Showing 1,461 - 1,480 results of 1,516 for search '"thermodynamic"', query time: 0.06s Refine Results
  1. 1461

    A New Approach for Studying Bond Rupture/Closure of a Spiro Benzopyran Photochromic Material: Reactivity Descriptors Derived from Frontier Orbitals and DFT Computed Electrostatic P... by M. S. A. Abdel-Mottaleb, Sarah N. Ali

    Published 2016-01-01
    “…Interestingly, it seems that the electrostatic potential forces over the molecular fragments govern spirobond rupture/closure reactions. Thermodynamically, all-trans-colored isomer (CTT) is the most stable merocyanine-like form.…”
    Get full text
    Article
  2. 1462

    Solid–liquid phase change in planetary cores by Huguet, Ludovic, Kriaa, Quentin, Alboussière, Thierry,  Le Bars, Michael

    Published 2024-12-01
    “…Crystallization and melting entail intricate multiphase flows, buoyancy effects, and out-of-equilibrium thermodynamics, posing challenges for theoretical modeling and numerical simulations. …”
    Get full text
    Article
  3. 1463

    Microstructure regulation mechanism of CuW composites prepared by aluminothermic coupling with magnesiothermic reduction by Xin-Yu Wang, Chu Cheng, Yan-Shuo Feng, Meng-Xin Wang, Ming-Yu Li, Tao Huang, Ling-Ling Xiong, Kai Li, Zhi-He Dou, Ting-An Zhang, Ke-Xing Song

    Published 2025-01-01
    “…In this paper, an innovative idea for regulating the microstructure of CuW composites by aluminothermic coupling with magnesiothermic reduction was proposed. The thermodynamics and dynamics of the reaction system for preparation of CuW composites by this method were studied, and the microstructure of CuW composites were systematically analysed and evaluation. …”
    Get full text
    Article
  4. 1464

    Statistical Modeling and Kinetic Studies on the Adsorption of Reactive Red 2 by a Low-Cost Adsorbent: Grape Waste-Based Activated Carbon Using Sulfuric Acid Activator-Assisted Ther... by Seyyed Alireza Mousavi, Davood Shahbazi, Arezoo Mahmoudi, Parviz Mohammadi, Tooraj Massahi

    Published 2021-01-01
    “…The kinetic studies using pseudofirst-order and pseudosecond-order models pointed out that the type (I) of pseudosecond-order kinetic model provided the best fit to the adsorption data. Parameters of thermodynamics including Gibbs energy (ΔG°) and ko were calculated. …”
    Get full text
    Article
  5. 1465

    Coloring hot-dip galvanization of steel samples in industrial zinc-manganese baths by Godzsák M., Lévai G., Vad K., Csik A., Hakl J., Kulcsár T., Kaptay G.

    Published 2017-01-01
    “…This minimum critical Mn-content is in agreement with chemical thermodynamics.…”
    Get full text
    Article
  6. 1466

    Experimental investigation and scenario-based optimization of energy flexibility in embedded radiant cooling systems by Yun Xie, Yanxue Li, Hongshe Cui

    Published 2025-03-01
    “…The state-space model was identified as the most accurate and reliable model for capturing system thermodynamics. Scenario-based Model Predictive Control (MPC) energy managements were designed and evaluated optimized results. …”
    Get full text
    Article
  7. 1467
  8. 1468

    Phantom hairy black holes and wormholes in Einstein-bumblebee gravity by Chikun Ding, Changqing Liu, Yuehua Xiao, Jun Chen

    Published 2025-01-01
    “…By defining the Killing potential $$\omega ^{ab}$$ ω ab , we study the Smarr formula and the first law for the BP black hole, find that the appearance of LV can improve the structure of these phantom hairy black holes – the conventional Smarr formula and the first law of black hole thermodynamics still hold; but for no LV case, i.e., the regular phantom black hole reported in (Phys Rev Lett 96:251101), the first law cannot be constructed at all. …”
    Get full text
    Article
  9. 1469

    The Natural Science Underlying Big History by Eric J. Chaisson

    Published 2014-01-01
    “…No new science (beyond frontier, nonequilibrium thermodynamics) is needed to describe cosmic evolution’s major milestones at a deep and empirical level. …”
    Get full text
    Article
  10. 1470

    Protection of stainless steel surfaces in desalination units against corrosion during acid cleaning under dynamic conditions by using lavender angustifolia extract as a green inhib... by M. A. Deyab, Q. Mohsen

    Published 2025-02-01
    “…Abstract This study investigates the thermodynamics, kinetics, and adsorption mechanisms of Lavender angustifolia extract (LAE) as a corrosion inhibitor for stainless steel (316SS) in desalination units. …”
    Get full text
    Article
  11. 1471

    Removal of boron from wastewaters using valonia-tannin-based biosorbent produced via spray drying by Nalan Erdol-Aydin, Serhat Sezer, Berk Esin, Gulhayat Nasun-Saygili

    Published 2024-08-01
    “…The study also delved into adsorption kinetics, adsorption isotherm models, and adsorption thermodynamics. Maximum boron removal, reaching 92.9%, was achieved using 1 g of tannic acid resin-based biosorbent with an initial boron concentration of 8 mg L −1 within 6 h at pH 3. …”
    Get full text
    Article
  12. 1472

