 26 (S2) ◽  
pp. 1460-1461
Author(s):  
Nikhilendra Singh ◽  
James Horwath ◽  
Timothy Arthur ◽  
Daan Hein Alsem ◽  
Eric Stach

2013 ◽  
Author(s):  
Xudong Fang ◽  
Donggang Yao

Supercapacitors with an electric double-layer design have attracted great attention in the recent years because they are promising energy storage devices for a number of applications, particularly for portable electronics and electric automobiles. They utilize the interface between the electrode and the electrolyte to store energy, resulting in energy storage devices with high power density but low energy density compared to batteries. To improve the performance and reduce the cost, researchers have made significant progress in increasing energy density, electrode voltage, and cycle life. The increase of the energy density is considered to be achieved mainly by increasing the effective specific interface between the electrodes and the electrolyte. Various electrodes with porous structure have been attempted to increase the specific surface area. The increase of electrode voltage is realized primarily via the change of liquid electrolytes to gel, solid and composite ones. In this overview, they are summarized as solid-like electrolytes. This paper reviews the materials adopted and the processing methods developed for solid-like electrolytes, as well as the general characteristics of supercapacitors employing such electrolytes.


2017 ◽  
Vol 5 (3) ◽  
pp. 1094-1102 ◽  
Author(s):  
Yang Jiao ◽  
Jian Pei ◽  
Dahong Chen ◽  
Chunshuang Yan ◽  
Yongyuan Hu ◽  
...  

Metal–organic frameworks (MOFs) have obtained increasing attention as a kind of novel electrode material for energy storage devices.


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