Fabricating carbon-nanotubes-based porous foam for superoxide electrochemical sensing through one-step hydrothermal process induced by phytic acid

2018 ◽  
Vol 1038 ◽  
pp. 132-139 ◽  
Author(s):  
Xuan Cai ◽  
Kaicha Chen ◽  
Zhenxing Wang ◽  
Wenqian Sun ◽  
Hongli Zhao ◽  
...  
Materials ◽  
2019 ◽  
Vol 12 (24) ◽  
pp. 4123 ◽  
Author(s):  
Chaoqi Shen ◽  
Hui Xu ◽  
Liu Liu ◽  
Heshan Hu ◽  
Siyuan Chen ◽  
...  

Nano-sized spinel LiMn2O4/carbon nanotubes (LMO/CNTs) composite is facilely synthesized via a one-step dynamic hydrothermal approach. The characterizations and electrochemical measurements reveal that LiMn2O4 particles with narrow size distribution are well dispersed with CNTs in the composite. The LMO/CNTs nanocomposite with 5 wt % CNTs displays a high specific discharge capacity of 114 mAh g−1 at 1C rate, and the retention rate after 180 cycles at room temperature reaches 94.5% in the potential window of 3.3 to 4.3 V vs. Li/Li+. Furthermore, the electrochemical performance of the composite with 5 wt % CNTs at elevated temperature (55 °C) is also impressive, 90% discharging capacity could be maintained after 100 cycles at 1C. Such excellent electrochemical performance of the final product is attributed to the content of CNTs added in the hydrothermal process and small particle size inherited from pretreated MnO2 precursor.


2015 ◽  
Vol 7 (2) ◽  
pp. 779-786 ◽  
Author(s):  
S. Ramakrishnan ◽  
K. R. Pradeep ◽  
A. Raghul ◽  
R. Senthilkumar ◽  
Murali Rangarajan ◽  
...  

Platinum nanoparticle-decorated graphene and carbon nanotube (Pt-Gr-CNT) nanocomposites synthesized by a single step chemical vapor deposition process, serve as a promising platform for the simultaneous electrochemical sensing of dopamine, uric acid and ascorbic acid.


RSC Advances ◽  
2021 ◽  
Vol 11 (40) ◽  
pp. 24772-24786
Author(s):  
Sveta Zhiraslanovna Ozkan ◽  
Galina Petrovna Karpacheva ◽  
Mikhail Nikolaevich Efimov ◽  
Andrey Aleksandrovich Vasilev ◽  
Dmitriy Gennad'evich Muratov ◽  
...  

In a self-organizing system within one stage under IR heating conditions, hybrid nanomaterials are formed with a structure that contains bimetallic Co–Fe particles, free or immobilized on the SWCNT surface, dispersed in the polymer PDPA matrix.


2017 ◽  
Vol 5 (17) ◽  
pp. 8087-8094 ◽  
Author(s):  
Yutao Dong ◽  
Dan Li ◽  
Chengwei Gao ◽  
Yushan Liu ◽  
Jianmin Zhang

Self-assembled 3D urchin-like Ti0.8Sn0.2O2–rGO was fabricated by a one-step hydrothermal process as an anode material for high-rate and long cycle life LIBs.


2012 ◽  
Vol 25 (1) ◽  
pp. 85-93 ◽  
Author(s):  
Veronika Urbanová ◽  
Mathieu Etienne ◽  
Alain Walcarius

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