Precisely controlled synthesis of α-/β-MnO2 materials by adding Zn(acac)2 as a phase transformation-inducing agent

2018 ◽  
Vol 54 (12) ◽  
pp. 1477-1480 ◽  
Author(s):  
Ningqiang Zhang ◽  
Lingcong Li ◽  
Jinsheng Zhao ◽  
Tingting Yang ◽  
Guizhen Zhang ◽  
...  

The ratio of the Zn species present in single-atomic dispersions and nanoclusters dominates the generation of α-MnO2 and β-MnO2.

Langmuir ◽  
2010 ◽  
Vol 26 (12) ◽  
pp. 10294-10302 ◽  
Author(s):  
Kunlun Ding ◽  
Zhenjiang Miao ◽  
Baoji Hu ◽  
Guimin An ◽  
Zhenyu Sun ◽  
...  

2003 ◽  
Vol 375 (1-2) ◽  
pp. 59-64 ◽  
Author(s):  
R Che ◽  
L.-M Peng ◽  
Q Chen ◽  
X.F Duan ◽  
B.S Zou ◽  
...  

2015 ◽  
Vol 39 (1) ◽  
pp. 676-682 ◽  
Author(s):  
Gang Cheng ◽  
Yinan Yan ◽  
Rong Chen

Phase transformation and morphology tailoring of NiO nanostructures employed for supercapacitor electrodes have been achieved using the Ni-based nanostructure precursors synthesized via a facile urea-controlled hydrothermal method.


RSC Advances ◽  
2016 ◽  
Vol 6 (25) ◽  
pp. 20520-20520
Author(s):  
Zhonghua Xue ◽  
Mengqian Li ◽  
Honghong Rao ◽  
Bo Yin ◽  
Xibin Zhou ◽  
...  

Correction for ‘Phase transformation-controlled synthesis of CuO nanostructures and their application as an improved material in a carbon-based modified electrode’ by Zhonghua Xue et al., RSC Adv., 2016, 6, 12829–12836.


2012 ◽  
Vol 2012 ◽  
pp. 1-7 ◽  
Author(s):  
Suh Cem Pang ◽  
Suk Fun Chin ◽  
Chian Ye Ling

Manganese dioxide nanostructures with controllable morphological structures and crystalline phases were synthesized via a facile hydrothermal route at low temperatures without using any templates or surfactants. Both the aging duration and aging temperatures were the main synthesis parameters used to influence and control the rate of morphological and structural evolution of MnO2nanostructures. MnO2nanostructures comprise of spherical nanoparticulate agglomerates and highly amorphous in nature were formed at lower temperature and/or short aging duration. In contrast, MnO2nanostructures of sea-urchin-like and nanorods-like morphologies and nanocrystalline in nature were prepared at the combined higher aging temperatures and longer aging durations. These nanostructures underwent notable phase transformation from δ-MnO2to α-MnO2upon prolonged hydrothermal aging duration and exhibited accelerated rate of phase transformation at higher aging temperature.


RSC Advances ◽  
2015 ◽  
Vol 5 (8) ◽  
pp. 5695-5703 ◽  
Author(s):  
Hongning Wang ◽  
Xiao Rong ◽  
Lu Han ◽  
Mei Tang ◽  
Meihua Yu ◽  
...  

The Temperature-controlled phase transformation from hexagonal mesostructure silica (HMS) to macroporous ordered siliceous foams (MOSF). HMS and MOSF exhibit higher VOCs removal capacity and recyclability compared to silica gel and activated carbon.


2012 ◽  
Vol 25 (8) ◽  
pp. 1443-1449 ◽  
Author(s):  
Jaehoon Lim ◽  
Wan Ki Bae ◽  
Ko Un Park ◽  
Lisa zur Borg ◽  
Rudolf Zentel ◽  
...  

RSC Advances ◽  
2016 ◽  
Vol 6 (16) ◽  
pp. 12829-12836 ◽  
Author(s):  
Zhonghua Xue ◽  
Mengqian Li ◽  
Honghong Rao ◽  
Bo Yin ◽  
Xibin Zhou ◽  
...  

Column-shaped CuO nanorods have been synthesized by a two-step “precursor formation-crystallization” process using a hydrothermal method with advantages of being template- and surfactant-free.


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