Results 11 to 20 of about 1,148,207 (317)

On the impact of capillarity for strength at the nanoscale [PDF]

open access: yesNature Communications, 2017
AbstractThe interior of nanoscale crystals experiences stress that compensates for the capillary forces and that can be large, in the order of 1 GPa. Various studies have speculated on whether and how this surface-induced stress affects the stability and plasticity of small crystals.
Mameka, Nadiia   +2 more
openaire   +5 more sources

Comparative study of several different modeling methods for clossed- cell metal foam

open access: yesJournal of Aeronautical Materials, 2020
In order to study the uniaxial compression properties of closed-cell metal foam, three different modeling methods were used in this paper to establish 2D random cell, 3D Kelvin and 3D voronoi metal foam model.
GUO Yazhou   +4 more
doaj   +1 more source

Damage tolerance of impacted curved panels [PDF]

open access: yes, 2008
The final aim of this study is to evaluate the influence of impact damage on the residual strength of carbon/epoxy vessels stressed by internal pressure.
Lataillade, J.-L.   +9 more
core   +1 more source

Core crush criterion to determine the strength of sandwich composite structures subjected to compression after impact [PDF]

open access: yes, 2008
In this study a core crush criterion is proposed to determine the residual strength of impacted sandwich structures. The core of the sandwich is made of a Nomex Honeycomb core and the faces are laminated and remain thin.
Barrau, Jean-Jacques   +3 more
core   +1 more source

Impact and compression after impact experimental study of a composite laminate with a cork thermal shield [PDF]

open access: yes, 2007
The aim of this paper is to present an experimental study of impact and compression after impact (CAI) tests performed on composite laminate covered with a cork thermal shield (TS) intended for launchers fairing.
Barrau, Jean-Jacques   +7 more
core   +1 more source

In vivo experimental study on the resistance and stiffness of orbital suspension tissues with/without the extraocular muscles

open access: yesBioMedical Engineering OnLine, 2019
Background The accuracy of the surgical amount of extraocular muscle (EOM) is key to the success of strabismus surgery. To establish an accurate eye movement model, it is of great theoretical value and clinical significance to determine the surgical ...
Hongmei Guo   +7 more
doaj   +1 more source

Failure analysis of CFRP laminates subjected to Compression After Impact: FE simulation using discrete interface elements [PDF]

open access: yes, 2013
This paper presents a model for the numerical simulation of impact damage, permanent indentation and compression after impact (CAI) in CFRP laminates.
Bouvet, Christophe   +2 more
core   +1 more source

On effective mechanical properties of an orthogonal corrugated sandwich structure

open access: yesMaterials & Design, 2021
Effective mechanical properties of an orthogonal corrugated sandwich structure have been investigated analytically and numerically. A necessary condition for geometrical design of orthogonal corrugated sandwich structure is obtained.
Yuan Zhu, Qinghua Qin, Jianxun Zhang
doaj   +1 more source

Mechanical performance and cyocompatibility of PU/PLCL nanofibrous electrospun scaffolds for skin regeneration

open access: yesEngineered Regeneration, 2022
Skin tissue engineering with considerable skin regeneration capability is an urgent need for the wound site. The current challenge for researchers is to develop a bionic scaffold that imitates the extracellular matrix for the regeneration of the damaged ...
Xiang Gao   +4 more
doaj   +1 more source

Impact behaviour of flax/epoxy composite plates [PDF]

open access: yes, 2015
This paper presents an experimental investigation of the impact behaviour of flax/epoxy composite plates submitted to low-velocity transverse impact.
GNING, Papa-Birame   +2 more
core   +1 more source

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