Nickel sulfide cathode for stable charge-discharge rates in lithium rechargeable battery

2019 ◽  
Vol 231 ◽  
pp. 131-137 ◽  
Author(s):  
J.J. Cheng ◽  
Y. Ou ◽  
J.T. Zhu ◽  
H.J. Song ◽  
Y. Pan
2019 ◽  

Supercapacitors are most interesting in the area of rechargeable battery based energy storage because they offer an unbeatable power density, quick charge/discharge rates and prolonged lifetimes in comparison to batteries. The book covers inorganic, organic and gel-polymer electrolytes, electrodes and separators used in different types of supercapacitors; with emphasis on material synthesis, characterization, fundamental electrochemical properties and most promising applications.


1994 ◽  
Vol 141 (10) ◽  
pp. L135-L136 ◽  
Author(s):  
Qi Feng ◽  
Hirofumi Kanoh ◽  
Kenta Ooi ◽  
Masato Tani ◽  
Yoshifumi Nakacho

2018 ◽  
Vol 57 (15) ◽  
pp. 3916-3921 ◽  
Author(s):  
Haoqing Jiang ◽  
Xiao-Chen Liu ◽  
Yushan Wu ◽  
Yufei Shu ◽  
Xuan Gong ◽  
...  

2018 ◽  
Vol 130 (15) ◽  
pp. 3980-3985 ◽  
Author(s):  
Haoqing Jiang ◽  
Xiao-Chen Liu ◽  
Yushan Wu ◽  
Yufei Shu ◽  
Xuan Gong ◽  
...  

2021 ◽  
Author(s):  
C. Sambathkumar ◽  
R. Ranjithkumar ◽  
S. Ezhil Arasi ◽  
A. Manikandan ◽  
N. Nallamuthu ◽  
...  

Abstract High-performance energy storage electrode materials are emerging demand in near future for the construction of supercapacitor with high energy and power densities. Herein, Nickel (II) Diethyldithiocarbamate was used as single source precursor for Nickel Sulfide (Ni9S8) two dimensional (2D) nanosheets preparation and hexadecylamine as shape directing agent via simple solvothermal method. The orthorhombic structure of Ni9S8 nanosheets was confirmed by X-ray diffraction (XRD) pattern. Scanning electron microscopy (SEM) and high resolution transmission electron microscopy (HRTEM) images revealed that as-prepared Ni9S8 nanoparticles possess sheet-like morphology. Besides, the thermal stability of Ni(DTC)2 complex was studied by Thermo-gravimetric/Derivative thermo gravimetric(TG/DTG) with Differential scanning calorimetric (DSC) analysis. The electrochemical properties of Ni9S8 nanosheets was studied using galvanostatic charge-discharge (GCD) and cyclic voltammetry (CV) techniques. From the charge-discharge study of Ni9S8 nanosheets, a high specific capacitance of 281 Fg− 1 was obtained at a current density of 1 Ag− 1, and up to 82 % retentivity was achieved after 5000 cycles. Thus, the prepared Ni9S8 nanosheets could be one of the attractive potential active electrode materials for the application of supercapacitor.


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