Showing 281 - 300 results of 5,125 for search '"diffusion"', query time: 0.05s Refine Results
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    Boundary Layer Effects for the Nonlinear Evolution Equations with the Vanishing Diffusion Limit by Linrui Li, Shu Wang

    Published 2018-01-01
    “…We study an initial-boundary value problem for a nonlinear evolution system with damping and diffusion; our main purpose is to investigate the boundary layer effects when the vanishing diffusion limit α→0+, especially for the mixed boundary conditions; we prove that the thickness of layer is of the order O(α). …”
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    Pneumoperitoneum, Retropneumoperitoneum, Pneumomediastinum, and Diffuse Subcutaneous Emphysema following Diagnostic Colonoscopy by Evangelos Falidas, Georgios Anyfantakis, Konstantinos Vlachos, Christina Goudeli, Boutzouvis Stavros, Constantinos Villias

    Published 2012-01-01
    “…We report a case of a 78-year-old woman presented to the emergency department with abdominal pain and diffuse abdominal, chest, neck, and facial swelling appeared after a diagnostic colonoscopy. …”
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  6. 286

    Estimation of Hydraulic Diffusivity of a Confined Limestone Aquifer at the Xiluodu Dam by Mingwei Li, Zhifang Zhou, Hailong Huang, Jianxin Liao

    Published 2022-01-01
    “…Hydraulic diffusivity is a fundamental parameter in studying groundwater flow. …”
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  7. 287

    A Review on Diffusion Bonding between Titanium Alloys and Stainless Steels by De-feng Mo, Ting-feng Song, Yong-jian Fang, Xiao-song Jiang, Charles Q. Luo, Machael D. Simpson, Zhi-ping Luo

    Published 2018-01-01
    “…This article reviews diffusion bonding between titanium alloys and stainless steels with or without interlayers. …”
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  8. 288

    Intrasurgical Imaging of Subinternal Limiting Membrane Blood Diffusion in Terson Syndrome by Lorenzo Iuliano, Giovanni Fogliato, Marco Codenotti

    Published 2014-01-01
    “…We report a case of Terson syndrome, providing the first intrasurgical imaging of subinternal limiting membrane blood diffusion in Terson syndrome. We highlight some remarkable in vivo anatomical findings that may give a contribution to the debate about its pathogenesis. …”
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    Effect of Prior Rolling on Microstructures and Property of Diffusion-Bonded Mg/Al Alloy by Yunlong Ding, Jialian Shi, Dongying Ju

    Published 2019-01-01
    “…When cast magnesium alloy was used, the width of diffusion layers was wider than that with rolled magnesium alloy. …”
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  11. 291

    Comparative acoustic analysis of standard and innovative air diffusers with enhanced mixing capabilities by Joldos Titus Otniel, Danca Paul, Cernei Alexandru

    Published 2025-01-01
    “…The research focuses on the acoustic performance of innovative 3D-printed air diffusers compared to the original air diffuser installed in the Dacia-Renault Duster vehicle. …”
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  12. 292

    Continuous Dependence in Front Propagation for Convective Reaction-Diffusion Models with Aggregative Movements by Luisa Malaguti, Cristina Marcelli, Serena Matucci

    Published 2011-01-01
    “…The model also incorporates a real parameter causing the change from a purely diffusive to a diffusive-aggregative and to a purely aggregative regime. …”
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  13. 293

    Numerical Analysis of Time-Fractional Diffusion Equations via a Novel Approach by Nehad Ali Shah, S. Saleem, Ali Akgül, Kamsing Nonlaopon, Jae Dong Chung

    Published 2021-01-01
    “…The aim of this paper is a new semianalytical technique called the variational iteration transform method for solving fractional-order diffusion equations. In the variational iteration technique, identifying of the Lagrange multiplier is an essential rule, and variational theory is commonly used for this purpose. …”
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    Active Contour Model Coupling with Higher Order Diffusion for Medical Image Segmentation by Guodong Wang, Jie Xu, Qian Dong, Zhenkuan Pan

    Published 2014-01-01
    “…To deal with the difficulties raised in image segmentation with intensity inhomogeneities, a new active contour model with higher-order diffusion method is proposed. With the addition of gradient and Laplace information, the active contour model can converge to the edge of the image even with the intensity inhomogeneities. …”
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  16. 296

    Serial Diffusion Tensor Imaging of the Optic Radiations after Acute Optic Neuritis by Scott C. Kolbe, Anneke van der Walt, Helmut Butzkueven, Alexander Klistorner, Gary F. Egan, Trevor J. Kilpatrick

    Published 2016-01-01
    “…We measured DTI parameters [fractional anisotropy (FA), axial diffusivity (AD), radial diffusivity (RD), and mean diffusivity (MD)] from the optic radiations of 38 acute ON patients at presentation and 6 and 12 months after acute ON. …”
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  17. 297

    Spatiotemporal Patterns in a Ratio-Dependent Food Chain Model with Reaction-Diffusion by Lei Zhang

    Published 2014-01-01
    “…Our results show that reaction-diffusion model is an appropriate tool for investigating fundamental mechanism of complex spatiotemporal dynamics. …”
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    Nonzero-Sum Stochastic Differential Game between Controller and Stopper for Jump Diffusions by Yan Wang, Aimin Song, Cheng-De Zheng, Enmin Feng

    Published 2013-01-01
    “…This game is studied in a jump diffusions setting within Markov control limit. By a dynamic programming approach, we give a verification theorem in terms of variational inequality-Hamilton-Jacobi-Bellman (VIHJB) equations for the solutions of the game. …”
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