Showing 2,821 - 2,840 results of 6,053 for search 'model composition methods', query time: 0.23s Refine Results
  1. 2821

    Behavioral determinants of dental and facial esthetic self-perception among an academic population: a cross-sectional study by Ana Cristina Mafla, Mauricio Herrera-López, Juliana Estefanía Salas-Burbano, Camilo Andrés Guerrero-Dávila, Diana Paola Insuasty-Fuertes, Juan Sebastián Bustos-López, Falk Schwendicke

    Published 2025-06-01
    “…Structural Equation Modeling (SEM) was performed with robust unweighted least squares estimation method to assess the mediating effects of the behavioral variables on dental and facial esthetics. …”
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    Article
  2. 2822
  3. 2823

    Retrofitting Seismically Designed Exterior Beam-Column Joints under Lateral Monotonic Loading: A Numerical Analysis Based on Experimental Testing by Ali Owaid, Amir Akhaveissy, Bahaa Al-Abbas

    Published 2026-02-01
    “…Additionally, the numerical model was retrofitted using Carbon Fiber Reinforced Polymer (CFRP) in two methods: model 1 (CFRP sheets only) and model 2 (CFRP sheets with strips). …”
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    Article
  4. 2824
  5. 2825
  6. 2826

    Chemical and structural characteristics of copper added high entropy alloys for corrosive applications by Laurentiu Florin Mosinoiu, Arcadii Sobetkii, Beatrice Adriana Serban, Laura Madalina Cursaru, Alexandru Cristian Matei, Mihai Ghita, Nicoleta Vitan, Stefania Caramarin, Dumitru Mitrica, Alexander Pogrebnjak, Bogdan Postolnyi

    Published 2025-03-01
    “…Physical-chemical and microstructural characterization was performed on selected compositions. The crystal structure of the alloy was determined by X-ray diffraction method. …”
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    Article
  7. 2827

    Assessment of grain production levels and analysis of obstacle factors in China: a sustainable, stable and green perspective by Caixia Shangguan, Ruijundi Ma, Yan Lu, Hui Zhang, Mingjin Tian, Yongzhong Teng, Li Jing, Xia Zhang, Hongbin Liu, Ke Li, Xingxing Mei

    Published 2025-07-01
    “…The entropy-weighted TOPSIS method and the obstacle degree model were employed to assess production levels and determine critical constraints, while ArcGIS was used to visualize the spatial distribution across China’s nine major agricultural regions.ResultsThe results reveal that Grain production followed a development trend of initial decline, slow recovery, and rapid growth, with significant differences in the subsystems. …”
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    Article
  8. 2828

    In situ observation of collision and agglomeration behavior of non-metallic inclusions at steel/Ar and steel/slag interfaces by Minghui WU, Limei CHENG, Qing YIN, Xiaolin WU, Deli ZHAO, Abduvokhidovich JUMAEV Akhmadjon, Ying REN, Lifeng ZHANG

    Published 2025-04-01
    “…Therefore, correcting the K–P model or establishing a new collision model for inclusions on the surface of molten steel is crucial in the study of the collision trend of inclusions on the surface of molten steel.…”
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  9. 2829

    Hydration of bacterial lectin in native state and after immobilization on surface of hydrophobic silica by V. V. Turov, P. P. Gorbyk, T. V. Krupska, S. P. Turanska, E. V. Koval, N. L. Cheremshenko

    Published 2022-03-01
    “… The aim of the work was to study the peculiarities of interaction of the surface of bacterial lectin of Bacillus subtilis IMB B-7724 inthe native state and under different model conditions with water molecules by 1 H NMR; to create a composite system based on the studied lectin, in which the protein molecule is minimally affected by the surface of the carrier, because protein molecules are capable to bind a significant amount of water localized in the spaces between the polymer chains. …”
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    Article
  10. 2830
  11. 2831

    Harnessing dual variational autoencoders to decode microbe roles in diseases for traditional medicine discovery by Qing Ye, Yaxin Sun, Yaxin Sun, Yaxin Sun

    Published 2025-05-01
    “…However, it faces challenges such as poorly defined compositions of preparations and limited high-quality efficacy data. …”
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    Article
  12. 2832

    Laser-induced Breakdown Spectroscopy Based on Pre-classification Strategy for Quantitative Analysis of Rock Samples by Weiheng KONG, Lingwei ZENG, Yu RAO, Sha CHEN, Xu WANG, Yanting YANG, Yixiang DUAN, Qingwen FAN

