Promotion effects of Ga2O3 on CO2 adsorption and conversion over a SiO2-supported Ni catalyst

被引：86

作者：

Pan, Yun-xiang ^{[1
]}

Kuai, Pingyu ^{[1
]}

Liu, Yuan ^{[1
]}

Ge, Qingfeng ^{[2
]}

Liu, Chang-jun ^{[1
]}

机构：

[1] Tianjin Univ, Sch Chem Engn, Key Lab Green Chem Technol, Tianjin 300072, Peoples R China

[2] So Illinois Univ, Dept Chem, Carbondale, IL 62901 USA

来源：

ENERGY & ENVIRONMENTAL SCIENCE | 2010年 / 3卷 / 09期

基金：

中国国家自然科学基金;

关键词：

CARBON-DIOXIDE ADSORPTION; DENSITY-FUNCTIONAL THEORY; GAMMA-ALUMINA; METHANOL SYNTHESIS; SURFACE; ACTIVATION; PLASMA;

D O I：

10.1039/c0ee00149j

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

CO2 adsorbs physically onto SiO2 but is activated on Ga2O3-promoted SiO2, resulting in surface carbonate and bicarbonate species. Consequently, the Ni/SiO2-Ga2O3 catalyst showed a higher stability and coke resistance for CO2 reforming of methane than the Ni/SiO2 catalyst.

引用

页码：1322 / 1325

页数：4

共 23 条

[1] FTIR Spectroscopy combined with isotope labeling and quantum chemical calculations to investigate adsorbed bicarbonate formation following reaction of carbon dioxide with surface hydroxyl groups on Fe2O3 and Al2O3 [J].

Baltrusaitis, J ;

Jensen, JH ;

Grassian, VH .

JOURNAL OF PHYSICAL CHEMISTRY B, 2006, 110 (24) :12005-12016

[2] Experimental and theoretical study of the interaction of CO2 with α-Al2O3 [J].

Casarin, M ;

Falcomer, D ;

Glisenti, A ;

Vittadini, A .

INORGANIC CHEMISTRY, 2003, 42 (02) :436-445

[3] Methanol synthesis from CO2/H2 using Ga2O3-Pd/silica catalysts:: Impact of reaction products [J].

Chiavassa, Dante L. ;

Barrandeguy, Julieta ;

Bonivardi, Adrian L. ;

Baltanas, Miguel A. .

CATALYSIS TODAY, 2008, 133 :780-786

[4] Infrared spectroscopic study of the carbon dioxide adsorption on the surface of Ga2O3 polymorphs [J].

Collins, SE ;

Baltanás, MA ;

Bonivardi, AL .

JOURNAL OF PHYSICAL CHEMISTRY B, 2006, 110 (11) :5498-5507

[5] An infrared study of the intermediates of methanol synthesis from carbon dioxide over Pd/β-Ga2O3 [J].

Collins, SE ;

Baltanás, MA ;

Bonivardi, AL .

JOURNAL OF CATALYSIS, 2004, 226 (02) :410-421

[6] A STUDY OF ADSORPTION OF CARBON DIOXIDE BY ALUMINA USING INFRARED AND ISOTHERM MEASUREMENTS [J].

GREGG, SJ ;

RAMSAY, JDF .

JOURNAL OF PHYSICAL CHEMISTRY, 1969, 73 (05) :1243-&

[7] Silica grafted imidazolium-based ionic liquids: efficient heterogeneous catalysts for chemical fixation of CO2 to a cyclic carbonate [J].

Han, Lina ;

Park, Sang-Wook ;

Park, Dae-Won .

ENERGY & ENVIRONMENTAL SCIENCE, 2009, 2 (12) :1286-1292

[8] Solid-solution catalysts for CO2 reforming of methane [J].

Hu, Yun Hang .

CATALYSIS TODAY, 2009, 148 (3-4) :206-211

[9] Fabrication of CuO nanofibers via the plasma decomposition of Cu(OH)2 [J].

Li, Yan ;

Kuai, Pingyu ;

Huo, Peipei ;

Liu, Chang-jun .

MATERIALS LETTERS, 2009, 63 (02) :188-190

[10] Template Removal from ZSM-5 Zeolite Using Dielectric-Barrier Discharge Plasma [J].

Liu, Yuan ;

Pan, Yun-xiang ;

Kuai, Pingyu ;

Liu, Chang-jun .

CATALYSIS LETTERS, 2010, 135 (3-4) :241-245

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