Showing 821 - 840 results of 2,351 for search 'diffusivity (efficient OR efficiency)', query time: 0.12s Refine Results
  1. 821

    Implementing an intelligent diagnosis and treatment system for in-hospital cardiac arrest in the Utstein style: a multi-center case study by Yan Shao, Zhou Yang, Wei Chen, Yingqi Zhang

    Published 2024-11-01
    “…The core of the system is a modified episodic deep reinforcement learning module, which facilitates the diagnosis and treatment process while improving sample efficiency. Uncertainty analysis was performed using Monte Carlo simulations, and dependencies between different parameters were assessed using regular vine copula. …”
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  2. 822
  3. 823

    A robust adaptive meta-sample generation method for few-shot time series prediction by Chao Zhang, Defu Jiang, Kanghui Jiang, Jialin Yang, Yan Han, Ling Zhu, Libo Tao

    Published 2024-12-01
    “…Experimental results on three real datasets prove the efficiency and effectiveness of JLSG-Diffusion. Compared with the benchmark methods, the prediction model combined with JLSG-Diffusion shows better accuracy.…”
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  4. 824

    Evaluation of Particle Scattering by Oxygen Ion Cyclotron Harmonic Waves in the Inner Magnetosphere by Fei Yao, Kaijun Liu, Xiongdong Yu, Zhigang Yuan, Yan Wang, Kyungguk Min

    Published 2024-03-01
    “…Specially, it is found that the 4th harmonic of OCH waves can lead to effective heating of helium ions, while oxygen ions would interact more efficiently with lower harmonics of OCH waves.…”
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  5. 825

    Influence of Activated Carbon Granulometry on H<sub>2</sub> Purification in Glycerol Reforming Syngas: Adsorption and Kinetic Analysis by Rocio Maceiras, Jorge Feijoo, Leticia Perez-Rial, Miguel A. Alvarez-Feijoo, Naser Eslami

    Published 2024-11-01
    “…Kinetic analysis revealed that the pseudo-second-order and Avrami models fit well with both adsorbents, though GAC aligns more closely with the Avrami model, reflecting its multi-step adsorption mechanism and greater pore diffusion efficiency. These findings highlight the importance of adsorbent size and flow rate in optimizing hydrogen purification processes, with GAC emerging as a highly efficient adsorbent for industrial-scale syngas treatment.…”
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  6. 826

    Exploring the Factors Influencing AI Adoption Intentions in Higher Education: An Integrated Model of DOI, TOE, and TAM by Rawan N. Abulail, Omar N. Badran, Mohammad A. Shkoukani, Fandi Omeish

    Published 2025-06-01
    “…SPSS Amos 24 was used for CB-SEM to choose the best-fitting model, which proved more efficient than traditional multiple regression analysis to examine the relationships among the proposed constructs, ensuring model fit and statistical robustness. …”
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  7. 827

    Accelerated Prediction of Terahertz Performance Metrics in GaN IMPATT Sources via Artificial Neural Networks by Santu Mondal, Sneha Ray, Aritra Acharyya, Rudra Sankar Dhar, Arindam Biswas, Hiroaki Satoh, Gurudas Mandal, Vitaliy Maksimenko, Victor Krishtop

    Published 2025-01-01
    “…Experimental validation shows strong agreement in terms of breakdown voltage, power output, and efficiency, supporting the potential of machine learning to streamline the design and optimization of high-frequency semiconductor devices.…”
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  8. 828

    A study of VO2+/VO2+ and V3+/V2+ reactions on carbon-based electrodes – correlating reaction kinetics to electrode surface properties by Chaojie Song, Roberto Neagu, Khalid Fatih

    Published 2025-07-01
    “…The reaction kinetics of V3+/2+ and VO2+/VO2+ limit its efficiency. Carbon-based electrodes are typically used in VRFBs. …”
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  9. 829

    Numerical solution of a spatio-temporal gender-structured model for hantavirus infection in rodents by Raimund BÜrger, Gerardo Chowell, Elvis GavilÁn, Pep Mulet, Luis M. Villada

    Published 2018-01-01
    “…Sci., 13 (2015), 369-400]. An efficient numerical method for the resulting convection-diffusion-reaction system of partial differential equations is proposed. …”
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  10. 830

    A Hierarchically Structured Ni-NOF@ZIF-L Heterojunction Using Van Der Waals Interactions for Electrocatalytic Reduction of CO<sub>2</sub> to HCOOH by Liqun Wu, Xiaojun He, Jian Zhou

    Published 2025-07-01
    “…The electrocatalytic CO<sub>2</sub> reduction reaction (CO<sub>2</sub>RR) offers an energy-saving and environmentally friendly approach to producing hydrocarbon fuels. The use of a gas diffusion electrode (GDE) flow cell has generally improved the rate of CO<sub>2</sub>RR, while the gas diffusion layer (GDL) remains a significant challenge. …”
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  11. 831

