Journal ArticleDOI
Characterization of supported molybdate catalysts during preparation using laser Raman spectroscopy
C.P. Cheng,G.L. Schrader +1 more
TLDR
In this article, the formation of supported molybdate catalysts was investigated using laser Raman spectroscopy, and the effect of variations in the preparation procedure was investigated.About:
This article is published in Journal of Catalysis.The article was published on 1979-11-01. It has received 125 citations till now. The article focuses on the topics: Molybdate & Molybdenum.read more
Citations
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Journal ArticleDOI
Catalytic removal of NO
TL;DR: In this paper, the authors review the catalytic reactions for the removal of NO and discuss the reduction of NO in the presence of NH3, CO, H-2 or hydrocarbons as well as the decomposition of NO.
Journal ArticleDOI
Raman and IR studies of surface metal oxide species on oxide supports: Supported metal oxide catalysts
TL;DR: In this article, the molecular structures of the surface metal oxide species are reflected in the terminal M=O and bridging M-O-M vibrations, which are typically obtained in Raman and IR characterization studies of supported metal oxide catalysts.
Journal ArticleDOI
Hydrodeoxygenation of guaiacol: Part II: Support effect for CoMoS catalysts on HDO activity and selectivity
TL;DR: In this paper, the support effect associated with CoMoS catalysts has been investigated in guaiacol HDO reaction and it appeared that zirconia as support gave very efficient conversion of guaiACol into deoxygenated hydrocarbons with a totally different selectivity.
Journal ArticleDOI
Raman spectroscopy of monolayer-type oxide catalysts: Supported Mo oxides
TL;DR: In this paper, a monolayer catalysts based on a structural model which assumed spreading of the active oxide over the support surface were investigated by a variety of techniques, conventional bulk sampling techniques as well as by surface-sensitive electron and ion spectroscopies, in an attempt to elucidate the nature of the catalyst surface species, and to study the coordination environment of active metal center(s).
Journal ArticleDOI
Monitoring surface metal oxide catalytic active sites with Raman spectroscopy
TL;DR: This critical review will show the growth in the use of Raman spectroscopy in heterogeneous catalysis research, for metal oxides as well as metals, is poised to continue to exponentially grow in the coming years.
References
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Journal ArticleDOI
Structure of the Aqueous Pertechnetate Ion by Raman and Infrared Spectroscopy. Raman and Infrared Spectra of Crystalline KTcO4, KReO4, Na2MoO4, Na2WO4, Na2MoO4·2H2O, and Na2WO4·2H2O
R. H. Busey,O. L. Keller +1 more
TL;DR: The Raman crystal spectra of KTcO4, KReO4 and Na2MoO4 have been measured in the rock salt region as discussed by the authors, and the Raman aqueous spectra has been observed in the Nujol mulls of all the salts.
Journal ArticleDOI
Crystal Structure of the Transition‐Metal Molybdates. I. Paramagnetic Alpha‐MnMoO4
S. C. Abrahams,J. M. Reddy +1 more
TL;DR: In this paper, the stable phase at STP was solved and refined by a combination of three-dimensional Patterson and Fourier series and by the method of least squares, and the final agreement factor between measured and calculated structure factors is 0.0574.
Journal ArticleDOI
Raman spectroscopic study of Co-Mo/gamma-Al2O3 catalysts
TL;DR: In this article, the structure of molybdenum and cobalt species present in CoMo γ-Al 2 O 3 (Co Mo atomic ratio, 0.64) catalyst systems was analyzed using laser Raman spectroscopy.
Journal ArticleDOI
Raman Spectroscopic Study of Cobalt-Molybdenum/gamma-alumina Catalysts
TL;DR: In this paper, the Strukturen der Mound Co-Spezies in CoMo/y-Al,O3-Katalysatorsystemen werden mit Hilfe der Laser- Raman-Spektroskopie untersucht.
Journal ArticleDOI
The CoO-MoO3-gamma-Al2O3 : VII. Influence of the support
TL;DR: In this article, the thiophene hydrodesulfurization activity was measured under continuous flow conditions at 400 °C and atmospheric pressure for Mo- and Co-containing catalysts supported on different materials (γ- and η-Al 2 O 3 and SiO 2 ) and using different methods of preparation.