scholarly journals High-performance flexible energy storage and harvesting system for wearable electronics

2016 ◽  
Vol 6 (1) ◽  
Author(s):  
Aminy E. Ostfeld ◽  
Abhinav M. Gaikwad ◽  
Yasser Khan ◽  
Ana C. Arias
Nanoscale ◽  
2019 ◽  
Vol 11 (18) ◽  
pp. 9133-9140 ◽  
Author(s):  
Xiu-Yan Fu ◽  
Zhao-Di Chen ◽  
Yong-Lai Zhang ◽  
Dong-Dong Han ◽  
Jia-Nan Ma ◽  
...  

The research interest in wearable electronics has continuously stimulated the development of flexible energy storage systems with high performance and robustness.


Author(s):  
Dipanwita Majumdar

Versatile and exclusive electronic, optical, physicochemical, electrochemical and mechanical features of both conducting polymers and MXenes have stimulated global scientists to take serious impetuses in designing innovative high-performance energy storage systems with these materials, for resolving the growing needs for auto-powering mechanically flexible and wearable electronics for all essential technological fields. However, both the materials have experienced some serious practical limitations, which have driven the scientific community to look for necessary modifications in the form of MXenes/PANI nanocomposites with suitable compositions that would essentially restore their representative characteristics but successfully suppress their functional drawbacks concurrently and considerably. Accordingly, in the present overview, the different strategies of fabrication of MXenes/PANI nanocomposites for advanced supercapacitors with special reference to the necessary morphological modifications brought about by synthetic improvisations that resulted in superior capacitive, electronic charge transport as well as structural properties have also been recognized and compared. Such analysis would purposefully assist in adjusting the integral mechanical and electrochemical responses for scheming smarter and highly flexible microelectronics soon.


Membranes ◽  
2021 ◽  
Vol 11 (10) ◽  
pp. 788
Author(s):  
Xin Guan ◽  
Lujun Pan ◽  
Zeng Fan

Lightweight energy storage devices with high mechanical flexibility, superior electrochemical properties and good optical transparency are highly desired for next-generation smart wearable electronics. The development of high-performance flexible and transparent electrodes for supercapacitor applications is thus attracting great attention. In this work, we successfully developed flexible, transparent and highly conductive film electrodes based on a conducting polymer, poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS). The PEDOT:PSS film electrodes were prepared via a simple spin-coating approach followed by a post-treatment with a salt solution. After treatment, the film electrodes achieved a high areal specific capacitance (3.92 mF/cm2 at 1 mA/cm2) and long cycling lifetime (capacitance retention >90% after 3000 cycles) with high transmittance (>60% at 550 nm). Owing to their good optoelectronic and electrochemical properties, the as-assembled all-solid-state device for which the PEDOT:PSS film electrodes were utilized as both the active electrode materials and current collectors also exhibited superior energy storage performance over other PEDOT-based flexible and transparent symmetric supercapacitors in the literature. This work provides an effective approach for producing high-performance, flexible and transparent polymer electrodes for supercapacitor applications. The as-obtained polymer film electrodes can also be highly promising for future flexible transparent portable electronics.


Author(s):  
Md. Omar Faruk ◽  
Abbas Ahmed ◽  
Bapan Adak ◽  
Maliha Marzana ◽  
Md. Milon Hossain ◽  
...  

This review highlights the recent advances in MXene-conducting polymer hybrids for wearable electronics (e.g., energy storage, pressure sensing, and EMI shielding, etc.). Furthermore, several future research trends have also been envisioned.


Author(s):  
Peng Wang ◽  
Zhongbin Pan ◽  
Weilin Wang ◽  
Jianxu Hu ◽  
Jinjun Liu ◽  
...  

High-performance electrostatic capacitors are in urgent demand owing to the rapidly development of advanced power electronic applications. However, polymer-based composite films with both high breakdown strength (Eb) and dielectric constant...


2021 ◽  
Author(s):  
Yi He ◽  
Lei Xie ◽  
Shixiang Ding ◽  
Yujia Long ◽  
Xinyi Zhou ◽  
...  

Although the zinc oxide (ZnO) with wide distribution is one of the most attractive energy storage materials, the low electronic conductivity and insufficient active sites of bulk ZnO increase the...


2021 ◽  
Vol 35 ◽  
pp. 102340
Author(s):  
Vishnu Surendran ◽  
Raveendran S. Arya ◽  
Thazhe Veettil Vineesh ◽  
Binson Babu ◽  
Manikoth M. Shaijumon

Author(s):  
Tingting Xia ◽  
Chengfei Xu ◽  
Pengfei Dai ◽  
Xiaoyun Li ◽  
Riming Lin ◽  
...  

Three-dimensional (3D) conductive polymers are promising conductive matrices for electrode materials toward electrochemical energy storage. However, their fragile nature and weak binding forces with active materials could not guarantee long-term...


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