Results 81 to 90 of about 1,652 (302)

Prediction of Buckling and Postbuckling Behaviour of Composite Ship Panels

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2007
The behavior of ship plating normally depends on a variety of influential factors, namely geometric/material properties, loading characteristics, initial imperfections, boundary conditions and deterioration arising from corrosion and fatigue cracking ...
Ionel CHIRICA   +3 more
doaj  

Template‐Confined Synthesis of Shape‐Engineered Single‐Crystal Gold Microplates in Lithographically‐Defined Polymeric Patterns

open access: yesAdvanced Functional Materials, EarlyView.
Single‐crystal gold microplates are high‐performance nanomaterials with an impressive wafer‐based application space. Progress has, however, been tempered by an inability to exert synthetic control over microplate size, shape, and positioning. In this work, control over these parameters is demonstrated using a seed‐mediated synthesis that both confines ...
Debasish Panda   +9 more
wiley   +1 more source

Chaos in fluid-conveying NSGT nanotubes with geometric imperfections [PDF]

open access: yes, 2019
A scale-dependent model of nanobeams with large deformations is developed to investigate the influences of a geometric imperfection on the chaotic response of nanotubes.
Farajpour, A.   +8 more
core   +1 more source

Beam-Column In-Plane Resistance Based on the Concept of Equivalent Geometric Imperfections

open access: yesArchives of Civil Engineering, 2016
Assessment of the flexural buckling resistance of bisymmetrical I-section beam-columns using FEM is widely discussed in the paper with regard to their imperfect model. The concept of equivalent geometric imperfections is applied in compliance with the so-
Giżejowski M.A.   +3 more
doaj   +1 more source

Double‐Interpenetrating Composite Bioink for Multi‐Component 3D Bioprinting and Biofabrication

open access: yesAdvanced Functional Materials, EarlyView.
Marine‐polysaccharides‐derived double interpenetrating network hydrogel‐based bioink, combining the attributes of physical and ionic crosslinking, enables room‐temperature bioprinting of mechanically defined structures that can be handled and are cytocompatible.
Fabian Tribukait‐Riemenschneider   +1 more
wiley   +1 more source

Selection of the initial geometrical imperfection in nonlinear FE analysis of cold-formed steel rack columns

open access: yes, 2011
This paper presents three methodologies to predict the load carrying capacity of cold formed steel rack columns via nonlinear finite element analysis (FEA). The column lengths are chosen in the range where the main failure is due to distortional buckling.
Roure Fernández, Francisco   +3 more
core   +1 more source

Numerical Study of CFRP-Strengthened Square RC Columns under Axial Compression with Initial Geometric Imperfections

open access: yesJournal of Engineering
Reinforced concrete (RC) columns are the enablers of modern cities; their numerical modeling requires precise treatment of initial geometric imperfections and confinement effects to represent their structural behavior realistically. This study describes
Ali Majid Mousa, Salah R. Al Zaidee
doaj   +1 more source

Stochastic Natural Vibration Analyses of Free-Form Shells

open access: yesApplied Sciences, 2019
This work investigates the natural vibration characteristics of free-form shells when considering the influence of uncertainties, including initial geometric imperfection, shell thickness deviation, and elastic modulus deviation.
Bingbing San   +4 more
doaj   +1 more source

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Solvent‐Free Thermal Defect Engineering in Molecular Frameworks With Volatile Linkers

open access: yesAdvanced Materials, EarlyView.
Thermal removal of neutral volatile linkers enables precise and solvent‐free generation of metal vacancies in MOFs. This strategy affords redox‐stable, coordinatively unsaturated FeII sites with tunable spin, ligand coordination, and catalytic behavior. The approach offers a general route to design defect‐functional materials through local coordination
Sonia Martínez‐Giménez   +9 more
wiley   +1 more source

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