Hierarchical core–shell heterostructure of porous carbon nanofiber@ZnCo2O4 nanoneedle arrays: advanced binder-free electrodes for all-solid-state supercapacitors

2015 ◽  
Vol 3 (47) ◽  
pp. 24082-24094 ◽  
Author(s):  
Hao Niu ◽  
Xue Yang ◽  
He Jiang ◽  
Dan Zhou ◽  
Xin Li ◽  
...  

Hierarchical ZnCo2O4 nanoneedle arrays are vertically grown on porous carbon nanofibers (PCFs) to form a core–shell heterostructure through a facile hydrothermal method followed by thermal treatment.

2019 ◽  
Vol 7 (46) ◽  
pp. 26272-26278 ◽  
Author(s):  
Yan Kong ◽  
Yan Li ◽  
Bin Yang ◽  
Zhongjian Li ◽  
Yao Yao ◽  
...  

A metal-free B, N co-doped porous carbon nanofiber with a synergistic effect was developed for efficient electrocatalytic nitrogen reduction reaction in basic solution.


RSC Advances ◽  
2019 ◽  
Vol 9 (64) ◽  
pp. 37556-37561
Author(s):  
Xin Chen ◽  
Guojun Gao ◽  
Zhipeng Wu ◽  
Jun Xiang ◽  
Xiaoqiang Li ◽  
...  

A novel binder-free LIB anode made of ultrafine MoO2 nanoparticles encapsulated in hierarchically porous carbon nanofibers exhibits high Li-storage performance.


RSC Advances ◽  
2015 ◽  
Vol 5 (127) ◽  
pp. 104822-104828 ◽  
Author(s):  
Juan Zhang ◽  
Zhian Zhang ◽  
Xingxing Zhao

A graphene/N-doped porous carbon nanofiber (RGO/NPC) composite was designed as an anode material for sodium-ion batteries (SIBs). A microstructure of fine and uniform N-doped porous carbon nanofibers decorated on 2D RGO sheets was obtained.


2016 ◽  
Vol 4 (1) ◽  
pp. 160-166 ◽  
Author(s):  
Daniel W. Lawrence ◽  
Chau Tran ◽  
Arun T. Mallajoysula ◽  
Stephen K. Doorn ◽  
Aditya Mohite ◽  
...  

We have developed binder-free solid-state electric double layer supercapacitors using freestanding porous carbon nanofiber electrodes fabricated using electrospinning and silica-based ionic liquid gel electrolytes.


Polymers ◽  
2020 ◽  
Vol 12 (8) ◽  
pp. 1851
Author(s):  
Byeongil Jeon ◽  
Taehwa Ha ◽  
Dong Yun Lee ◽  
Myung-Seok Choi ◽  
Seung Woo Lee ◽  
...  

Porous carbon nanofibers (CNFs) with high energy storage performance were fabricated with a single precursor polymer, 6FDA-TFMB, without the use of any pore-generating materials. 6FDA-TFMB was synthesized, electrospun, and thermally treated to produce binder-free CNF electrodes for electrochemical double-layer capacitors (EDLCs). Highly porous CNFs with a surface area of 2213 m2 g−1 were prepared by steam-activation. CNFs derived from 6FDA-TFMB showed rectangular cyclic voltammograms with a specific capacitance of 292.3 F g−1 at 10 mV s−1. It was also seen that CNFs exhibit a maximum energy density of 13.1 Wh kg−1 at 0.5 A g−1 and power density of 1.7 kW kg−1 at 5 A g−1, which is significantly higher than those from the common precursor polymer, polyacrylonitrile (PAN).


2015 ◽  
Vol 3 (24) ◽  
pp. 12672-12679 ◽  
Author(s):  
Feilong Yan ◽  
Xuan Tang ◽  
Yuehua Wei ◽  
Libao Chen ◽  
Guozhong Cao ◽  
...  

SnOx-porous carbon nanofiber flexible mats deliver a high reversible capacity of 545 mA h g−1 after 1000 cycles at 200 mA g−1.


RSC Advances ◽  
2021 ◽  
Vol 11 (7) ◽  
pp. 4053-4061
Author(s):  
Xiaohong Chen ◽  
Zhiyong Xue ◽  
Kai Niu ◽  
Xundao Liu ◽  
Wei lv ◽  
...  

We developed a facile, yet general, approach for preparing Li–fluorine codoped porous carbon nanofiber (Li–F–PCNF) composites, which showed excellent hydrogen storage performance.


RSC Advances ◽  
2017 ◽  
Vol 7 (87) ◽  
pp. 55224-55231 ◽  
Author(s):  
Hexuan Zhang ◽  
Zhengzheng Xie ◽  
Yanbo Wang ◽  
Xiaohong Shang ◽  
Pengfei Nie ◽  
...  

With β-CD as both pore-forming reagent and carbon precursor, conductive porous carbon nanofibers are fabricated with excellent capacitive deionization performance.


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