Articles with "rough surface" as a keyword



Numerical and analytic study of rough surface morphology on the angular distribution of eroded impurity

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Published in 2017 at "Contributions To Plasma Physics"

DOI: 10.1002/ctpp.201700022

Abstract: The impact of rough surface morphology on the angular distribution of eroded impurities has been investigated with the three-dimensional (3D) rough surface code SURO and a newly developed analytic model. The property of the rough… read more here.

Keywords: eroded impurities; distribution eroded; surface; angular distribution ... See more keywords

Fabrication of calcite-coated rough-surface titanium using calcium nitrate

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Published in 2018 at "Surface and Coatings Technology"

DOI: 10.1016/j.surfcoat.2018.09.050

Abstract: Abstract Although Ti bone scaffolds are widely used clinically as various hard-tissue scaffolds including dental implants, their limited initial osseointegration property is a significant disadvantage, which should be improved. A rough surface and the allied… read more here.

Keywords: calcite; surface; using calcium; calcium nitrate ... See more keywords

Strongly adsorbent rough surface induced rapid hydrolysis of cellulose to sugar in the aqueous phase

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Published in 2024 at "Green Chemistry"

DOI: 10.1039/d4gc04739g

Abstract: Efficiently obtaining sugar-based carbon sources from raw non-food substances as energy and materials to replace petroleum in an aqueous phase environment is a potential solution to the problem of rapidly... read more here.

Keywords: strongly adsorbent; rough surface; sugar; aqueous phase ... See more keywords

Data-driven discovery of drag-inducing elements on a rough surface through convolutional neural networks

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Published in 2024 at "Physics of Fluids"

DOI: 10.1063/5.0223064

Abstract: Understanding the influence of surface roughness on drag forces remains a significant challenge in fluid dynamics. This paper presents a convolutional neural network (CNN) that predicts drag solely by the topography of rough surfaces and… read more here.

Keywords: convolutional neural; topography; rough surface; rough surfaces ... See more keywords

Influences of the effective slope of rough surface on the quasi-streamwise vortex and Reynolds shear stress under favorable-adverse pressure gradient

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Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0285255

Abstract: In this research, direct numerical simulations were performed on the transitional flow over a flat plate subject to a pressure gradient and equipped with a three-dimensional irregular rough surface. The roughness configurations were developed based… read more here.

Keywords: pressure; adverse pressure; rough surface; pressure gradient ... See more keywords

Rough surface reconstruction from phaseless single frequency data at grazing angles

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Published in 2018 at "Inverse Problems"

DOI: 10.1088/1361-6420/aae1e9

Abstract: We develop a method for the reconstruction of a perfectly reflecting rough surface from phaseless measurements of a field arising from single frequency scattering at grazing angles. Formulations are given for both Dirichlet and Neumann… read more here.

Keywords: single frequency; reconstruction; phaseless; grazing angles ... See more keywords

Fitness effects of a demography-dispersal trade-off in expanding Saccharomyces cerevisiae mats

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Published in 2024 at "Physical Biology"

DOI: 10.1088/1478-3975/ad1ccd

Abstract: Fungi expand in space and time to form complex multicellular communities. The mechanisms by which they do so can vary dramatically and determine the life-history and dispersal traits of expanding populations. These traits influence deterministic… read more here.

Keywords: trade; demography; rough surface; surface ... See more keywords
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Improved Hybrid Algorithm for Composite Scattering From Multiple 3D Objects Above a 2D Random Dielectric Rough Surface

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2020.3048072

Abstract: In this paper, an improved hybrid scheme combining the method of moment (MoM) and physical optic (PO) is proposed to analyze composite scattering from multiple 3D conductingobjects above a 2D random rough dielectric surface. In… read more here.

Keywords: improved hybrid; surface; scattering multiple; method ... See more keywords

Fast Frequency Sweep Analysis of a Dielectric Rough Surface by Maehly Approximation

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Published in 2017 at "IEEE Journal on Multiscale and Multiphysics Computational Techniques"

DOI: 10.1109/jmmct.2017.2787648

Abstract: An efficient method for simulating electromagnetic scattering from a dielectric rough surface over a frequency band is proposed. The method is based on the Chebyshev series and the Maehly approximation. The tapered plane wave is… read more here.

Keywords: fast frequency; rough surface; dielectric rough; maehly approximation ... See more keywords

Electromagnetic Scattering From Multiple Moving Targets Above a Rough Surface

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Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2021.3131050

Abstract: Aimed at solving composite scattering from multiple moving targets above a rough surface, a hybrid method combining the multilevel fast multipole algorithm (MLFMA) and the Kirchhoff approximation (KA) is presented. The technology combining the MLFMA… read more here.

Keywords: targets rough; scattering multiple; surface; rough surface ... See more keywords

A Study of the Kirchhoff Approximation for the Coherent Reflection Coefficient of a 1-D Perfectly Conducting Rough Surface

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Published in 2024 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2023.3332037

Abstract: Applications involving the measurement of specular reflections from the Earth’s surface have recently renewed interest in the coherent reflection coefficient of a rough surface, particularly in the limit where the reflection coefficient becomes small. In… read more here.

Keywords: coherent reflection; reflection coefficient; reflection; rough surface ... See more keywords