    Hawking-Page transition in 4D Einstein-Gauss-Bonnet gravity by Xiao-yan Hu, Yuan-zhang Cui, Wei Xu

    Published 2025-03-01
    “…These advancements hold promise for deepening insights into black hole thermodynamics in the framework of quantum gravity.…”
    Get full text
    Article
  13. 1473

    Use of Anionic Surfactant-Modified Activated Carbon for Efficient Adsorptive Removal of Crystal Violet Dye by Rumi Goswami, Amit Kumar Dey

    Published 2022-01-01
    “…Error analysis and studies of isotherms have shown that the adsorption equilibrium was controlled by Langmuir isotherm study with maximum CV dye adsorption capacity of 235.7 mg/g. Thermodynamics studies revealed endothermicity of the process with negative ΔG values and positive ΔS and ΔH values. …”
    Get full text
    Article
  14. 1474

    Dynamic Characteristics of Offshore Natural Gas Hydrate Dissociation by Depressurization in Marine Sediments by Xinfu Liu, Chunhua Liu, Jianjun Wu

    Published 2019-01-01
    “…The proposed methodology can analyze the processes of hydrate and water phase transitions, decomposition kinetics and thermodynamics, viscosity and permeability, ice-water phase equilibrium, and natural gas and water production. …”
    Get full text
    Article
  15. 1475

    A Strain Rate-Dependent Damage Evolution Model for Concrete Based on Experimental Results by Peng Wan, Xiaoyan Lei, Bin Xu, Hui Song

    Published 2021-01-01
    “…A viscoelastic stress-strain relationship, which considered the proposed damage evolution model, was presented according to the principles of irreversible thermodynamics. The model results agreed well with the experiment and indicated that the proposed damage evolution model can accurately characterize the development of macroscopic mechanical weakening of concrete. …”
    Get full text
    Article
  16. 1476

    Study on the Behaviors and Mechanism of Ni(II) Adsorption at the Hydroxyapatite-Water Interface: Effect of Particle Size by Xiaolan Zhao, Wangsuo Wu, Duoqiang Pan, Hanyu Wu

    Published 2022-01-01
    “…As for micro-HAP, Ni2+ adsorbed through slow diffusion and replacement with Ca2+ and then incorporated in the lattice at pH between 6.5 and 9.0, which was confirmed by the results of kinetics, thermodynamics, and desorption. And a more compact crystalline structure and irreversible desorption behavior of micro-HAP after Ni(II) adsorption was confirmed by results of XRD and desorption isotherms, respectively. …”
    Get full text
    Article
  17. 1477

    Towards a More Efficient Design of High Temperature Concentrating Solar Power Plant With Cascaded Thermal Energy Storage by Brenda Hernandez Corona, Thomas Fasquelle, Muhammad Abdullah, Nicolas Lopez Ferber, Jean-Francois Hoffmann, Mathieu Martins, Ahmad Mayyas, Nicolas Calvet

    Published 2025-02-01
    “…The objective is to identify the most thermodynamically efficient designs by analyzing the literature on the different components and comparing them to a reference base case of a conventional 100 MWe solar power tower plant (2-tank molten salt TES) operating at 565°C. …”
    Get full text
    Article
  18. 1478

    Complex cure kinetics of self-healing copolyester vitrimers via isothermal thermogravimetric analysis by Louis O. Vaught, Jacob L. Meyer, Omar El Arwadi, Tanaya Mandal, Ahmad Amiri, Mohammad Naraghi, Andreas A. Polycarpou

    Published 2025-02-01
    “…When combined with significant observed mass loss below the expected cure temperature and findings in prior work, this indicates that the apparent cure process may be driven by thermodynamically-favorable bond exchange reactions.…”
    Get full text
    Article
  19. 1479

    Studies on the Removal of Cadmium Toxic Metal Ions by Natural Clays from Aqueous Solution by Adsorption Process by Rajaa Bassam, Achraf El hallaoui, Marouane El Alouani, Maissara Jabrane, El Hassan El Khattabi, Malika Tridane, Said Belaaouad

    Published 2021-01-01
    “…The cadmium adsorption process was thermodynamically spontaneous and exothermic. The regeneration process showed that these natural clays had excellent recycling capacity. …”
    Get full text
    Article
  20. 1480

    Mixing-enthalpy modulation on phase transformation in the gradient chemical core/shell high-entropy shape-memory alloys by E-Wen Huang, Tu-Ngoc Lam, Zachary H. Aitken, Mao-Yuan Luo, Nien-En Chiang, Yuh Sun, Jo-Chi Tseng, Ching-Yu Chiang, Wan-Zhen Hsieh, Wen-Jay Lee, Yong-Wei Zhang, Peter K. Liaw, Che-Wei Tsai

    Published 2025-03-01
    “…The dendritic microstructure in Cu15Ni35Ti20(HfZr)30 exhibits the mixing enthalpy-driven pronounced composition inhomogeneity of an Ni-Hf-rich core and Cu-Zr-Ti-rich shell, demonstrated by thermodynamics calculations and second nearest-neighbor modified embedded atom method (2NN MEAM) formalism. …”
    Get full text
    Article