Results 171 to 180 of about 2,749 (189)
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Effect of tin on Nb2O5/α-Al2O3 catalyst for ethylene oxide hydration

Journal of Catalysis, 2006
The effect of tin on the structure, acidity, and water adsorption property of Nb2O5/α-Al2O3 catalyst and on this catalyst's performance for ethylene oxide (EO) hydration were studied by XRD, Raman spectroscopy, NH3-TPD, IR of pyridine and of H2O adsorption, and catalytic tests.
Y LI   +7 more
openaire   +1 more source

Preparation and characterization of BaSnO3 powders by hydrothermal synthesis from tin oxide hydrate gel

Journal of Materials Science, 2007
BaSnO3 powders have been prepared from the tin oxide hydrate gel and the Ba(OH)2 solution via hydrothermal synthesis route. The influence of the process parameters on the characteristics of BaSnO3 has been studied. A powder with the single-phase of BaSnO3 can be obtained only when the concentration of Ba(OH)2 solution is no less than 0.2 M and the ...
Wensheng Lu, Helmut Schmidt
openaire   +1 more source

ChemInform Abstract: Heterogeneously Catalyzed Efficient Hydration of Alkynes to Ketones by Tin—Tungsten Mixed Oxides.

ChemInform, 2011
AbstractA wide range of aromatic and aliphatic internal and terminal alkynes is efficiently hydrated in the presence of a heterogeneous Sn—W mixed oxide catalyst.
Xiongjie Jin   +3 more
openaire   +1 more source

Synthesis of Tin Oxide Hydrate (SnO2 · xH2O) Gel and its Effects on the Hydrothermal Preparation of BaSnO3 Powders

Advanced Powder Technology, 2008
Perovskite-type BaSnO3 powders with a particle size of 30–60 nm have been prepared from tin oxide hydrate (SnO2 · xH2O) gel via the hydrothermal synthesis route. The reactivity of the synthesized SnO2 · xH2O was found to be dependent on the pH value of the mixture of tin chloride and the ammonia solution.
Wensheng Lu, Helmut Schmidt
openaire   +1 more source

ChemInform Abstract: ELECTROCHEMICAL PROPERTIES OF TUNGSTEN TRIOXIDE HYDRATE (WO3.X(H2O)). III. COMPLEX PLANE ANALYSIS OF THE FILM ON TIN(IV) OXIDE

Chemischer Informationsdienst, 1985
AbstractDurch Elektronenstrahl‐Verdampfung eines WO3‐Targets wurden WO3‐Filme auf SnO2‐beschichtete Gläser aufgedampft.
N. YOSKIIKE, M. AYUSAWA, S. KONDO
openaire   +1 more source

Adsorption of fluoride by hydrous iron(III)–tin(IV) bimetal mixed oxide from the aqueous solutions

Chemical Engineering Journal, 2009
Uday Chand Ghosh   +2 more
exaly  

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