Showing 981 - 1,000 results of 2,351 for search 'the diffusion efficiency', query time: 0.11s Refine Results
  1. 981

    Removal of Fluoride from Drinking Water by Sorption Using Diatomite Modified with Aluminum Hydroxide by Tesfaye Akafu, Achalu Chimdi, Kefyalew Gomoro

    Published 2019-01-01
    “…The low correlation coefficient value of R2 = 0.596 for the intraparticle diffusion model indicates that the intraparticle diffusion model does not apply to the present studied adsorption system. …”
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  2. 982

    Application of nano-pico geotechnics and nano-pico heritage spray techniques for restoring and protecting historical brick buildings by Reza Biabani, Hamed Niroumand, Maryam Afsharpour, Mona Khaksar

    Published 2025-08-01
    “…By reducing the number and size of pores and making the diffusion path more tortuous, the nanoparticle treatment can increase the water vapor diffusion resistance of the brick. …”
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  3. 983

    Preparation of quaternary ammonium-modified silica and its adsorption of vanadium(V) by ZHANG Cuihong, WANG Jing, WANG Jie, YUAN Wenjiao

    Published 2025-01-01
    “…The pseudo-second-order reaction kinetics and Langmuir adsorption isotherm model indicated that the process of adsorbing vanadium(Ⅴ) by SiO2@DMOA was a surface monolayer chemical adsorption process, and the intra-particle diffusion model and Boyd model demonstrated that liquid film diffusion was the main limiting rate of this adsorption process. …”
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  4. 984

    A novel characterization of alginate-attapulgite-calcium carbonate (AAC) gel adsorption in bacterial biodegradation of used engine oil (UEO) by Izeddin Abdalla Elhamrouni, Mohd Yusoff Ishak, Wan Lutfi Wan Johari, Normala Halimoon

    Published 2023-03-01
    “…The 1st order kinetics in SWE showed a UEO adsorption rate, K1 (h−1), of 0.11–0.15 h−1 correlating with 20 AAC-granules and 1, 2, 3 and 4% (w/v) UEO. The intra-particle diffusion kinetic model suggested that intra-diffusion was the main mode of mass transfer in AAC granules. …”
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  5. 985

    Analysis of thermal wave scattering and temperature distribution in sub-surface, defects of gradient construction materials by Xujiao Yang, Jinlei Gai, Xinliang Zheng, Yi Xie, Xiaomiao Yu, Ruizhi Gong, Zhongqing Meng, Shuo Zhai, Xunlong Zhao

    Published 2025-07-01
    “…These shortcomings cannot meet the needs of modern buildings for energy efficiency, safety and durability. Therefore, it is imperative to study gradient building materials that integrate function and structure. …”
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  6. 986

    White Matter Fiber Tracking Method with Adaptive Correction of Tracking Direction by Qian Zheng, Kefu Guo, Yinghui Meng, Jiaofen Nan, Lin Xu

    Published 2024-01-01
    “…The deterministic fiber tracking method has the advantage of high computational efficiency and good repeatability, making it suitable for the noninvasive estimation of brain structural connectivity in clinical fields. …”
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  7. 987

    Analysis of casson nanofluid transport rates near a vertical stretching sheet with dissipation and slip effects by Tadesse Walelign

    Published 2025-03-01
    “…Hence, the present study will contribute in not only supplementing the theoretical gaps for the scientific community but also improving the working efficiency of practical flow systems in manufacturing industries and the quality of their products.PurposeThis study mainly focused on examining the rates of hydromagnetic transport phenomena of Casson nanofluid near a vertical surface in the presence of slip, dissipation, and cross-diffusion effects. …”
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  8. 988

    A Review of Artificial Intelligence-Based Systems for Non-Invasive Glioblastoma Diagnosis by Kebin Contreras, Patricia E. Velez-Varela, Oscar Casanova-Carvajal, Angel Luis Alvarez, Ana Lorena Urbano-Bojorge

    Published 2025-04-01
    “…Multimodal approaches integrating T1WI with diffusion-weighted imaging (DWI) and apparent diffusion coefficient (ADC) have demonstrated improved classification performance. …”
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  9. 989

    Nonaqueous Electrolyte Rechargeable Manganese Batteries with Potassium Manganese Hexacyanoferrate Cathodes by Jangwook Pyun, Hyeonjun Lee, Seunghyeop Baek, Sangki Lee, Hyeju Kwon, Hyeongseok Lee, Chung‐Yul Yoo, Munseok S. Chae

    Published 2025-06-01
    “…The manganese hexacyanoferrate cathode exhibits an average operating voltage of 1.7 V and a discharge capacity of 73.4 mAh g−1 at 0.1 A g−1, retaining 71.1% capacity after 1500 cycles at 0.2 A g−1. Diffusion pathways and barriers reveal efficient 3D Mn2⁺ ion diffusion pathways within the manganese hexacyanoferrate framework, with a low migration barrier of 0.514 eV. …”
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  10. 990

    Workbench for a Parabolic Trough Solar Collector with a Tracking System by Luciano A. Fiamonzini, Gustavo A. R. Rivas, Oswaldo H. Ando Junior

