Fabrication of porous MgCo2O4 with rod-like morphology and its superb catalytic activity towards ammonium perchlorate thermal decomposition

2018 ◽  
Vol 5 (3) ◽  
pp. 035036 ◽  
Author(s):  
Gang Li ◽  
Xiaoli Liu ◽  
Weiyang Bai
Materials ◽  
2018 ◽  
Vol 11 (12) ◽  
pp. 2457 ◽  
Author(s):  
Haifeng Zhao ◽  
Jing Lv ◽  
Junshan Sang ◽  
Li Zhu ◽  
Peng Zheng ◽  
...  

In this work, a mixing-calcination method was developed to facilely construct MXene/CuO nanocomposite. CuO and MXene were first dispersed in ethanol with sufficient mixing. After solvent evaporation, the dried mixture was calcinated under argon to produce a MXene/CuO nanocomposite. As characterized by X-ray diffraction (XRD), field-emission scanning electron microscopy (FESEM), and X-ray photoelectron spectra (XPS), CuO nanoparticles (60–100 nm) were uniformly distributed on the surface and edge of MXene nanosheets. Furthermore, as evaluated by differential scanning calorimetry (DSC) and thermal gravimetric analysis (TGA), the high-temperature decomposition (HTD) temperature decrease of ammonium perchlorate (AP) upon addition of 1 wt% CuO (hybridized with 1 wt% MXene) was comparable with that of 2 wt% CuO alone, suggesting an enhanced catalytic activity of CuO on thermal decomposition of AP upon hybridization with MXene nanosheets. This strategy could be further applied to construct other MXene/transition metal oxide (MXene/TMO) composites with improved performance for various applications.


2019 ◽  
Vol 6 (7) ◽  
pp. 1735-1743 ◽  
Author(s):  
Jing Shi ◽  
Huixiang Wang ◽  
Yequn Liu ◽  
Xiaobo Ren ◽  
Haizhen Sun ◽  
...  

CeO2 octahedra are prepared rapidly and they exhibit improved catalytic activity due to high concentration of oxygen vacancies and exposed (111) facets.


RSC Advances ◽  
2018 ◽  
Vol 8 (56) ◽  
pp. 32221-32230 ◽  
Author(s):  
Weiran Wang ◽  
Dongxiang Zhang

The rGO/MFe2O4(M = Cu, Co, Ni) nanohybrids show amazing catalytic activity in the thermal decomposition process of AP.


2014 ◽  
Vol 40 (7) ◽  
pp. 11393-11398 ◽  
Author(s):  
Yifu Zhang ◽  
Nannan Wang ◽  
Yuting Huang ◽  
Weibing Wu ◽  
Chi Huang ◽  
...  

RSC Advances ◽  
2016 ◽  
Vol 6 (87) ◽  
pp. 83838-83847 ◽  
Author(s):  
Teng Chen ◽  
Ping Du ◽  
Wei Jiang ◽  
Jie Liu ◽  
Gazi Hao ◽  
...  

A novel catalyst CoFe2O4/RGO has been synthesized and shows enhanced catalytic activity on thermal decomposition of ammonium perchlorate.


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