    IMPROVEMENT OF ELEMENTS OF THE THEORY OF PEAT CAVITATION DISPERGATION by A. Yu. Izmaylov, K. N. Sorokin

    Published 2015-10-01
    “…It is defined that vortex extraction, extraction in the mode of vacuum boiling and explosive boiling up of an extraction agent, application of mechanical oscillations of suspension, pressure pulsations have the greatest impact on speed of an intensification of diffusion process. It is necessary to improve the diffusive and convective extraction theory by input in mathematical calculations of the additional coefficients considering increase influence of peat suspension temperature in the course of cavitation and activation of a liquid component of suspension on efficiency of diffusive and convective process. …”
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  12. 832

    The role of lighter oil components on CO2-induced swelling and pressure decay dynamics under reservoir conditions by Bilal Zulfiqar, Moh’d Amro, Helmut Geistlinger

    Published 2025-09-01
    “…From a broader perspective, our comprehensive study of crude oil swelling due to CO2 injection has profound relevance in optimizing CO2-EOR strategies and enhancing CO2 sequestration efficiency.…”
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  13. 833

    Study on Growth Process of Ag(In, Ga)Se2 Films by a Three-Stage Co-Evaporation Method Using Molecular Beam Epitaxy Apparatus by Xianfeng Zhang, Masakazu Kobayashi

    Published 2017-01-01
    “…The performance of AIGS solar cells fabricated from various samples was compared, and a highest efficiency of 7.1&#x0025; was obtained.…”
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  14. 834

    Multiscale, mechanistic modeling of cesium transport in silicon carbide for TRISO fuel performance prediction by Pierre-Clément A. Simon, Jia-Hong Ke, Chao Jiang, Larry K. Aagesen, Wen Jiang, Stephen Novascone

    Published 2025-07-01
    “…However, current challenges include significant scatter in diffusivity data and unexplained temperature-dependent diffusion regimes in the silicon carbide layer. …”
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  15. 835

    Enhanced CO<sub>2</sub> Capture Using TiO<sub>2</sub> Nanoparticle-Functionalized Solvent: A Study on Absorption Experiments by Alice Chillè, Nicola Verdone, Mattia Micciancio, Giorgio Vilardi

    Published 2025-02-01
    “…In contrast, higher or lower concentrations negatively impacted efficiency due to poor dispersion or nanoparticle agglomeration. …”
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  16. 836

    Natural surfactant fenugreek (Trigonella foenum-graecum) seeds based photogalvanic cell for solar energy conversion and storage by Meenakshi Jonwal, Pooran Koli, Rajendra Kumar

    Published 2025-05-01
    “…A more environmentally sustainable and an efficient Photogalvanic system based on Fenugreek seeds aqueous extract as natural surfactant (saponins), Cellobiose as reductant and Neutral Red dye as photosensitizer is developed to demonstrate a potent cell. …”
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  17. 837

    Developing lightweight structural concrete with enhanced thermal and durability properties through nano-silica and expanded polystyrene integration by Sabry A. Ahmed, Esraa Ebrahem, Ahmed A. M. El-Amir, M. S. El-Feky

    Published 2025-07-01
    “…These findings highlight the transformative potential of this composite material in developing high-performance, thermally-efficient, and sustainable concrete for energy-efficient buildings, reducing operational energy demands and carbon footprints.…”
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  18. 838

    From Fresh to Dried: Evaluating Drying Kinetics of Sultana and Besni Grapes by Mehmet Başlar

    Published 2023-06-01
    “…The conclusions drawn from the study underscore the importance of understanding grape-specific drying kinetics for improving energy efficiency and optimizing drying procedures. The Page model has been highlighted as particularly useful for future studies and industrial applications. …”
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  19. 839

    Effect of Coating on Cutting Performance of Milling Water Chamber Head by CHENG Yaonan, GAI Xiaoyu, Lv Qiyao, YUAN Qihang, QIN Chao

    Published 2019-12-01
    “…The head of nuclear water chamber head parts, which are difficult to machine, is made of the highstrength 508III special steel In view of the problems of poor cutting performance, short life and low machining efficiency in milling process, firstly, the cutting simulation of the coated cemented carbide tool was carried out to analyze the influence of the coating on the cutting performance of the tool from the aspects of cutting temperature and stress Then, the milling wear experiment of the 508III steel coating tool was carried out The influence of the coating on tool wear and tool life was investigated by the observation of tool wear and analysis of Rake Face morphology Finally, the coating performance comparison experiment was carried out to discuss the effects of different types of coatings, coating thickness and thermal diffusivity of different coatings on the cutting process of the cemented carbide tool of milling 508III steel The research results provide technical support for the development of cemented carbide tools of milling water chamber head and efficient processing of nuclear power parts…”
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  20. 840

    Drying Process of Senna alata Medicinal Leave: Comparative Empirical and Artificial Neural Networks Modelling of Mass Transfer Kinetics with Energy Analysis by Abiola John Adeyi

    Published 2024-08-01
    “…SAL was dried at the selected drying factors (leaf form and microwave power); and moisture transport characteristics including moisture content, moisture ratio, effective moisture diffusivity, activation energy, energy consumption, specific energy consumption and energy efficiency were determined gravimetrically and empirically. …”
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