Showing 561 - 580 results of 6,267 for search '"diffusion"', query time: 0.06s Refine Results
  1. 561

    Coexistence of a cross-diffusive West Nile virus model in a heterogenous environment by Abdelrazig K. Tarboush, Jing Ge, Zhigui Lin

    Published 2018-11-01
    “…Our results show that a cross-diffusive WNv model possesses at least one coexistence solution if the basic reproduction number is greater than one and the cross-diffusion rates are small enough, while if the basic reproduction number is less than or equal to one, the model has no positive solution. …”
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  2. 562

    BIM Adoption for Facility Management in Urban Rail Transit: An Innovation Diffusion Theory Perspective by Xiaodong Xu, Guangbin Wang, Dongping Cao, Zhujing Zhang

    Published 2020-01-01
    “…The objective of this study is to investigate the BIM application areas for FM in urban rail transit from an innovation diffusion theory perspective, in order to gain efficient operation and maintenance (O&M) in urban rail transit. …”
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  3. 563
  4. 564

    Apathy Is Correlated with Widespread Diffusion Tensor Imaging (DTI) Impairment in Amyotrophic Lateral Sclerosis by Cinzia Femiano, Francesca Trojsi, Giuseppina Caiazzo, Mattia Siciliano, Carla Passaniti, Antonio Russo, Alvino Bisecco, Mario Cirillo, Maria Rosaria Monsurrò, Fabrizio Esposito, Gioacchino Tedeschi, Gabriella Santangelo

    Published 2018-01-01
    “…However, the brain microstructural correlates of this behavioral symptom, reported as the most common in ALS, have not been completely elucidated. Using diffusion tensor imaging (DTI) and tract-based spatial statistics (TBSS), here we aimed to quantify the correlation between brain microstructural damage and apathy scores in the early stages of ALS. …”
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  5. 565
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    A Comparative Study on Stabilized Finite Element Methods for the Convection-Diffusion-Reaction Problems by Ali Sendur

    Published 2018-01-01
    “…The disproportionality in the problem parameters of the convection-diffusion-reaction equation may lead to the formation of layer structures in some parts of the problem domain which are difficult to resolve by the standard numerical algorithms. …”
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  8. 568

    Blow-Up Rate Estimates for a System of Reaction-Diffusion Equations with Gradient Terms by Maan A. Rasheed, Hassan Abd Salman Al-Dujaly, Talat Jassim Aldhlki

    Published 2019-01-01
    “…This paper is concerned with the blow-up properties of Cauchy and Dirichlet problems of a coupled system of Reaction-Diffusion equations with gradient terms. The main goal is to study the influence of the gradient terms on the blow-up profile. …”
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  9. 569
  10. 570

    Study on the Diffusion Law of Fluidized Filling Gangue Slurry in Goaf of Coal Mine Underground by Baoning Wei, Qingxiang Huang, Dengdeng Zhuang, Xin Cao, Bo Hui, Xiao Zuo, Mengbo Zhu

    Published 2024-01-01
    “…Experimental investigations into gangue slurry diffusion in the goaf reveal insights into its diffusion patterns along three directions: horizontal, inclined, and vertical. …”
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  11. 571
  12. 572

    Cubic B-Spline Collocation Method for One-Dimensional Heat and Advection-Diffusion Equations by Joan Goh, Ahmad Abd. Majid, Ahmad Izani Md. Ismail

    Published 2012-01-01
    “…Numerical solutions of one-dimensional heat and advection-diffusion equations are obtained by collocation method based on cubic B-spline. …”
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  15. 575

    CD7-Positive Diffuse Large B-Cell Lymphoma Presenting as an Intranasal Tumor by Kazuaki Teshima, Masaaki Kume, Yasushi Kawaharada, Takashi Saito, Ko Abe, Sho Ikeda, Hideaki Ohyagi, Megumi Zuguchi, Masashi Zuguchi, Yosuke Kubota, Yoshitaka Enomoto, Masahito Miura, Satsuki Takahashi, Masahiro Saito, Ken Saito, Naoto Takahashi

    Published 2020-01-01
    “…We report a case of a 74-year-old man with a cluster of differentiation (CD) 7-positive diffuse large B-cell lymphoma (DLBCL) in the right nasal cavity. …”
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  16. 576

    Numerical Simulation of Oil Pipeline Leakage Diffusion in Dashagou Yellow River Crossing Section by Shaokang Liu, Mingyang Qiu, Guizhang Zhao, Menghan Jia, Jie An, Xi Guo, Dantong Lin, Yangsheng Tian, Jiangtao Zhou

    Published 2025-01-01
    “…In this study, the ANSYS 2020R1 software simulation is employed to examine the diffusion process of oil leakage and the underground water solute transport law in the Dashagou Yellow River crossing section of the oil pipeline. …”
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  17. 577

    Necessary conditions for local and global existence to a reaction-diffusion system with fractional derivatives by Kamel Haouam, Mourad Sfaxi

    Published 2006-01-01
    “…We give some necessary conditions for local and global existence of a solution to reaction-diffusion system of type (FDS) with temporal and spacial fractional derivatives. …”
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  18. 578

    A 3D discrete model for soil desiccation cracking in consideration of moisture diffusion by Chengzeng Yan, Tie Wang

    Published 2025-01-01
    “…This work develops a novel 3D moisture diffusion discrete model that is capable of dynamically assessing the effect of cracking on moisture diffusion and allowing moisture to be discontinuous on both sides of the cracks. …”
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  19. 579

    Asymptotic Stability of Impulsive Reaction-Diffusion Cellular Neural Networks with Time-Varying Delays by Yutian Zhang

    Published 2012-01-01
    “…The provided stability criteria are applicable to Dirichlet boundary condition and showed to be dependent on all of the reaction-diffusion coefficients, the dimension of the space, the delay, and the boundary of the spatial variables. …”
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  20. 580

    Optimized Direct Padé and HPM for Solving Equation of Oxygen Diffusion in a Spherical Cell by M. A. Sandoval-Hernandez, H. Vazquez-Leal, A. Sarmiento-Reyes, U. Filobello-Nino, F. Castro-Gonzalez, A. L. Herrera-May, R. A. Callejas-Molina, R. Ruiz-Gomez

    Published 2018-01-01
    “…This work presents the application of homotopy perturbation method (HPM) and Optimized Direct Padé (ODP) to obtain a handy and easily computable approximate solution of the nonlinear differential equation to model the oxygen diffusion in a spherical cell with nonlinear oxygen uptake kinetics. …”
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