Results 21 to 30 of about 44,204 (260)

Modelling complex for surface radar images in the “distance-angle” coordinates [PDF]

open access: yesITM Web of Conferences, 2019
The mathematical modelling software complex of monostatic radar systems is discussed in the article. It is aimed to model of typical radar scenarios with various conditions of an electromagnetic waves reflection from terrain.
Markov Yury   +2 more
doaj   +1 more source

Surfaces Modelling Using Isotropic Fractional-Rational Curves

open access: yesJournal of Applied Mathematics, 2019
The problem of building a smooth surface containing given points or curves is actual due to development of industry and computer technology. Previously used for those purposes, shells of zero Gaussian curvature and minimal surfaces based on isotropic ...
Igor V. Andrianov   +3 more
doaj   +1 more source

Advances in Land Surface Modelling [PDF]

open access: yesCurrent Climate Change Reports, 2021
AbstractLand surface models have an increasing scope. Initially designed to capture the feedbacks between the land and the atmosphere as part of weather and climate prediction, they are now used as a critical tool in the urgent need to inform policy about land-use and water-use management in a world that is changing physically and economically.
Blyth, Eleanor M.   +10 more
openaire   +4 more sources

SPH Modelling of Hydrodynamic Lubrication along Rough Surfaces

open access: yesLubricants, 2019
Rough and textured surfaces are of paramount importance for lubrication, both in nature and in technology. While surface roughness relevantly influences both friction and wear, artificial surface texturing improves the performance of slider bearings as ...
Marco Paggi   +2 more
doaj   +1 more source

Computational Methods for Detection of Microgeometry Changes in Tribological Surfaces

open access: yesTribology Online, 2022
In the modelling and characterization of changes undergone by engineering surfaces from tribological processes, an automatic detection system is often required to minimize subjective elements of the assessment in the analysis.
Guillermo Enrique Morales-Espejel   +2 more
doaj   +1 more source

Uncertainty with friction parameters and impact on risk analysis

open access: yesE3S Web of Conferences, 2016
Flood modelling is an essential component of risk analysis, with a greater demand for accurate and robust modelling to be undertaken at large spatial scales. Understanding of uncertainty in the modelling becomes increasingly critical not only in ensuring
Willis T.D.M., Wright N.G., Sleigh P.A.
doaj   +1 more source

Surface Topology Reconstruction From The White Light Interferogram By Means Of Prony Analysis

open access: yesMetrology and Measurement Systems, 2015
The paper presents a new method of surface topology reconstruction from a white light interferogram. The method is based on interferogram modelling by complex exponents (Prony method).
Khoma Anna, Zygarlicki Jarosław
doaj   +1 more source

Tangential developable surfaces and their application in real structures

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2022
A class of developable surfaces contains cylindrical, conical, and tangential developable surfaces. Tangential developable surfaces are ruled surfaces of zero Gaussian curvature with cuspidal edges.
Sergey N. Krivoshapko   +1 more
doaj   +1 more source

Numerical study of the wetting dynamics of droplet on laser textured surfaces: Beyond classical Wenzel and Cassie-Baxter model

open access: yesApplied Surface Science Advances, 2022
The classical wetting models, such as the Wenzel and Cassie-Baxter have been extensively used to quantify the wettability of laser-textured surfaces. However, these models do not provide any description of the corresponding droplet dynamics. In this work,
Ilemona S. Omeje, Tatiana E. Itina
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

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