Skip to main content

759 Result(s)

within D. F. ** Remove this filter Chemistry Remove this filter

Page of 38
and

  1. No Access

    Article

    Controlling Phosphorus Mobility in Compound Fertilizers Prepared from Lao Cai Apatite

    The possibility of preparing a variety of fertilizers from Lao Cai apatite raw material with various contents of a water-soluble form of phosphorus at a nearly identical fraction of total and assimilable phosp...

    I. A. Pochitalkina, D. F. Kondakov… in Theoretical Foundations of Chemical Engine… (2021)

  2. No Access

    Article

    Phase Equilibria in the Sections of the Ca(NO3)2–CO(NH2)2–H2O System and Deicing Properties of Nitrate–Urea Mixtures

    Phase equilibria in the sections of the Ca(NO3)2–CO(NH2)2–H2O system and the deicing properties of calcium nitrate and carbamide mixtures with a ratio between the components ranging from 90 : 10 to 40 : 60 have b...

    V. P. Danilov, E. A. Frolova, D. F. Kondakov in Theoretical Foundations of Chemical Engine… (2021)

  3. No Access

    Article

    Deicing Reagents Based on Sodium Chloride, Calcium Chloride, and Sodium Formate

    Phase equilibria have been studied in the sections of the NaCl–CaCl2–H2O and NaCl–CaCl2–NaHCOO–H2O systems at different concentration ratios between the salts at temperatures below 0°C. The effect of sodium forma...

    D. F. Kondakov, E. A. Frolova… in Theoretical Foundations of Chemical Engine… (2021)

  4. No Access

    Article

    Specific features of coupling reactions of polystyrene in the presence α-dinitrones based on glyoxal

    Bromine-containing polystyrene synthesized by atom transfer radical polymerization was used as a model to study coupling reactions in the presence of such free radical acceptors as conjugated dinitrones (N, N-dim...

    E. V. Kolyakina, F. H. Shoipova, A. B. Alyeva, D. F. Grishin in Russian Chemical Bulletin (2021)

  5. No Access

    Article

    N-dependent self-interaction corrections: Are they still appealing?

    During the last decades, density functional theory (DFT) has advanced under a wide range of possibilities: from the local-density approximations and gradient corrections to the modern orbital functionals. Size...

    D. F. Pietezak, Daniel Vieira in Theoretical Chemistry Accounts (2021)

  6. No Access

    Article

    Photocatalytic Activity of Vanadium-Substituted Polyoxometalate Doped Magnetic Carbon Nitride towards Antibiotics

    A kind of vanadium-substituted Keggin type polyoxometalate Na7[CoW11VO40]·16H2O doped magnetic carbon nitride (CoWV/mCN) have been prepared by simple dip** method. Hybrid CoWV/mCN has been characterized by SEM,...

    Y. M. Zhang, Ch. W. An, D. F. Zhang, T. Liu… in Russian Journal of Inorganic Chemistry (2021)

  7. No Access

    Article

    Phase Equilibria along Sections of the Potassium Acetate–Glycerol–Water System at Temperatures from 0 to –62°C

    Phase equilibria along sections of the potassium acetate–glycerol–water system at temperatures from 0 to –62°C were studied by visual-polythermal analysis. The potassium acetate to glycerol ratio in the sectio...

    E. A. Frolova, D. F. Kondakov, L. B. Sveshnikova… in Russian Journal of Inorganic Chemistry (2021)

  8. No Access

    Article

    Superior Visible-Light Driven Photocatalyst of Ni-Doped CdFe2O4 for Environmental Pollutants Degradation

    A series of magnetic Ni doped CdFe2O4 hybrids (Ni-CdFe2O4) were prepared successfully through deposition–calcination method and characterized by XRD, TEM, SEM, EDS, Raman, BET, XPS, VSM and DRS. Under visible lig...

    C. W. An, T. Liu, D. F. Zhang, J. S. Yan in Kinetics and Catalysis (2020)

  9. No Access

    Article

    Synthesis of a Catalyst for Isobutane/Butylenes Alkylation Promising for Industrial Application

    A comparative study of two methods of ion exchange of a NaX zeolite molded with a binder is performed. The first method (I) consists in the successive treatment of the zeolite with solutions of calcium, lantha...

    I. M. Gerzeliev, V. A. Temnikova, Z. A. Saitov, D. F. Asylbaev… in Petroleum Chemistry (2020)

  10. No Access

    Article

    Synthesis of Stearyl Methacrylate–Glycidyl Methacrylate Copolymers and Their Use as Multifunctional Additives to Diesel Fuel

    Stearyl methacrylate–glycidyl methacrylate copolymers were synthesized by controlled atom transfer radical polymerization. These copolymers can be used as multifunctional additives improving the low-temperatur...

