Showing 861 - 880 results of 1,060 for search '"Chemical kinetics"', query time: 0.11s Refine Results
  1. 861

    Organic Geochemistry and Hydrocarbon Generation Characteristics of Shale of the Fourth Member of Yingcheng Formation in the South Shuangcheng Fault Depression, Songliao Basin by Lidong Shi, Lidong Sun, Liang Yang, Jinshuang Xu, Changpeng Du, Fangwen Chen

    Published 2022-12-01
    “…The organic geochemical characteristics such as abundance, type and maturity from experiments on low-maturity source rock samples, the hydrocarbon generation conversion rate, hydrocarbon generation amount and hydrocarbon generation period of the shale from K<sub>1</sub>yc<sup>4</sup> were evaluated via the chemical kinetics method. The hydrocarbon generation threshold of shale from K<sub>1</sub>yc<sup>4</sup> in the South Shuangcheng Fault Depression was analyzed by examining the organic matter (OM) in shale core samples from K<sub>1</sub>yc<sup>4</sup>. …”
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  2. 862

    Combustion Behaviors and Unregular Emission Characteristics in an Ammonia–Diesel Engine by Kaiyuan Cai, Yi Liu, Qingchu Chen, Yunliang Qi, Li Li, Zhi Wang

    Published 2023-10-01
    “…The highest HCN emission detected in this study was 9.2 ppm. Chemical kinetics analysis indicated that HCN production occurred within the temperature range of 1000 K to 1750 K under fuel-lean conditions. …”
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  3. 863

    PADME - a new code for modeling planet georesources formation on heterogeneous computing systems by Viktor Protasov, Igor Kulikov

    Published 2019-05-01
    “…Thus, the issue of chemical-kinetics modeling in the early stages of the planetary system evolution becomes urgent. …”
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  4. 864

    PADME - a new code for modeling planet georesources formation on heterogeneous computing systems by Viktor Protasov, Igor Kulikov

    Published 2019-05-01
    “…Thus, the issue of chemical-kinetics modeling in the early stages of the planetary system evolution becomes urgent. …”
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    Article
  5. 865
  6. 866

    Adsorption-Reduction of Cr(VI) with Magnetic Fe-C-N Composites by Xu Liu, Huilai Liu, Kangping Cui, Zhengliang Dai, Bei Wang, Rohan Weerasooriya, Xing Chen

    Published 2023-06-01
    “…FCN-x adsorption of Cr(VI) was examined in batch experiments using CrO<sub>4</sub><sup>2−</sup> as a function of physicochemical parameters. The chemical kinetics of Cr(VI) adsorption by FCN-500 were modeled by 1st and 2nd order empirical pseudo kinetics. …”
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  7. 867
  8. 868

    On Structure and Secondary Linkages in Polymers Based on Glycidyl Azide Polymer and Diisocyanate by Christiane Bueno Dall´'Agnol, Rita de Cássia Lazzarini Dutra, Milton Faria Diniz, Lucas Sousa Madureira, Silvana Navarro Cassu

    Published 2024-02-01
    “…That reactivity is controlled by chemical kinetics since the activation barrier of the reaction between the GAP and TDI is 10 kcal.mol‑1 lower than in the corresponding reaction with the IPDI. …”
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  9. 869

    A Simplified Chemical Reactor Network Approach for Aeroengine Combustion Chamber Modeling and Preliminary Design by Sergios Villette, Dimitris Adam, Alexios Alexiou, Nikolaos Aretakis, Konstantinos Mathioudakis

    Published 2023-12-01
    “…In contrast to most similar frameworks, this also provides the model with the ability to simultaneously predict the combustion efficiency and all pollutant emissions of interest (<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>N</mi><msub><mi>O</mi><mi>x</mi></msub></mrow></semantics></math></inline-formula>, <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>C</mi><mi>O</mi></mrow></semantics></math></inline-formula> and unburnt hydrocarbons) more effectively by means of implementing a detailed chemical kinetics model. Validation against three correlation methods and actual aeroengine configurations demonstrates accurate performance and emission trend predictions. …”
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  10. 870

    Role of catalytic reactions in a flow-induced due to outer stationary and inner stretched coaxial cylinders: An application of Probabilists’ Hermite collocation method by Madhu J, Rania Saadeh, Karthik K, R.S. Varun Kumar, R. Naveen Kumar, R.J. Punith Gowda, Umair Khan, Amal Abdulrahman, M. Modather M. Abdou

