Showing 761 - 780 results of 1,149 for search '"thermodynamics"', query time: 0.04s Refine Results
  1. 761

    Cellulose Acetate Sulfate as a Lyotropic Liquid Crystalline Polyelectrolyte: Synthesis, Properties, and Application by D. D. Grinshpan, T. A. Savitskaya, N. G. Tsygankova, S. E. Makarevich, S. M. Tretsiakova, T. N. Nevar

    Published 2010-01-01
    “…The parameters of polymer chain thermodynamic rigidity have been calculated. The formation of liquid crystalline structures in concentrated CAS solutions has been confirmed. …”
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    Article
  2. 762

    Adsorption Study of Some Sulphanilic Azo Dyes on Charcoal by H. J. Mohammed, B. J. Kadhim, Aseel Sh. Mohammed

    Published 2011-01-01
    “…The result obtained shows that the adsorption isotherm for both dyes on charcoal was according to Giles classification. The thermodynamic factors such as ∆Η, ∆G and ∆S were calculated.…”
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    Article
  3. 763

    Study on Adsorption of Cu and Ba from Aqueous Solutions Using Nanoparticles of Origanum (OR) and Lavandula (LV) by Ghadah M. Al-Senani, Foziah F. Al-Fawzan

    Published 2018-01-01
    “…Langmuir and Freundlich models have been applied to describe the equilibrium data, and the thermodynamic parameters, the Gibbs free energy, ∆G°, enthalpy, ∆H°, and entropy, ∆S°, have been determined. …”
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    Article
  4. 764

    Generalized Ellingham diagrams for utilization in solid oxide fuel cells by Kishimoto H., Yamaji K., Brito M.E., Horita T., Yokokawa H.

    Published 2008-01-01
    “…Generalized Ellingham diagram for the P-O-H and the Ni-P-OH systems have been constructed to investigate thermodynamically the chemical stability of nickel anode against the gaseous impurities containing phosphorous compounds. …”
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    Article
  5. 765

    Contribution of NMR spectroscopy to the mechanistic understanding of photochromism by S. Delbaere, J. C. Micheau, J. Berthet, G. Vermeersch

    Published 2004-01-01
    “…Based on this mechanism, the kinetic analysis and the study of the effects of temperature lead to the determination of the kinetic and thermodynamic parameters (rate coefficients, enthalpy and entropy of activation) of the photochromic system under investigation. …”
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    Article
  6. 766

    On the Validity of the Dynamical Mean-Field Approximation for Studying the Two-Dimensional Hubbard Model on a Square Lattice by A. N. Ribeiro, C. A. Macedo

    Published 2010-01-01
    “…Our results show that the DMFA can be a valuable technique for studying the thermodynamic properties of the Hubbard model also on a square lattice, but within a parameter range in which the antiferromagnetic correlations are not important.…”
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    Article
  7. 767

    A Ratchet for Closed Pipes: Asymmetric-Configuration Role on Unidirectional Circulatory Flows by Lihang Bai, Zhang Liu, Yulong Ji, Shuai Wang

    Published 2025-01-01
    “…Analogous to the Carnot thermodynamic cycle, a flow dynamical cycle along the loop is proposed to determine the highest momentum increment rate at the limit of the pressures and tube cross-sections. …”
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    Article
  8. 768

    Ultrasound-Accelerated, Concise, and Highly Efficient Synthesis of 2-Oxazoline Derivatives Using Heterogenous Calcium Ferrite Nanoparticles and Their DFT Studies by Anjaneyulu Bendi, Shalu Atri, G. B. Dharma Rao, Mohd Jamshaiya Raza, Nutan Sharma

    Published 2021-01-01
    “…The molecular properties such as bond lengths, bond orders, Milliken charges, frontier molecular orbitals, global reactivity descriptors, molecular electrostatic potential map, and thermodynamic parameters of all the compounds have also been reported at the same level of theory.…”
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    Article
  9. 769

    Green’s Functions for Heat Conduction for Unbounded and Bounded Rectangular Spaces: Time and Frequency Domain Solutions by Inês Simões, António Tadeu, Nuno Simões

    Published 2016-01-01
    “…These equations are very useful for formulating three-dimensional thermodynamic problems by means of integral transforms methods and/or boundary elements. …”
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    Article
  10. 770

    Renewable Energy Driven by Le Chatelier's Principle, Enzyme Function, and Non-Additive Contributions to Ion Fluctuations: A Hypothesis in Biomechanical and Nanotechnology Energy Th... by Sergio Manzetti

