Results 51 to 60 of about 694,034 (385)

Simple algorithms to compute meridional overturning and barotropic streamfunctions on unstructured meshes [PDF]

open access: yesGeoscientific Model Development, 2020
Computation of barotropic and meridional overturning streamfunctions for models formulated on unstructured meshes is commonly preceded by interpolation to a regular mesh.
D. Sidorenko   +7 more
doaj   +1 more source

Guaranteed-Quality Triangular Meshes [PDF]

open access: yes, 1989
There are a number of applications for which it is desirable to divide a given region in the plane into nicely shaped triangles. One important such application is the finite element method, a method widely used to obtain approximate solutions to a wide variety of engineering problems.
openaire   +1 more source

Flipping Cubical Meshes

open access: yes, 2002
We define and examine flip operations for quadrilateral and hexahedral meshes, similar to the flipping transformations previously used in triangular and tetrahedral mesh generation.Comment: 20 pages, 24 figures.
Bern, Marshall   +2 more
core   +3 more sources

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

A detail-preserving method for medial mesh computation in triangular meshes

open access: yesGraphical Models
The medial axis transform (MAT) of an object is the set of all points inside the object that have more than one closest point on the object’s boundary. Representing sharp edges and corners of triangular meshes using MAT poses a complex challenge.
Bingchuan Li   +5 more
doaj   +1 more source

Boolean operations between two colliding shells: a robust, exact, and simple method

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
Boolean operations are classic procedures in computer-aided design, and allow the creation of complex objects by combining simple objects. Although Boolean operations are trivial in implicit surface representations, they are problematic in polygonal ...
Jerome CHARTON   +2 more
doaj   +1 more source

Hybrid mesh for magnetotelluric forward modeling based on the finite element method

open access: yesScientific Reports, 2023
Unstructured tetrahedral grids have been applied in magnetotelluric (MT) forward modeling using the finite element (FE) method because of their adaptability to complex anomalies.
Nian Yu   +5 more
doaj   +1 more source

Simulation of a solar funnel cooker using MATLAB [PDF]

open access: yes, 2018
A software for the calculation of the radiation heat transfer in solar funnel cookers by means of the radiosity method has been developed in Matlab. The software has been used to study a folding solar cooker.
Cubero-Leiva, Rafael   +3 more
core   +1 more source

Percolation in Networks with Voids and Bottlenecks

open access: yes, 2009
A general method is proposed for predicting the asymptotic percolation threshold of networks with bottlenecks, in the limit that the sub-net mesh size goes to zero.
Amir Haji-Akbari   +4 more
core   +1 more source

Triangular mesh parameterization with trimmed surfaces [PDF]

open access: yes, 2016
Given a 2manifold triangular mesh \(M \subset {\mathbb {R}}^3\), with border, a parameterization of \(M\) is a FACE or trimmed surface \(F=\{S,L_0,\ldots, L_m\}\) -- \(F\) is a connected subset or region of a parametric surface \(S\), bounded by a set of
C Dyken   +4 more
core   +1 more source

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