Results 41 to 50 of about 157,324 (326)

Finite Element Analysis of Curved Beam Elements Employing Trigonometric Displacement Distribution Patterns

open access: yesBuildings, 2023
A finite element analysis (FEA) model was developed for Euler and Timoshenko curved beam elements by incorporating trigonometric displacement distribution patterns.
Hengtao Cao   +4 more
doaj   +1 more source

Proposition of crankshaft stiffness matrix modeling methodology [PDF]

open access: yes, 2017
The paper presents the proposed methodology of crankshaft stiffness matrix modeling. Geometry and linear-elastic shaft properties are one of common occurrences of torsionally rigid vibration coupling in crank systems.
Grzegorz Klekot   +2 more
core   +1 more source

Stiffness matrix and loading vector of a two-layer Timoshenko composite beam

open access: yesStructures, 2019
The stiffness matrix, transfer functions and the corresponding loading vector of a two-layer prismatic Timoshenko beam that includes the transversal and longitudinal relative displacements along the interface, the interaction between the normal and shear
M. Areiza-Hurtado   +2 more
semanticscholar   +1 more source

Weakening the nuclear envelope: Lamin B receptor in melanoma metastasis

open access: yesMolecular Oncology, EarlyView.
LBR‐driven nuclear fragility supports melanoma invasion. A: Melanocyte presents low LBR (Lamin B Receptor) levels, maintaining nuclear integrity and lamina‐chromatin tethering. B: During malignant progression, upregulation of LBR clusters at the INM (Inner Nuclear Membrane) during confined migration causes local lamina weakening and cholesterol ...
Francesca Lorenzini   +1 more
wiley   +1 more source

Flutter behaviour of composite aircraft wings [PDF]

open access: yes, 1999
This research work presents series of investigations into the structural dynamics and dynamic aeroelastic (flutter) behaviour of composite and metal wings.
Ashawesh, Gamal Mohamed
core  

Comparison of different cross-sectional approaches for the structural design and optimization of composite wind turbine blades based on beam models [PDF]

open access: yesWind Energy Science
During the preliminary design phase of wind turbine blades, the evaluation of many design candidates in a short period of time plays an important role. Computationally efficient methods for the structural analysis that correctly predict stiffness matrix ...
E. Werthen   +3 more
doaj   +1 more source

A patient-specific computer tomography-based finite element methodology to calculate the six dimensional stiffness matrix of human vertebral bodies

open access: yes, 2012
In most finite element (FE) studies of vertebral bodies, axial compression is the loading mode of choice to investigate structural properties, but this might not adequately reflect the various loads to which the spine is subjected during daily activities
Chevalier, Yan, Zysset, Philippe K.
core   +1 more source

Low velocity impact modelling in laminate composite panels with discrete interface elements [PDF]

open access: yes, 2009
A model enabling the detection of damages developing during a low velocity/low energy impact test on laminate composite panels has been elaborated. The ply model is composed of interface type elements to describe matrix cracks and volumic finite elements.
Barrau, Jean-Jacques   +7 more
core   +1 more source

Chemo-mechanical-microstructural coupling in the tarsus exoskeleton of the scorpion Scorpio palmatus.

open access: yesActa Biomaterialia, 2023
The multiscale structure of biomaterials enables their exceptional mechanical robustness, yet the impact of each constituent at their relevant length scale remains elusive.
Haolu Zhang   +5 more
semanticscholar   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

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