Results 101 to 110 of about 703,807 (244)

The Unfitted Discontinuous Galerkin Method for Solving the EEG Forward Problem [PDF]

open access: yesarXiv, 2016
Objective: The purpose of this study is to introduce and evaluate the unfitted discontinuous Galerkin finite element method (UDG-FEM) for solving the electroencephalography (EEG) forward problem. Methods: This new approach for source analysis does not use a geometry conforming volume triangulation, but instead uses a structured mesh that does not ...
arxiv  

Analyzing the Total Structural Intensity in Beams Using a Homodyne Laser Doppler Vibrometer

open access: yesShock and Vibration, 2000
The total structural intensity in beams can be considered as composed of three types of waves: bending, longitudinal, and torsional. In passive and active control applications, it is useful to separate each of these components in order to evaluate their ...
Agnaldo A. Freschi   +4 more
doaj   +1 more source

Minimization of Energy Functionals via FEM: Implementation of hp-FEM

open access: yes
Many problems in science and engineering can be rigorously recast into minimizing a suitable energy functional. We have been developing efficient and flexible solution strategies to tackle various minimization problems by employing finite element discretization with P1 triangular elements [1,2].
Frost, Miroslav   +2 more
openaire   +2 more sources

FEM-PrEP: Adherence Patterns and Factors Associated With Adherence to a Daily Oral Study Product for Pre-exposure Prophylaxis

open access: yesJournal of Acquired Immune Deficiency Syndromes, 2014
Background:Several clinical trials have demonstrated the safety and effectiveness of oral tenofovir disoproxil fumarate (TDF), with or without emtricitabine (FTC), as pre-exposure prophylaxis (PrEP) for reducing the risk of HIV acquisition.
A. Corneli   +10 more
semanticscholar   +1 more source

“CHALLENGE LAB” – Um modelo pedagógico em um laboratório multidisciplinar para as engenharias.

open access: yesRevista Principia, 2017
Neste artigo é proposto um laboratório, com aplicação de um modelo pedagógico, que utilize como ferramenta “meio” a Robótica, ciência multidisciplinar que possibilita o desenvolvimento prático de habilidades e competências em múltiplos saberes.
Arnaldo Ortiz Clemente   +1 more
doaj   +1 more source

Validation of finite element and boundary element methods for predicting structural vibration and radiated noise [PDF]

open access: yes
Analytical and experimental validation of methods to predict structural vibration and radiated noise are presented. A rectangular box excited by a mechanical shaker was used as a vibrating structure.
Oswald, Fred B.   +2 more
core   +1 more source

A coupled FEM/DEM approach for hierarchical multiscale modelling of granular media

open access: yes, 2014
A hierarchical multiscale framework is proposed to model the mechanical behaviour of granular media. The framework employs a rigorous hierarchical coupling between the FEM and the discrete element method (DEM).
N. Guo, Jidong Zhao
semanticscholar   +1 more source

FEM and CIP-FEM for Helmholtz Equation with High Wave Number and PML truncation [PDF]

open access: yesarXiv, 2018
The Helmholtz scattering problem with high wave number is truncated by the perfectly matched layer (PML) technique and then discretized by the linear continuous interior penalty finite element method (CIP-FEM). It is proved that the truncated PML problem satisfies the inf--sup condition with inf--sup constant of order $O(k^{-1})$.
arxiv  

Canopy for the Tram and Bus Stop "Krefeld Ostwall"

open access: yesChallenging Glass Conference Proceedings, 2016
The „Ostwall“, one of Krefeld‘s most important public traffic intersections, is getting modernized completely for the moment. The highlight of the project is the new canopy for the tram and bus stop.
M. Kramer
doaj   +1 more source

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