Simple, green organic acid-based hydrometallurgy for waste-to-energy storage devices: Recovery of NiMnCoC2O4 as an electrode material for pseudocapacitor from spent LiNiMnCoO2 batteries

2021 ◽  
pp. 127481
Author(s):  
Jong-Won Choi ◽  
Jisu Kim ◽  
Sung-Kon Kim ◽  
Yeoung-Sang Yun
2020 ◽  
Vol 11 ◽  
pp. 662-670
Author(s):  
Matangi Sricharan ◽  
Bikesh Gupta ◽  
Sreejesh Moolayadukkam ◽  
H S S Ramakrishna Matte

MoO3 is a versatile two-dimensional transition metal oxide having applications in areas such as energy storage devices, electronic devices and catalysis. To efficiently utilize the properties of MoO3 arising from its two-dimensional nature exfoliation is necessary. In this work, the exfoliation of MoO3 is carried out in 2-butanone for the first time. The achieved concentration of the dispersion is about 0.57 mg·mL−1 with a yield of 5.7%, which are the highest values reported to date. These high values of concentration and yield can be attributed to a favorable matching of energies involved in exfoliation and stabilization of MoO3 nanosheets in 2-butanone. Interestingly, the MoO3 dispersion in 2-butanone retains its intrinsic nature even after exposure to sunlight for 24 h. The composites of MoO3 nanosheets were used as an electrode material for supercapacitors and showed a high specific capacitance of 201 F·g−1 in a three-electrode configuration at a scan rate of 50 mV·s−1.


2021 ◽  
Author(s):  
S. Rajkumar ◽  
S Gowri ◽  
S Dhineshkumar ◽  
Princy Merlin Johnson ◽  
Anandaraj Sathiyan

With the fast exhaustion of fossil fuels, the need for new energy storage materials to meet the world's massive energy demand has inclined tremendously. Inorganic components with conducting polymer based...


2020 ◽  
Vol 44 (18) ◽  
pp. 7369-7375 ◽  
Author(s):  
SungHoon Jung ◽  
Yusik Myung ◽  
Gouri Sankar Das ◽  
Amit Bhatnagar ◽  
Jun-Woo Park ◽  
...  

Carbon nano onions produced by a sustainable and green synthetic method were utilized as high packing density electrode material for supercapacitor application.


2013 ◽  
Vol 68 (9) ◽  
pp. 659-662 ◽  
Author(s):  
S. Bouhtiyya ◽  
R. Lucio Porto ◽  
B. Laïk ◽  
P. Boulet ◽  
F. Capon ◽  
...  

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.


Nanoscale ◽  
2016 ◽  
Vol 8 (27) ◽  
pp. 13303-13310 ◽  
Author(s):  
Michael K. Tynan ◽  
David W. Johnson ◽  
Ben P. Dobson ◽  
Karl S. Coleman

Graphene foams are leading contenders as frameworks for polymer thermosets, filtration/pollution control and for use as an electrode material in energy storage devices, taking advantage of graphene's high electrical conductivity and the porous structure of the foam.


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