Facile synthesis of porous carbon materials with extra high nitrogen content for supercapacitor electrodes

2019 ◽  
Vol 43 (9) ◽  
pp. 3713-3718 ◽  
Author(s):  
Yun Liu ◽  
Xiaoqiong Hao ◽  
Likui Wang ◽  
Yingcong Xu ◽  
Jing Liu ◽  
...  

Three-dimensional porous nitrogen-doped carbon materials with extra high nitrogen content produced by directly carbonizing nitrogen-enriched precursors for supercapacitors.

2019 ◽  
Vol 4 (9) ◽  
pp. 2726-2733 ◽  
Author(s):  
Lu Yao ◽  
Da‐Ming Chen ◽  
Song Yan ◽  
Jing‐Jing Lin ◽  
Ye‐Ping Liu ◽  
...  

2019 ◽  
Vol 10 ◽  
pp. 1618-1627 ◽  
Author(s):  
Christina Schneidermann ◽  
Pascal Otto ◽  
Desirée Leistenschneider ◽  
Sven Grätz ◽  
Claudia Eßbach ◽  
...  

We developed an upcycling process of polyurethane obtaining porous nitrogen-doped carbon materials that were applied in supercapacitor electrodes. In detail, a mechanochemical solvent-free one-pot synthesis is used and combined with a thermal treatment. Polyurethane is an ideal precursor already containing nitrogen in its backbone, yielding nitrogen-doped porous carbon materials with N content values of 1–8 wt %, high specific surface area values of up to 2150 m2·g−1 (at a N content of 1.6 wt %) and large pore volume values of up to 0.9 cm3·g−1. The materials were tested as electrodes for supercapacitors in aqueous 1 M Li2SO4 electrolyte (100 F·g−1), organic 1 M TEA-BF4 (ACN, 83 F·g−1) and EMIM-BF4 (70 F·g−1).


Chemosphere ◽  
2021 ◽  
pp. 133225
Author(s):  
Raji Atchudan ◽  
Thomas Nesakumar Jebakumar Immanuel Edison ◽  
Suguna Perumal ◽  
Rajangam Vinodh ◽  
Rajendran Suresh Babu ◽  
...  

RSC Advances ◽  
2021 ◽  
Vol 11 (15) ◽  
pp. 8628-8635
Author(s):  
Chang Ki Kim ◽  
Jung-Min Ji ◽  
M. Aftabuzzaman ◽  
Hwan Kyu Kim

The incorporation of the Te element into nitrogen-doped carbon-based nanomaterials is a good strategy to improve the capacitive performance of carbon materials and the incorporation of two types of atoms improves the overall capacitive performance of the materials due to a synergetic effect.


RSC Advances ◽  
2021 ◽  
Vol 11 (47) ◽  
pp. 29555-29563
Author(s):  
Songlin Zhao ◽  
Fushan Chen ◽  
Qunfeng Zhang ◽  
Lingtao Meng

Nitrogen-doped porous carbon materials have high potential in metal-free electrocatalysts, which is essential for several renewable energy conversion systems.


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