Hollow Co3O4 microspheres with nano-sized shells: one-step large-scale synthesis, growth mechanism and supercapacitor properties

RSC Advances ◽  
2015 ◽  
Vol 5 (52) ◽  
pp. 42055-42062 ◽  
Author(s):  
Chao Feng ◽  
Jinfeng Zhang ◽  
Yida Deng ◽  
Cheng Zhong ◽  
Lei Liu ◽  
...  

Hollow Co3O4 microspheres with thin spherical shells were produced using a one-step method at a low hydrothermal temperature (120 °C), and could be obtained without the use of a solid template, organic reagent or subsequent calcination.

2005 ◽  
Vol 475-479 ◽  
pp. 3513-3516 ◽  
Author(s):  
Fan Hao Zeng ◽  
X. Zhang

Large-scale single-crystalline In2O3 nanowires were successfully synthesized by simply evaporating the pure indium at 950ı. The as-synthesized products, characterized by XRD, SEM, and TEM, were pure, structurally uniform, and single crystalline with typical diameters of 10 to 100 nanometers and lengths of up to a few hundreds of micrometers. The growth mechanism of the nanowires also was discussed.


2006 ◽  
Vol 6 (11) ◽  
pp. 2567-2570 ◽  
Author(s):  
Guangcheng Xi ◽  
Yankuan Liu ◽  
Xiaoqing Wang ◽  
Xiaoyan Liu ◽  
Yiya Peng ◽  
...  

2021 ◽  
Vol 8 (8) ◽  
pp. 210582
Author(s):  
Manjit Singh Grewal ◽  
Hiroya Abe ◽  
Yasutaka Matsuo ◽  
Hiroshi Yabu

We propose a surface modification of poorly dispersive polytetrafluoroethylene (PTFE) particles via bioinspired polydopamine–polyethyleneimine (PDA–PEI) which conferred PTFE particles a uniform dispersion in aqueous medium. With increasing dopamine concentration in the reaction solution, dispersity of PTFE particles improved and the surface charges of particles changed from negative to positive due to an increase of surface coverage of PDA–PEI layers. Simplicity of the method here outlines an attractive route for surface modification of inert surfaces useful for large-scale applications.


CrystEngComm ◽  
2020 ◽  
Vol 22 (4) ◽  
pp. 660-665 ◽  
Author(s):  
Fei Chen ◽  
Yi Yao ◽  
Weitao Su ◽  
Su Ding ◽  
Li Fu

A large-scale 2D WS2-Mo1−xWxS2 hybrid heterostructure can be realized by the reaction of S powder and sputtered Mo/W films through the chemical vapor deposition method.


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