    M. V. Pavlovskaya, I. P. Kriulichev, D. F. Grishin in Russian Journal of Applied Chemistry (2020)

  11. No Access

    Article

    Melting and Crystallization of Moderately Alkaline Volcanic Rocks: Physicochemical Modeling and Experimental Study

    We studied by physicochemical modeling (PCM) how the temperature and redox properties of the crystallization atmosphere affect the equilibrium compositions of product phases using trachyandesibasalt as an exam...

    V. A. Krenev, N. N. Efimov, P. N. Vasil’ev… in Russian Journal of Inorganic Chemistry (2020)

  12. No Access

    Article

    Thermodynamic analysis of proton- and urea-induced dissociation of tobacco mosaic virus: stoichiometry, common ion effect, cooperativity, heterogeneity of subunits and the effect of urea as a homogenizer

    The urea- and pressure-induced dissociation of tobacco mosaic virus (TMV) and proton involvement were investigated using a thermodynamic approach that considered the extent of reaction for protons and urea. Th...

    C. F. S. Bonafe, D. F. L. Neto, E. A. Martínez, A. L. Carvalho… in Chemical Papers (2020)

  13. No Access

    Article

    Synthesis of linear block copolymers from methacrylic monomers using 4,6-di-tert-butyl-N-2,6-diisopropylphenyl)-o-iminobenzoquinone

    Polymers based on methacrylic monomers were synthesized using 4,6-di-tert-butyl-N-(2,6-diisopropylphenyl)-o-iminobenzoquinone. They can be used for the directed synthesis of linear block copolymers with various c...

    O. S. Lizyakina, L. B. Vaganova, A. V. Piskunov, D. F. Grishin in Russian Chemical Bulletin (2020)

  14. No Access

    Article

    Efficient photodynamic inactivation of Candida albicans by porphyrin and potassium iodide co-encapsulation in micelles

    Photodynamic inactivation of bacterial and fungal pathogens is a promising alternative to the extensive use of conventional single-target antibiotics and antifungal agents. The combination of photosensitizers ...

    Kelly A. D. F. Castro, Guilherme T. P. Brancini… in Photochemical & Photobiological Sciences (2020)

  15. No Access

    Article

    Radical Polymerization of Styrene Mediated by Dinitrones of Various Structures

    The effect of conjugated dinitrones N,N-dimethylglyoxaldinitrone, N,N-di-tert-butylglyoxaldinitrone, and N,N-diphenylglyoxaldinitrone on the radical polymerization of styrene initiated by azobis(isobutyronitrile)...

    E. V. Kolyakina, A. B. Alyeva, E. V. Sazonova… in Polymer Science, Series B (2020)

  16. No Access

    Article

    Photodynamic treatment of melanoma cells using aza-dipyrromethenes as photosensitizers

    In this study, we report for the first time the use of four aza-dipyrromethenes (ADPMs) as photosensitizers for cancer PDT. The synthesis and characterization of the ADPMs and their photodynamic action against...

    Kelly A. D. F. Castro, Letícia D. Costa… in Photochemical & Photobiological Sciences (2020)

  17. No Access

    Article

    A new technique for studying the convergence of Newton’s solver with real life applications

    The convergence domain for both the local and semilocal case of Newton’s method for Banach space valued operators is small in general. There is a plethora of articles that have extended the convergence criteri...

    I. K. Argyros, Á. A. Magreñán, D. F. Yáñez… in Journal of Mathematical Chemistry (2020)

  18. No Access

    Article

    Zirconium phosphate changing hygroscopicity of polyamide-6 in nanocomposites PA-6/ZrP

    Hygroscopicity can be understood as ability of any material to absorb water. This investigation aims to study the effect of lamellar zirconium phosphate (ZrP) in the hygroscopicity of poliamide-6 (PA-6). In si...

    E. E. Garcia, D. F. S. Freitas… in Journal of Thermal Analysis and Calorimetry (2020)

  19. No Access

    Article

    Study of the Composition of Impurities in High-Purity Monosilane Obtained from Magnesium Silicide Using the Method of Chromatography–Mass Spectrometry

    The method of chromatography–mass spectrometry is used to study the impurity composition in monosilane obtained in the reaction of magnesium silicide with ammonium chloride in liquid ammonia. To improve the re...

    A. Yu. Sozin, A. P. Kotkov, N. D. Grishnova, O. S. Anoshin… in Inorganic Materials (2019)

  20. No Access

    Article

    Characterization of Anionic–Nonionic Surfactant Mixtures for Enhanced Oil Recovery

    Enhanced oil recovery (EOR) has been one of the favorable methods in improving oil recovery and extending the production time. One of the techniques used in enhanced oil recovery (EOR) is gas flooding, because...

    U. A. Aziz, N. Adnan, M. Z. R. Sohri, D. F. Mohshim… in Journal of Solution Chemistry (2019)

Page of 38