    Published 2024-04-01
    “…Studying processes in confined geometries enhances the basic knowledge of chemical kinetics and fluid dynamics. Researchers may increase the chemical processes efficiency/heat transfer activities by designing systems with an optimized flow and analysing the effects of reactions on flow. …”
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  11. 871

    Modeling and Simulation of CO2 Absorption into Promoted Aqueous Potassium Carbonate Solution in Industrial Scale Packed Column by Ali Altway, Susianto Susianto, Suprapto Suprapto, Siti Nurkhamidah, Nur Ihda Farihatin Nisa, Firsta Hardiyanto, Hendi Riesta Mulya, Saidah Altway

    Published 2015-08-01
    “…The model consists of differential mass and heat balance and considers the interactions between mass-transfer and chemical kinetics using enhancement factor concept. Gas solubility, mass and heat transfer coefficients, reaction kinetics and equilibrium were estimated using correlations from literatures. …”
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  12. 872

    Structural mapping of oligomeric intermediates in an amyloid assembly pathway by Theodoros K Karamanos, Matthew P Jackson, Antonio N Calabrese, Sophia C Goodchild, Emma E Cawood, Gary S Thompson, Arnout P Kalverda, Eric W Hewitt, Sheena E Radford

    Published 2019-09-01
    “…Here, using a combination of chemical kinetics, NMR spectroscopy and other biophysical methods, we identify and structurally characterize the oligomers required for amyloid assembly of the protein ΔN6, a truncation variant of human β2-microglobulin (β2m) found in amyloid deposits in the joints of patients with dialysis-related amyloidosis. …”
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  13. 873
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  17. 877

    Interactive Instructional: Theoretical Perspective and Its Potential Support in Stimulating Students’ Higher Order Thinking Skills (HOTS) by Rafika Fauzia Ulfa, Habiddin Habiddin, Yudhi Utomo

    Published 2021-06-01
    “…Examining Students’ Ability to Solve Algorithmic and Pictorial Style Questions in Chemical Kinetics. International Journal of Science and Mathematics Education, 19(1), 65–85. https://doi.org/10.1007/s10763-019-10037-w Habiddin, H., & Page, E. …”
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  18. 878

    Oxidation of norbornadiene: Theoretical investigation on H-atom abstraction and related radical decomposition reactions by Jintao Chen, Mingxia Liu, Yuxiang Zhu, Kairu Jin, Zhenyu Tian, Lijun Yang, Chong-Wen Zhou

    Published 2023-03-01
    “…The chemical kinetics of hydrogen atom (H-atom) abstraction reactions from norbornadiene (NBD) by five radicals (H, O(3P), OH, CH3, and HO2), and the unimolecular reactions of three NBD derived radicals, were studied through high-level ab-initio calculations. …”
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  19. 879

    Biosynthesis of NiFe2O4 nanoparticles using Murayya koenigii for photocatalytic dye degradation and antibacterial application by Waleed M. Alamier, Nazim Hasan, MD Sarfaraz Nawaz, Khatib Sayeed Ismail, Mohd. Shkir, Maqsood Ahmad Malik, Mohammed D.Y. Oteef

    Published 2023-01-01
    “…The optimal degradation efficiency of ⁓ 98.5% was achieved within 70 min, and the observed results elucidated that the photocatalytic reactions follow first-order chemical kinetics. Thermodynamic parameters such as activation energy (Ea), enthalpy of activation (ΔH‡), entropy of activation (ΔS‡), and free energy of activation (ΔG‡) were evaluated, applying Arrhenius and activated complex theory ascertained the endothermic, less random and nonspontaneous features of photocatalytic process. …”
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  20. 880

    Silver Nanoparticles’ Biogenic Synthesis Using <i>Caralluma subulata</i> Aqueous Extract and Application for Dye Degradation and Antimicrobials Activities by Waleed M. Alamier, Nazim Hasan, Imam Saheb Syed, Ayyob M. Bakry, Khatib Sayeed Ismail, Gangaraju Gedda, Wubshet Mekonnen Girma

    Published 2023-09-01
    “…The degradation of MB followed pseudo zero-order chemical kinetics (R<sup>2</sup> = 0.9380), with the reaction rate constant 0.0508 mol L<sup>−1</sup> min<sup>−1</sup>. …”
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