Nitrogen and oxygen co-doped 3D nanoporous duct-like graphene@carbon nano-cage hybrid films for high-performance multi-style supercapacitors

2017 ◽  
Vol 5 (35) ◽  
pp. 18535-18541 ◽  
Author(s):  
Kaiqiang Qin ◽  
Liping Wang ◽  
Ning Wang ◽  
Jiajun Li ◽  
Naiqin Zhao ◽  
...  

A flexible high-quality nitrogen and oxygen co-doped 3D nanoporous duct-like graphene@carbon nano-cages (NO-3DG@CNCs) film shows excellent electrochemical performances in aqueous-system, ionic-system and lithium-ion capacitors.

2021 ◽  
Vol 361 ◽  
pp. 115562
Author(s):  
Chunli Zhou ◽  
Dengke Wang ◽  
Hui Yang ◽  
Ang Li ◽  
Huaihe Song ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (117) ◽  
pp. 96660-96664 ◽  
Author(s):  
Sheng Han ◽  
Yani Ai ◽  
Yanping Tang ◽  
Jianzhong Jiang ◽  
Dongqing Wu

Carbonized polyaniline coupled molybdenum disulfide and graphene show excellent electrochemical performances as an anode material for lithium ion batteries.


2018 ◽  
Vol 6 ◽  
Author(s):  
Jiawen Xiong ◽  
Qichang Pan ◽  
Fenghua Zheng ◽  
Xunhui Xiong ◽  
Chenghao Yang ◽  
...  

2019 ◽  
Vol 45 (16) ◽  
pp. 20780-20787 ◽  
Author(s):  
Yanying Liu ◽  
Ranran Li ◽  
Jianling Li ◽  
Zhe Yang ◽  
Jianjian Zhong ◽  
...  

Nanomaterials ◽  
2020 ◽  
Vol 10 (10) ◽  
pp. 1912
Author(s):  
Zheng Li ◽  
Yaogang Wang ◽  
Wen Xia ◽  
Jixian Gong ◽  
Shiru Jia ◽  
...  

Heteroatom doping is an effective way to raise the electrochemical properties of carbon materials. In this paper, a novel electrode material including nitrogen, phosphorus, and sulfur co-doped pyrolyzed bacterial cellulose (N/P/S-PBC) nanofibers was produced. The morphologies, structure characteristics and electrochemical performances of the materials were investigated by Scanning electron microscopy, Fourier transform infrared spectra, X-ray diffraction patterns, X-ray photoelectronic spectroscopy, N2 sorption analysis and electrochemical measurements. When 3.9 atom% of nitrogen, 1.22 atom% of phosphorus and 0.6 atom% of sulfur co-doped into PBC, the specific capacitance of N/P/S-PBC at 1.0 A/g was 255 F/g and the N/P/S-PBC supercapacitors’ energy density at 1 A/g was 8.48 Wh/kg with a power density of 489.45 W/kg, which were better than those of the N/P-PBC and N/S-PBC supercapacitors. This material may be a very good candidate as the promising electrode materials for high-performance supercapacitors.


2016 ◽  
Vol 41 (32) ◽  
pp. 14252-14260 ◽  
Author(s):  
Lijun Zhang ◽  
Guanglin Xia ◽  
Zaiping Guo ◽  
Xingguo Li ◽  
Dalin Sun ◽  
...  

2014 ◽  
Vol 2 (29) ◽  
pp. 11029-11034 ◽  
Author(s):  
Jiang Zhou ◽  
Qiang Liang ◽  
Anqiang Pan ◽  
Xuelin Zhang ◽  
Qinyu Zhu ◽  
...  

A general approach has been developed to synthesize a series of silver vanadium oxides (SVOs) anchored with Ag nanoparticles (including AgVO3, Ag2V4O11, Ag0.33V2O5 and Ag1.2V3O8), which exhibit highly improved electrochemical performances.


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