Results 101 to 110 of about 26,553 (309)

A quantitative assessment of random field models in finite element buckling analyses of composite cylinders

open access: yes, 2012
Large scatter characterizes the collapse load of thin-walled structures due to their imperfection sensitivity. Random fields can be used to include imperfections in a finite element model.
Degenhardt, Richard   +4 more
core  

Imperfection-Insensitive Continous Tow Sheared Cylinders

open access: yes, 2020
Data underlying Composite Structures journal publication Imperfection-Insensitive Continous Tow Sheared ...
Pirrera, Alberto   +3 more
core   +1 more source

Compatibility of Methacrylate Based Resins Controls Interfacial Failure and Toughness in 3D‐Printed Multimaterial Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This work shows that the mechanical performance of multimaterial digital light processing (DLP) printed thermoset composites is governed by resin compatibility and interfacial design rather than spatial patterning alone. Brittle and ductile resin combinations produced premature interfacial failure, while graded interfaces and mechanically compatible ...
Ahmed M. H. Ibrahim   +3 more
wiley   +1 more source

Influence of Imperfections on Axial Buckling Load of Composite Cylindrical Shells

open access: yes, 2013
There is a strong requirement for more robust, lighter and cheaper launch vehicle structures. Unstiffened composite cylindrical shells, which are essential to the fabrication of launch vehicle airframes, are prone to buckling and are highly sensitive to ...
Prusty, G.   +5 more
core  

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Aquinas’ concept of change and its consequences for corporeal creatures

open access: yesLogos i Ethos, 2014
This paper is a presentation of Aquinas’ concept of change (lat. mutatio) and its consequences for corporeal creatures (lat. creatura corporali). Within Thomas’ philosophy, it can be proved that creatures are sentenced to unceasing change and cannot ...
Dominika Dziurosz-Serafinowicz
doaj   +1 more source

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

Perfectionism in young musicians: Relations with motivation, effort, achievement, and distress [PDF]

open access: yes, 2007
Many musicians experience anxiety and distress when performing, which has been related to perfectionism. Recent findings, however, show that only some facets of perfectionism are associated with anxiety and distress, whereas other facets are associated ...
Stoeber, Joachim, Eismann, Ulrike
core   +1 more source

Optimization of plated steel beams using metamodels and modern optimization methods

open access: yesApplied and Computational Mechanics, 2015
This paper deals with metamodel-based optimization of plated steel beams. The first part of the article explains the principle of the metamodel-based optimization approach and also provides basic information on incorporated sub-methods such as design of ...
Šťastný A.
doaj  

Design and Analysis of Compression–Torsion Coupling Metamaterials Using the Golden Section Method

open access: yesAdvanced Engineering Materials, EarlyView.
A novel compression–torsion metamaterial is engineered using inclined rods and symmetry breaking. To optimize its torsional performance, the golden section method is employed. The mechanical response of the metamaterial is validated through both numerical analysis and experimental validation.
Amirhossein Hassani, Sara Bagherifard
wiley   +1 more source

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