    Published 2023-08-01
    “…Different element quantitative models were constructed for each rock type. The kNN algorithm was selected using cross-validation to determine the optimal k value, and the key punishment parameter C and RBF width parameter γ of the SVM algorithm were determined using a grid search method. …”
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    Article
  13. 2833

    Influence of Grinding Parameters on the Removal Depth of 42CrMo Steel and Its Prediction in Robot Electro-Hydraulic-Actuated Abrasive Belt Grinding by Dequan Shi, Youen Xu, Xuhui Wang, Huajun Zhang

    Published 2025-02-01
    “…In this study, the influences of revolution speed, feed speed, grinding force, and grit designation on MRD and surface Vickers hardness of 42CrMo steel were investigated by using an adaptive electro-hydraulic-actuated triangular abrasive belt in robot grinding. A predictive model for MRD of 42CrMo steel has been established using the orthogonal central composite design method. …”
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    Article
  14. 2834

    The influence of ocean heat transport in the Barents Sea on the regional sea ice and the atmospheric static stability by M. G. Akperov, V. A. Semenov, I. I. Mokhov, M. R. Parfenova, M. A. Dembitskaya, D. D. Bokuchava, A. Rinke, W. Dorn

    Published 2019-12-01
    “…The composites method was used for the analysis, i.e. the difference between the mean values for years with the maximum and minimum inflow of oceanic water into the Barents Sea. …”
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  15. 2835

    An analytical solution for stability analysis of unrestrained tapered thin-walled FML profile by Masoumeh Soltani, Azadeh Soltani

    Published 2021-08-01
    “…The main purpose of this study is to compare the lateral buckling behavior of laterally unrestrained Fiber-Metal Laminate (FML) and composite thin-walled beam with varying cross-section under transverse loading. …”
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    Article
  16. 2836

    Evaluation of High-Performance Pervious Concrete Mixed with Nano-Silica and Carbon Fiber by Mingxuan Sun, Meng Sun, Yunlong Zhang, Lijun Ma

    Published 2025-07-01
    “…To address the mechanical deficiencies of traditional pervious concrete and promote its practical implementation, this study developed a high-performance pervious concrete model using conventional materials and methods, achieving a permeability coefficient of 4.5 mm/s with compressive and flexural strengths exceeding 45 MPa and 5 MPa, respectively. …”
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    Article
  17. 2837

    Influence of the flow rate on the die swell for polymer micro coextrusion process by Deng Xiaozhen, Ji Haibo, Liu Biao, Liu Qiang, Xiao Bing, Ren Zhong, Xu Fang, Fan Li

    Published 2025-06-01
    “…A numerical model for a polymer double-layer single lumen microtubes coextrusion flow was constructed and the finite element method was used for numerical solution. …”
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  18. 2838

    Influence of portal excavation of shallow-buried bias tunnel on stability of soil‒rock bedding slope: a case study of Moziping tunnel by Tao Li, Yue Li, Jiajun Shu, Shiming Hu, Bo Liu

    Published 2025-07-01
    “…A research approach that combines theoretical analysis, numerical simulation, and field monitoring is adopted to systematically investigate the impact mechanism of tunnel excavation on the stability of soil‒rock bedding slopes. A mechanical model of a tunnel–soil–rock bedding slope is established on the basis of the transfer coefficient method, and a slope stability evaluation method suitable for composite strata is proposed. …”
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    Article
  19. 2839

    An Analytical Solution for Variable Viscosity Flow in Fractured Media: Development and Comparative Analysis With Numerical Simulations by Anis Younes, Mohammad Mahdi Rajabi, Fatemeh Rezaiezadeh Roukerd, Marwan Fahs

    Published 2024-03-01
    “…Abstract Explicit fracture models often use analytical solutions for predicting flow in fractured media, usually assuming uniform fluid viscosity for simplicity. …”
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  20. 2840

    Unlocking the potential of Chlorella sp. biomass: an effective adsorbent for heavy metals removal from wastewater by Ntombiphumile Perceverence Tenza, Stefan Schmidt, Precious Nokwethemba Mahlambi

    Published 2025-04-01
    “…Conventional wastewater treatment methods are often ineffective at fully removing heavy metals, leading to environmental and health risks. …”
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    Article