scholarly journals Vanadium pentoxide/carbide-derived carbon core–shell hybrid particles for high performance electrochemical energy storage

2016 ◽  
Vol 4 (48) ◽  
pp. 18899-18909 ◽  
Author(s):  
Marco Zeiger ◽  
Teguh Ariyanto ◽  
Benjamin Krüner ◽  
Nicolas J. Peter ◽  
Simon Fleischmann ◽  
...  

V2O5/carbide-derived carbon core–shell hybrid electrodes can be synthesized using vanadium carbide as the precursor. The resulting hybrid material shows high energy and power ratings for electrochemical energy storage.

Nano Energy ◽  
2014 ◽  
Vol 7 ◽  
pp. 151-160 ◽  
Author(s):  
Jin Wang ◽  
Dongliang Chao ◽  
Jilei Liu ◽  
Linlin Li ◽  
Linfei Lai ◽  
...  

2017 ◽  
Vol 4 (10) ◽  
pp. 2634-2642 ◽  
Author(s):  
Xijun Wei ◽  
Yanhong Li ◽  
Huarong Peng ◽  
Chunli Liu ◽  
Yunhuai Zhang ◽  
...  

2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Leqing Deng ◽  
Jiale Qu ◽  
Xiaogang Niu ◽  
Juzhe Liu ◽  
Juan Zhang ◽  
...  

AbstractPotassium-ion batteries (KIBs) are promising electrochemical energy storage systems because of their low cost and high energy density. However, practical exploitation of KIBs is hampered by the lack of high-performance cathode materials. Here we report a potassium manganese hexacyanoferrate (K2Mn[Fe(CN)6]) material, with a negligible content of defects and water, for efficient high-voltage K-ion storage. When tested in combination with a K metal anode, the K2Mn[Fe(CN)6]-based electrode enables a cell specific energy of 609.7 Wh kg−1 and 80% capacity retention after 7800 cycles. Moreover, a K-ion full-cell consisting of graphite and K2Mn[Fe(CN)6] as anode and cathode active materials, respectively, demonstrates a specific energy of 331.5 Wh kg−1, remarkable rate capability, and negligible capacity decay for 300 cycles. The remarkable electrochemical energy storage performances of the K2Mn[Fe(CN)6] material are attributed to its stable frameworks that benefit from the defect-free structure.


2014 ◽  
Vol 61 (18) ◽  
pp. 49-53 ◽  
Author(s):  
Z. Yu ◽  
J. Moore ◽  
B. Duong ◽  
C. Li ◽  
J. Thomas

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