Metal Phosphides: Topical Advances to Design Supercapacitors

Author(s):  
Akanksha Agarwal ◽  
Babasaheb R. Sankapal

World-wide increased energy consumption and demand has aimed our prime requisites of high-energy storage systems with longer life. Hence, research and development on supercapacitors based on efficient and robust electrode...

2020 ◽  
Vol 7 (4) ◽  
pp. 041405
Author(s):  
Zhengyu Ju ◽  
Xiao Zhang ◽  
Steven T. King ◽  
Calvin D. Quilty ◽  
Yue Zhu ◽  
...  

2019 ◽  
Vol 131 (21) ◽  
pp. 7119-7124 ◽  
Author(s):  
Changkun Zhang ◽  
Yumin Qian ◽  
Yu Ding ◽  
Leyuan Zhang ◽  
Xuelin Guo ◽  
...  

2012 ◽  
Vol 727-728 ◽  
pp. 505-510
Author(s):  
L.P. Silva Neto ◽  
J.O. Rossi ◽  
A.R. Silva

The barium and strontium titanate (BST) ceramics have been used with great success as excellent dielectrics in the construction of high voltage (HV) commercial ceramic capacitors with reduced dimensions because of their high dielectric constant. However, the main point of this paper is to investigate other type of ceramic known as PZT (Lead Zirconate Titanate) normally used as piezoelectric sensors in industrial applications. The idea herein is to use the PZT ceramics as HV dielectrics for applications in high-energy storage systems by de-poling their piezoelectric properties in order to avoid dielectric damage and losses at high frequencies. For this, de-poled PZT-4 ceramic samples (30 mm × 2 mm) were submitted to HV tests, in which their dielectric breakdown strength and dielectric constant variation with the applied voltage were assessed. These results obtained confirmed the use of PZT in applications that require reasonable dielectric constant stability (< 15 %) with voltage and HV dielectric breakdown (40 kV/cm) for compact high-energy storage devices.


2021 ◽  
Vol 14 (2) ◽  
pp. 931-939
Author(s):  
Changkun Zhang ◽  
Zhihui Niu ◽  
Jiwoong Bae ◽  
Leyuan Zhang ◽  
Yu Zhao ◽  
...  

Polyeutectic electrolyte, as a new class of electrolytes, was proposed for various high-energy storage systems.


2019 ◽  
Vol 58 (21) ◽  
pp. 7045-7050 ◽  
Author(s):  
Changkun Zhang ◽  
Yumin Qian ◽  
Yu Ding ◽  
Leyuan Zhang ◽  
Xuelin Guo ◽  
...  

2019 ◽  
Vol 7 (4) ◽  
pp. 1028-1034 ◽  
Author(s):  
Ye Tian ◽  
Jing Li ◽  
Qingyuan Hu ◽  
Li Jin ◽  
Kun Yu ◽  
...  

Silver niobate (AgNbO3)-based dielectric materials show great application potential in pulse power energy storage systems due to their high energy storage density.


2018 ◽  
Vol 6 (21) ◽  
pp. 9846-9853 ◽  
Author(s):  
Ranjith Thangavel ◽  
Aravindaraj G. Kannan ◽  
Rubha Ponraj ◽  
Xueliang Sun ◽  
Dong-Won Kim ◽  
...  

Developing sodium based energy storage systems that retain high energy density at high power along with stable cycling is of paramount importance to meet the energy demands of next generation applications.


2019 ◽  
Vol 11 (1) ◽  
Author(s):  
Wangwang Xu ◽  
Ying Wang

Abstract The increasing demands for environmentally friendly grid-scale electric energy storage devices with high energy density and low cost have stimulated the rapid development of various energy storage systems, due to the environmental pollution and energy crisis caused by traditional energy storage technologies. As one of the new and most promising alternative energy storage technologies, zinc-ion rechargeable batteries have recently received much attention owing to their high abundance of zinc in natural resources, intrinsic safety, and cost effectiveness, when compared with the popular, but unsafe and expensive lithium-ion batteries. In particular, the use of mild aqueous electrolytes in zinc-ion batteries (ZIBs) demonstrates high potential for portable electronic applications and large-scale energy storage systems. Moreover, the development of superior electrolyte operating at either high temperature or subzero condition is crucial for practical applications of ZIBs in harsh environments, such as aerospace, airplanes, or submarines. However, there are still many existing challenges that need to be resolved. This paper presents a timely review on recent progresses and challenges in various cathode materials and electrolytes (aqueous, organic, and solid-state electrolytes) in ZIBs. Design and synthesis of zinc-based anode materials and separators are also briefly discussed.


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