Preparation and pore structure stability at high temperature of silicon-doped ordered mesoporous alumina

RSC Advances ◽  
2014 ◽  
Vol 4 (24) ◽  
pp. 12497-12505 ◽  
Author(s):  
Xiaoliang Zhao ◽  
Ying Zheng ◽  
Yong Zheng ◽  
Yingying Zhan ◽  
Xuelin Zheng
Keyword(s):  
Thermal Stability ◽  
Silicon Content ◽  
Sol Gel ◽  
High Thermal Stability ◽  
Mesoporous Alumina ◽  
Structure Stability ◽  
Residual Chlorine ◽  
Ordered Mesoporous ◽  
Ordered Mesoporous Alumina ◽  
Silicon Doped

Ordered mesoporous γ-Al2O3 with high thermal stability and low-level residual chlorine is obtained by optimizing sol–gel parameters and silicon content.

Controlling the synthesis and application of nanocrystalline spherical and ordered mesoporous alumina with high thermal stability

RSC Advances ◽  
2015 ◽  
Vol 5 (114) ◽  
pp. 93917-93925 ◽  
Author(s):  
Fang Liu ◽  
Xiaohai Zheng ◽  
Jiebo Chen ◽  
Ying Zheng ◽  
Lilong Jiang
Keyword(s):  
Thermal Stability ◽  
Acetic Acid ◽  
Sol Gel ◽  
High Thermal Stability ◽  
Mesoporous Alumina ◽  
Ordered Mesoporous ◽  
Ordered Mesoporous Alumina ◽  
Gel System

In an acetic acid assisted sol–gel system, nanosize spherical mesoporous alumina (Figure Q) and ordered mesoporous alumina (Figure S) were synthesized using different mole ratios of n(acetic acid)/n(Al) and synthesis temperatures.

Effect of p-aminobenzoic acid on synthesizing ordered mesoporous alumina via the sol–gel method

2014 ◽  
Vol 21 (5) ◽  
pp. 819-825 ◽  
Author(s):  
Xue-Lin Zheng ◽  
Qian-Ping Sun ◽  
Fang Liu ◽  
Ying Zheng ◽  
Jia-Bao Weng
Keyword(s):  
Sol Gel ◽  
Mesoporous Alumina ◽  
Aminobenzoic Acid ◽  
Gel Method ◽  
Sol Gel Method ◽  
Ordered Mesoporous ◽  
Ordered Mesoporous Alumina

Sol-gel synthesis of ordered mesoporous alumina

2005 ◽  
pp. 1986 ◽  
Author(s):  
Krisztian Niesz ◽  
Peidong Yang ◽  
Gabor A. Somorjai
Keyword(s):  
Sol Gel ◽  
Mesoporous Alumina ◽  
Ordered Mesoporous ◽  
Ordered Mesoporous Alumina ◽  
Sol Gel Synthesis

Carboxylic acid assisted synthesis of ordered mesoporous silicon-doped γ-alumina with high thermal stability

2015 ◽  
Vol 160 ◽  
pp. 85-87 ◽  
Author(s):  
Wen Zhang ◽  
Xiaohai Zheng ◽  
Xiaoliang Zhao ◽  
Ying Zheng ◽  
Lilong Jiang
Keyword(s):  
Thermal Stability ◽  
Carboxylic Acid ◽  
High Thermal Stability ◽  
Mesoporous Silicon ◽  
Ordered Mesoporous ◽  
Silicon Doped

Ordered Mesoporous Alumina with Ultra-Large Pores as an Efficient Absorbent for Selective Bioenrichment

2017 ◽  
Vol 29 (5) ◽  
pp. 2211-2217 ◽  
Author(s):  
Jing Wei ◽  
Yuan Ren ◽  
Wei Luo ◽  
Zhenkun Sun ◽  
Xiaowei Cheng ◽  
...  
Keyword(s):  
Mesoporous Alumina ◽  
Ordered Mesoporous ◽  
Ordered Mesoporous Alumina

Transition metal pairs on ceria-promoted, ordered mesoporous alumina as catalysts for the CO2 reforming reaction of methane

2016 ◽  
Vol 6 (11) ◽  
pp. 3797-3805 ◽  
Author(s):  
M. S. Aw ◽  
G. Dražić ◽  
P. Djinović ◽  
A. Pintar
Keyword(s):  
Carbon Dioxide ◽  
Transition Metal ◽  
Mesoporous Alumina ◽  
Carbon Accumulation ◽  
Co2 Reforming ◽  
Iron Clusters ◽  
Ordered Mesoporous ◽  
Conversion Of Methane ◽  
Ordered Mesoporous Alumina

Cobalt and iron clusters dispersed over ordered mesoporous γ-Al2O3 enable stable conversion of methane and carbon dioxide to syngas. Tungsten containing catalysts deactivate with TOS. Ceria–zirconia redox promotion is crucial for preventing carbon accumulation.

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