    Published 2011-01-01
    “…The paper lays also the theoretical thermodynamical foundation of the nanoenergy unit and to exploit the principle of nonadditivity and equilibrium as main forces in driving an energy-generating reaction.…”
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    Article
  11. 771

    Removal of Cadmium Ions from Water by Synthetic Niobia by Érika S. Melo, Kele T.G. Carvalho, Luiz C.A. Oliveira

    Published 2011-08-01
    “…The Freundlich adsorption isotherm model gave the better fit to the equilibrium adsorption data for Cd 2+ ions. The thermodynamic parameters for the studied system showed that the adsorption process was spontaneous and endothermic. …”
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    Article
  12. 772

    Evaluation of the Safety of High-Salt Wastewater Treatment in Coal Chemical Industry Based on the AHP Fuzzy Method by Shijun Guo, Shubham Sharma, Alibek Issakhov, Nima Khalilpoor

    Published 2021-01-01
    “…A vacuum evaporation device is built to investigate the effect of evaporation on the treatment of this kind of high-salt wastewater, and the feasibility of the thermodynamic equation of the simulation process is verified. …”
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    Article
  13. 773

    Characteristics of a New Plastic Explosive Named EPX-1 by Ahmed Elbeih

    Published 2015-01-01
    “…The detonation velocity was measured experimentally and the detonation characteristics were calculated by EXPLO5 thermodynamic code. For comparison, Semtex 1A, Semtex 10, Formex P1, and Sprängdeg m/46 were studied. …”
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    Article
  14. 774

    Alkali Metal Modification of Silica Gel-Based Stationary Phase in Gas Chromatography by Ashraf Yehia El-Naggar

    Published 2013-01-01
    “…The surface-modified silica gels were tested as GC solid stationary phases in terms of the separation efficiency for various groups of non-polar and polar solutes. Also, thermodynamic parameters (ΔH, ΔG, and ΔS) were determined using n-hexane as a probe in order to show the adsorbate-adsorbent interaction. …”
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    Article
  15. 775

    Spin chain overlaps and the twisted Yangian by Marius de Leeuw, Tamás Gombor, Charlotte Kristjansen, Georgios Linardopoulos, Balázs Pozsgay

    Published 2020-01-01
    “…Abstract Using considerations based on the thermodynamical Bethe ansatz as well as the representation theory of twisted Yangians we derive an exact expression for the overlaps between the Bethe eigenstates of the SO(6) spin chain and matrix product states built from matrices whose commutators generate an irreducible representation of so $$ \mathfrak{so} $$ (5). …”
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  16. 776

    The prospect of using ozone-safe refrigerants with low global warming potential in scroll compressors. Part 1 by V. A. Pronin, A. V. Kovanov, E. A. Kalashnikova, V. A. Tsvetkov

    Published 2021-12-01
    “…Having studied the possibility of using new refrigerants, in the fields of using a scroll compressor, from the point of view of the operational properties of substances, we also noted some aspects of the influence of their thermodynamic and thermophysical properties on the working processes and design of compressor elements. …”
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  17. 777

    Mechanistic Study on the Oxidation of 4-Hydroxycoumarin by Diperiodatonickelate(IV) in Aqueous Alkaline Medium by Ramesh S. Shettar, Nagaraj P. Shetti, Sharanappa T. Nandibewoor

    Published 2009-01-01
    “…The activation parameters with respect to slow step of the mechanism were computed and discussed and thermodynamic quantities were also determined.…”
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  18. 778

    Hu Y. S., Wei H. J., Yu B., Yang O. X., Wang J., Wu J. Research on the vapor injection of two-stage rotary compressor / trans. from Engl. M. A. Fedorova by M. A. Fedorova

    Published 2021-12-01
    “…In order to understand the vapor injection flow characteristics of two-stage rotary compressor in the course of compression, a mathematical model based on mass conservation equation, energy equation and thermodynamic identity was established and proved by P-V diagram testing results. …”
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    Article
  19. 779

    Acute Renal Replacement Therapy in Pediatrics by Rajit K. Basu, Derek S. Wheeler, Stuart Goldstein, Lesley Doughty

    Published 2011-01-01
    “…The decision to initiate RRT is complex and often complicated by concerns related to patient hemodynamic and thermodynamic instability. The choice of which RRT modality to use depends on numerous criteria that are both patient and treatment center specific. …”
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    Article
  20. 780

    Dynamic Electromechanical Response of a Viscoelastic Dielectric Elastomer under Cycle Electric Loads by Junjie Sheng, Yuqing Zhang

    Published 2018-01-01
    “…In the current study, a thermodynamic model is set up to characterize the influence of viscoelasticity on the electromechanical and dynamic response of a viscoelastic DE. …”
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    Article