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Article
Effect of isolated palladium atoms on the performance of PdAg/Al2O3 catalysts for the selective hydrogenation of acetylene
Egg-shell catalysts PdAg/Al2O3 with a molar ratio of Ag: Pd ranging from 0.5 to 10 were synthesized in order to study the gas-phase hydrogenation of acetylene. The results obtained by IR spectroscopy of adsorbed ...
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Article
Single-Atom Alloy Pd1Ag6/Al2O3 Egg-Shell Catalyst for Selective Acetylene Hydrogenation
Here, we report the synthesis of a single-atom alloy Pd1Ag6/Al2O3 catalyst with an egg-shell distribution of the active component over the catalyst granules for the selective hydrogenation of acetylene traces in ...
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Article
Open AccessHighly Active Bimetallic Single-Atom Alloy PdAg Catalysts on Cerium-Containing Supports in the Hydrogenation of Alkynes to Alkenes
A study of a series of single-atom-alloy catalysts Pd1Ag3/Al2O3, Pd1Ag3/CeO2–Al2O3, and Pd1Ag3/CeO2–ZrO2 in the selective hydrogenation of diphenylacetylene (DPA) showed a significant (five-fold) increase in acti...
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Article
SYNTHESIS AND CRYSTAL STRUCTURE OF PENTANUCLEAR HETEROMETALLIC Pd(II)–La(III) ACETATE COMPLEX
The structure of a novel pentanuclear heterometallic complex [Pd3La2(OOCMe)12(MeCOOH)4] with an unusual ratio of metals 3Pd:2La is studied by XRD. The complex is prepared by the reaction of palladium acetate [Pd
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Article
High-Selective Catalyst Based on Intermetallic Rh1In1 Particles for Nitrobenzene Hydrogenation
The catalytic performance of a bimetallic RhIn/SiO2 catalyst was studied in the liquid-phase hydrogenation of nitrobenzene. The formation of intermetallic Rh1In1 nanoparticles was revealed by X-ray diffraction (X...
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Article
SYNTHESIS AND STRUCTURAL CHARACTERIZATION OF PALLADIUM(II) DIACETATO-(5-NITRO-1,10-PHENANTHROLINE)
The structure of a new mononuclear acetate complex of palladium(II) with the bidentate substituted N-donor 5-nitro-1,10-phenanthroline ligand, namely [Pd(nphen)(OOCMe)2∙MeOH] is studied by X-ray crystallography....
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Article
Heterogenized homogeneous catalytic systems for the oxidation of carbon monoxide and propane
Heterogenized catalysts were prepared by the immobilization of the homogeneous catalytic systems containing the rhodium complexes, copper compounds, and perfluoroorganic acids onto porous carriers. The activit...
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Article
Study of the Interaction between Components at Different Stages of Preparing Ru–Rb/Sibunit Catalysts for the Decomposition of Ammonia
The interaction between the components of a Ru–Rb/Sibunit catalyst for the decomposition of ammonia is studied via XAFS spectroscopy, X-ray diffraction with synchrotron radiation, and high-resolution transmiss...
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Article
Formation of Isolated Single-Atom Pd1 Sites on the Surface of Pd–Ag/Al2O3 Bimetallic Catalysts
The structure of Pd–Ag/Al2O3 samples with different Ag/Pd ratios has been studied by a complex of physicochemical methods (H2-TPR, XRD, H2-TPD, TEM). Catalysts have been synthesized by supporting an active compon...
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Article
Gas-Phase and Liquid-Phase Hydrogenation of Acetylene in Lean and Enriched Mixtures over Supported Modified Palladium Catalysts
The results of studies on selective hydrogenation of acetylene to ethylene over bimetallic palladium-containing catalysts were summarized. Regular and specific features of the catalyst action in gas-phase hydr...
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Article
PdIn/Al2O3 Intermetallic Catalyst: Structure and Catalytic Characteristics in Selective Hydrogenation of Acetylene
The structure and catalytic characteristics of a bimetallic catalyst containing Pd1In1 nanoparticles deposited on the surface of γ-Al2O3 were studied. The formation of intermetallic nanoparticles was determined b...
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Article
Liquid-Phase Hydrogenation of Internal and Terminal Alkynes on Pd–Ag/Al2O3 Catalyst
The structure and catalytic properties of a bimetallic Pd–Ag/α-Al2O3 catalyst are studied in the liquid-phase hydrogenation of substituted internal and terminal alkynes using diphenylacetylene, phenylacetylene, 1...
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Article
Effect of the Modifier on the Catalytic Properties and Thermal Stability of Ru–Cs(Ba)/Sibunit Catalyst for Ammonia Decomposition
Based on the Sibunit carbon composite, Ru–Cs(Ba)/Sibunit catalysts with Cs(Ba) : Ru molar ratios of 0.5, 1.5, and 2.5 were obtained. The catalytic activity of the obtained promoted catalysts in the decompositi...
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Article
The First Heterometallic Acetate-Bridged Pt(II)–Pd(II) Complex: Synthesis, Structure, and Formation of Bimetallic PtPd2 Nanoparticles
The reaction of platinum acetate blue, empirically described as Pt(OOCMe)2.50, with palladium(II) acetate Pd3(μ-OOCMe)6 gave the first heterometallic acetate-bridged platinum(II) and palladium(II) complex Pd2Pt(μ...
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Chapter and Conference Paper
Integral-Consistent Numerical Technique for Self-gravitating Medium Model
The supercompression of matter caused by gravitational coupling or self-gravitational forces leads to density growth by several orders in magnitude. Kee** in mind the importance of self-gravitation in astrop...
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Article
Adsorption-Induced Segregation as a Method for the Target-Oriented Modification of the Surface of a Bimetallic Pd–Ag Catalyst
The effect of palladium segregation was studied which resulted from the effect of CO and O2 on the surface structure and catalytic characteristics of the Pd–Ag2/Al2O3 catalyst. The IR-spectroscopic study of adsor...
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Article
Erratum to: “Synthesis and study of Ru–Ba–Cs/Sibunit ternary catalysts for ammonia synthesis”
Page 889, Figure 1 should be replaced by the following:
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Article
The Influence of the Specific Surface Area of the Carbon Support on the Activity of Ruthenium Catalysts for the Ammonia-Decomposition Reaction
A method for fractionation of the starting carbon composite Sibunit by density was used to obtain three samples of Sibunit with different values of the specific surface area: Sib10 at 439 m2/g, Sib13 at 389 m2/g,...
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Article
Evaluation of the Efficiency of Lytic Mycobacteriophage D29 on the Model of M. tuberculosis-Infected Macrophage RAW 264 Cell Line
Culture of mouse macrophages (RAW 264.7 ATCC strain) in wells of a 6-well plate was infected with M. tuberculosis in proportion of 15 mycobacteria per one macrophage and then treated with a lytic strain of mycoba...
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Article
Study of the Influence Exerted by Zinc Additive on the Structure and Catalytic Properties of Pd/Al2O3 Catalysts for Liquid-Phase Hydrogenation of Acetylene
Effect of the phase composition of aluminum oxide [γ- and (δ + θ) phase] and introduction of zinc additives on the catalytic properties of 0.5% Pd/Al2O3 systems in the reaction of liquid-phase hydrogenation of ac...
