Results 31 to 40 of about 293,133 (311)
Substituent effects on the nitrogen-15 and carbon-13 shieldings of some N-arylguanidinium chlorides [PDF]
, 1980 The 13C and 15N chemical shifts of five N-arylguanidinium chlorides carrying polar substituents, ranging in character from 4-methoxy to 4-nitro groups, have been determined by NMR spectroscopy at the natural-abundance level of 13C and 15N in dimethyl ...
Botto, Robert E. +2 more
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Frontiers in Materials, 2019 The behavior of corrosion in reinforced concrete, buried in a soil type silt of higher plastic (MH), the present study represents the conditions of exposure that can find the foundations of infrastructure such as bridges, buildings, pavements, when in ...
Miguel Angel Baltazar-Zamora +7 more
doaj +1 more source
Конденсированные среды и межфазные границы, 2023 Derivatives of salts of long chain carboxylic acids and dimethylaminopropylamine, including those similar in composition to vegetable oils were synthesized.
Oleg A. Kozaderov +8 more
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Electrochemical Reducing of Terbium and Holmium Ions in the Sodium and Potassium Chlorides Melt with Equimolar Composition [PDF]
, 2019 Interest to rare-earth metals (REM) and their alloys is due to the possibility of using them for the creation of new materials need for modern technology.
Chernova, O. (Olga) +7 more
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Solid Salt Fluxes for Molten Aluminum Processing—A Review
Metals, 2023 Aluminum recycling is a promising solution to environmental and economic issues. Secondary aluminum production will rise in the near future; however, the process is not without challenges.
Veronica Milani, Giulio Timelli
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Recent developments in the Suzuki-Miyaura reaction: 2010-2014 [PDF]
, 2015 The Suzuki-Miyaura reaction (SMR), involving the coupling of an organoboron reagent and an organic halide or pseudo-halide in the presence of a palladium or nickel catalyst and a base, has arguably become one of most utilized tools for the construction ...
Maluenda, Irene, Navarro, Oscar
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Journal of Environmental Engineering and Landscape Management, 2009 Growth kinetics, i.e. the relationship between specific growth rate and the concentration of a substrate, is one of the basic tools in the modelling of activated sludge community growth.
Audra Skaisgirienė +2 more
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Formation peculiarities of physical and chemical composition of highly mineralized edge water [PDF]
, 2017 Purpose. To study the formation peculiarities of the physical and chemical composition of highly mineralized edge waters in oil and gas fields. Methods.
Mandryk, O, Pukish, A, Zelmanovych, A
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Corrosion and Materials Degradation, 2022 Reinforcement corrosion is the risk most frequently cited to justify concrete durability research, especially where it is induced by chlorides. Surface-applied corrosion inhibitors are widely used to mitigate the corrosion process both for carbonation ...
Diana Martín, Engin Seyhan
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THE DIVERSITY OF THE SORPTION PROPERTIES OF RICE DURING MARITIME TRANSPORT AS AN ELEMENT OF RISK ASSESSMENT IN THE LOGISTICS PROCESS [PDF]
Transport Problems, 2023 In this study, a comparative assessment of selected parameters determining the quality of rice transported by sea has been carried out. The aims of this process were to point out the differences between two types of rice tested immediately after their ...
Anna FLIS, Aneta OCIECZEK, Adam KAIZER
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