Existence and Properties of Isolated Catalytic Sites on the Surface of β-Cristobalite-Supported, Doped Tungsten Oxide Catalysts (WOx/β-SiO2, Na-WOx/β-SiO2, Mn-WOx/β-SiO2) for Oxidative Coupling of Methane (OCM): A Combined Periodic DFT and Experimental Study

ACS Catalysis ◽  
2020 ◽  
Vol 10 (8) ◽  
pp. 4580-4592 ◽  
Author(s):  
Daniyal Kiani ◽  
Sagar Sourav ◽  
William Taifan ◽  
Monica Calatayud ◽  
Frederik Tielens ◽  
...  
Keyword(s):  
Experimental Study ◽  
Tungsten Oxide ◽  
Oxidative Coupling ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts ◽  
Catalytic Sites ◽  
Periodic Dft

Synthesis and molecular structure of model silica-supported tungsten oxide catalysts for oxidative coupling of methane (OCM)

2020 ◽  
Vol 10 (10) ◽  
pp. 3334-3345 ◽  
Author(s):  
Daniyal Kiani ◽  
Sagar Sourav ◽  
Israel E. Wachs ◽  
Jonas Baltrusaitis
Keyword(s):  
Molecular Structure ◽  
Tungsten Oxide ◽  
Crystalline Phase ◽  
Oxidative Coupling ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts ◽  
Dispersed Phase

Catalysts with only dispersed phase Na–WO4 sites where Na/W < 2 are slightly less active but significantly more C2 selective than the traditional Na2WO4/SiO2 catalysts that contain a crystalline phase where Na/W = 2.

Oxidative Coupling of Methane (OCM) by SiO2-Supported Tungsten Oxide Catalysts Promoted with Mn and Na

ACS Catalysis ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 5912-5928 ◽  
Author(s):  
Daniyal Kiani ◽  
Sagar Sourav ◽  
Jonas Baltrusaitis ◽  
Israel E. Wachs
Keyword(s):  
Tungsten Oxide ◽  
Oxidative Coupling ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts

Oxidative coupling of methane over alkali-promoted Ti-La oxide catalysts. Effect of bulk and surface properties on catalytic performance

1996 ◽  
Vol 36 (3-4) ◽  
pp. 151-157 ◽  
Author(s):  
Luca Lietti ◽  
Soraia T. Brandao ◽  
Pierluigi Villa ◽  
Stefano Rossini
Keyword(s):  
Surface Properties ◽  
Oxidative Coupling ◽  
Catalytic Performance ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts

Oxidative coupling of methane by water as the oxidant on perovskite oxide catalysts

1996 ◽  
Vol 36 (1-2) ◽  
pp. 21-24 ◽  
Author(s):  
Xiaohong Li ◽  
Keiichi Tomishige ◽  
Kaoru Fujimoto
Keyword(s):  
Oxidative Coupling ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts ◽  
Perovskite Oxide

Oxidative coupling of methane over alkali halide- promoted perovskite oxide catalysts

1994 ◽  
Vol 115 (2) ◽  
pp. 269-283 ◽  
Author(s):  
Masami Yamamura ◽  
Naohide Tsuzuki ◽  
Hideo Okado ◽  
Toshiya Wakatsuki ◽  
Kiyoshi Otsuka
Keyword(s):  
Oxidative Coupling ◽  
Alkali Halide ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts ◽  
Perovskite Oxide

scholarly journals A Combined Computational and Experimental Study of Methane Activation during Oxidative Coupling of Methane (OCM) by Surface Metal Oxide Catalysts

2021 ◽  
Author(s):  
Daniyal Kiani ◽  
Sagar Sourav ◽  
Jonas Baltrusaitis ◽  
Israel E Wachs
Keyword(s):  
Experimental Study ◽  
Metal Oxide ◽  
Oxidative Coupling ◽  
Active Sites ◽  
Computational Models ◽  
Oxidative Coupling Of Methane ◽  
Catalytic Active Sites ◽  
Surface Metal ◽  
Heterolytic Dissociation ◽  
First Time

The experimentally validated computational models developed herein, for the first time, show that Mn-promotion does not enhance the activity of the surface Na2WO4 catalytic active sites for CH4 heterolytic dissociation...

ChemInform Abstract: Oxidative Coupling of Methane over Alkali Halide-Promoted Perovskite Oxide Catalysts

ChemInform ◽  
2010 ◽  
Vol 26 (4) ◽  
pp. no-no
Author(s):  
M. YAMAMURA ◽  
N. TSUZUKI ◽  
H. OKADO ◽  
T. WAKATSUKI ◽  
K. OTSUKA
Keyword(s):  
Oxidative Coupling ◽  
Alkali Halide ◽  
Oxidative Coupling Of Methane ◽  
Oxide Catalysts ◽  
Perovskite Oxide
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