    Published 2022-01-01
    “…It was concluded that the proposed solar collector obtained lower efficiency when compared with other collectors in the literature, which was assumed to be due to the diffusion losses of the parabolic trough reflector and thermal losses by convection in the parabolic trough absorber tube (optical efficiency, removal factor, and heat loss coefficient).…”
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  11. 991

    Adsorption of Dye by Waste Black Tea Powder: Parameters, Kinetic, Equilibrium, and Thermodynamic Studies by Dongyi Lin, Fan Wu, Yuqun Hu, Tingzhong Zhang, Chengshun Liu, Qiangda Hu, Yunfei Hu, Zhihui Xue, Hua Han, Tzu-Hsing Ko

    Published 2020-01-01
    “…The maximum adsorption capacity and the highest adsorption efficiency were 302.63 mg·g−1 and 100%, respectively. …”
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  12. 992

    Effect of Subgrains on the Performance of Mono-Like Crystalline Silicon Solar Cells by Su Zhou, Chunlan Zhou, Wenjing Wang, Yehua Tang, Jingwei Chen, Baojun Yan, Yan Zhao

    Published 2013-01-01
    “…These subgrains have an almost negligible effect on the optical performance, shunt resistance, and junction recombination but significantly affect the minority carrier diffusion length and quantum efficiency within a long wavelength range. …”
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  13. 993

    AI-ready rectal cancer MR imaging: a workflow for tumor detection and segmentation by Heather M. Selby, Yewon A. Son, Vipul R. Sheth, Todd H. Wagner, Erqi L. Pollom, Arden M. Morris

    Published 2025-03-01
    “…Objective This study aimed to foster collaboration between a radiologist and two data scientists in the detection and segmentation of rectal tumors on T2- and diffusion-weighted MR images. By combining the radiologist's clinical expertise with the data scientists’ imaging analysis skills, we sought to establish a foundation for future AI-driven approaches that streamline rectal tumor detection and segmentation, and optimize workflow efficiency. …”
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  14. 994

    Kinetics of γ-LiAlO<sub>2</sub> Formation out of Li<sub>2</sub>O-Al<sub>2</sub>O<sub>3</sub> Melt—A Molecular Dynamics-Informed Non-Equilibrium Thermodynamic Study by Sanchita Chakrabarty, Danilo Alencar De Abreu, Iyad Alabd Alhafez, Olga Fabrichnaya, Nina Merkert, Alena Schnickmann, Thomas Schirmer, Ursula E. A. Fittschen, Michael Fischlschweiger

    Published 2024-11-01
    “…In this context, γ-LiAlO<sub>2</sub> is a promising candidate that potentially increases recycling efficiency due to its high Li content and favorable morphology for separation. …”
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  15. 995

    Hydrogen leakage localization technology in hydrogen refueling stations combining RL and hidden Markov models by Jun Wang, Lei Wang, Ding Wang, Xiang Yu

    Published 2025-07-01
    “…Abstract With the global energy structure shifting towards clean and efficient hydrogen energy, the safety management issues of hydrogen refueling stations are becoming increasingly prominent. …”
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  16. 996

    Potassium fertilization and irrigation with treated wastewater on gas exchange of colored cotton by Breno L. de C. Lima, Ênio F. de F. e Silva, Hugo R. B. Santos, Edivan R. de Souza

    “…The increase in irrigation depths increased the diffusion of CO2 of the plants. The highest instantaneous water-use efficiency was found with the irrigation of 150% of ETc without potassium fertilization. …”
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  17. 997

    Three-dimensional CFD analysis of PEMFC with different membrane thicknesses by Mahmut Kaplan

    Published 2022-10-01
    “…PEMFC consists of different parts including membrane, bipolar plate, flow channel, gas diffusion and catalyst layers. Membrane is one of the most important components of a PEMFC and its physical and geometrical features significantly affect PEMFC efficiency. …”
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  18. 998

    Boron-doped diamond electrode modified by polytetrafluoroethylene to enhance the degradation of atrazine by DING Jia, LI Yu, GUAN Baohong

    Published 2022-06-01
    “…Meanwhile, the bubbles that adhered to the surface of BDD were conducive to the formation of ·OH and diffusion of ·OH into the homogeneous solution. The concentration of ·OH in the solution bulk increased by 17.73, 19.89 and 18.81 times after the modification of 5.0%, 8.6% and 20.0 % PTFEs, respectively, and the degradation efficiency of ATZ and removal effect were significantly enhanced. …”
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  19. 999

    A Review: The Application of Path Optimization Algorithms in Building Mechanical, Electrical, and Plumbing Pipe Design by Ruijun Deng, Xiaoliang Li, Yuhua Tian

    Published 2025-06-01
    “…Simulation experiments based on a hospital BIM model demonstrate that the proposed approach improves design efficiency by approximately 25–35% and reduces conflict incidence by around 40%. …”
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  20. 1000

    Application of Image Segmentation Algorithm Based on Partial Differential Equation in Legal Case Text Classification by Jingliang Sun

    Published 2021-01-01
    “…Based on the study of image segmentation algorithm and legal case text classification theory, an image segmentation model based on partial differential equation is proposed, in which diffusion indirectly acts on level set function through auxiliary function. …”
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