Rapid synthesis of self-supported three-dimensional bubble-like graphene frameworks as high-performance electrodes for supercapacitors

2017 ◽  
Vol 1 (7) ◽  
pp. 1557-1567 ◽  
Author(s):  
Haiyan Duan ◽  
Tingting Yan ◽  
Zhenying Li ◽  
Guorong Chen ◽  
Jianping Zhang ◽  
...  

Self-supported 3D bubble-like graphene frameworks are originally and rapidly prepared and demonstrate excellent supercapacitive performance.

2015 ◽  
Vol 162 (12) ◽  
pp. E319-E324 ◽  
Author(s):  
Qi Liu ◽  
Xingming Zhang ◽  
Bin Yang ◽  
Jingyuan Liu ◽  
Rumin Li ◽  
...  

RSC Advances ◽  
2016 ◽  
Vol 6 (65) ◽  
pp. 59976-59983 ◽  
Author(s):  
Yan Zhang ◽  
Jie Xu ◽  
Yayun Zheng ◽  
Xiaoyang Hu ◽  
Yuanyuan Shang ◽  
...  

Three-dimensional interconnected CuS nanowalls with rough surfaces on Ni foam were obtained through a facial ​ synthetic route. The binder-free electrode exhibits high electrochemical performance with excellent cycling stability.


RSC Advances ◽  
2013 ◽  
Vol 3 (8) ◽  
pp. 2566 ◽  
Author(s):  
Jun Yan ◽  
Ying Xiao ◽  
Guoqing Ning ◽  
Tong Wei ◽  
Zhuangjun Fan

RSC Advances ◽  
2015 ◽  
Vol 5 (11) ◽  
pp. 7976-7985 ◽  
Author(s):  
Xiaocheng Li ◽  
Wei Sun ◽  
Liqun Wang ◽  
Yongdong Qi ◽  
Tieming Guo ◽  
...  

A three-dimensional hierarchical self-supported NiCo2O4/carbon nanotube core–shell network structure shows good supercapacitive performance in both three-electrode and two-electrode cell systems.


2016 ◽  
Vol 4 (29) ◽  
pp. 11317-11329 ◽  
Author(s):  
Dajun Wu ◽  
Shaohui Xu ◽  
Chi Zhang ◽  
Yiping Zhu ◽  
Dayuan Xiong ◽  
...  

3D MnO2/nanographene supercapacitors with high volumetric energy densities exhibit ideal supercapacitive performance, indicating a promising future for supercapacitors.


Author(s):  
Lee D. Peachey ◽  
Lou Fodor ◽  
John C. Haselgrove ◽  
Stanley M. Dunn ◽  
Junqing Huang

Stereo pairs of electron microscope images provide valuable visual impressions of the three-dimensional nature of specimens, including biological objects. Beyond this one seeks quantitatively accurate models and measurements of the three dimensional positions and sizes of structures in the specimen. In our laboratory, we have sought to combine high resolution video cameras with high performance computer graphics systems to improve both the ease of building 3D reconstructions and the accuracy of 3D measurements, by using multiple tilt images of the same specimen tilted over a wider range of angles than can be viewed stereoscopically. Ultimately we also wish to automate the reconstruction and measurement process, and have initiated work in that direction.Figure 1 is a stereo pair of 400 kV images from a 1 micrometer thick transverse section of frog skeletal muscle stained with the Golgi stain. This stain selectively increases the density of the transverse tubular network in these muscle cells, and it is this network that we reconstruct in this example.


2020 ◽  
Author(s):  
Peiyao Wang ◽  
Bangchuan Zhao ◽  
Jin Bai ◽  
Kunzhen Li ◽  
Hongyang Ma ◽  
...  

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