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Article
Distribution of copper- and nickel-containing modifier components in the pore space of HZSM-5 zeolite
The distribution of copper- and nickel-containing components in the pore space of HZSM-5 zeolite was quantitatively studied. It was found that the detailed distribution of a modifier in the micropore and mesop...
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Article
Specific features of association of Cu2+ ions in concentrated aqueous ammonia solutions of copper nitrate as probed by ESR
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Article
Adsorption of molecular hydrogen on aluminophosphate zeolites at 77 K
The H2 sorption properties of the aluminophosphate zeolites AlPO-5, AlPO-31, AlPO-11, AlPO-36, and AlPO-8 at 77 K have been investigated. A series of H2 adsorption isotherms has been obtained for cylindrical micr...
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Article
The state of Cu2+ ions in concentrated aqueous ammonia solutions of copper nitrate
Stabilization of Cu2+ ions in concentrated aqueous ammonia solutions of copper nitrate in a wide range of ammonium ion concentrations has been studied by EPR and electronic absorption spectroscopy. Three types of...
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Article
Orbital ordering of Cu2+ ions in concentrated aqueous ammonia solutions of copper chloride, sulfate, and acetate as probed by ESR
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Article
Localization of the copper-containing component in the pore volume of zeolite ZSM-5
The distribution of the copper-containing component in the pore volume of zeolite ZSM-5 has been investigated by H2 and N2 adsorption at 77 K and IR spectroscopy. Samples were synthesized by ion exchange and inci...
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Article
Interaction of geomechanical and physicochemical processes in Kuzbass coal
The paper presents laboratory and in situ research data on interaction of geomechanical and physicochemical processes in Kuzbass coal of various ranks, considering temperature effect. Under analysis is the rel...
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Article
State of the copper-containing component and the catalytic properties of Cu/ZSM-5 in selective NO reduction with propane
Supported Cu/ZSM-5 catalysts have been synthesized by ion exchange and impregnation using aqueous ammonia solutions of copper nitrate containing orbital-ordered copper ions. The state of the copper-containing ...
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Article
The State of Copper Ions in Aqueous and Aqueous Ammonia Solutions of Copper Acetate
Stabilization of Cu2+ ions in aqueous and aqueous ammonia solutions of copper acetate was studied for a wide range of ammonia concentrations. The structure of copper acetate hydrate complexes was shown to markedl...