Results 101 to 110 of about 275,126 (317)

Modeling of a cracked and repaired Al 2024T3 aircraft plate: effect of the composite patch shape on the repair performance

open access: yesFracture and Structural Integrity, 2019
In this work the finite element method was used to analyse the composite patch shape effect of the repair performance. Unlike all the works done conducted so far in this domain, this work proposed here, takes into account the reducing both, the stress ...
Baghdadi Mohammed   +4 more
doaj   +1 more source

A CRACK LUNG WITH CRACK COCAINE [PDF]

open access: yesChest, 2021
FELIX WIREKO   +3 more
openaire   +1 more source

Mixed‐class J‐domain protein scaffolds promote expanded aggregate handling and multivalent Hsp70 engagement during functional disaggregase assembly

open access: yesFEBS Letters, EarlyView.
Protein aggregates threaten proteostasis and cell health. In human cells, Hsp70–J‐domain protein‐based disaggregases remove aggregates, but how they assemble remains unclear. Our biochemical findings show that DNAJA2‐ and DNAJB1‐containing disaggregase scaffolds enhance luciferase aggregate targeting, and that Hsp70 recruitment by both J‐domain ...
Anna Szlachcic, Nadinath B. Nillegoda
wiley   +1 more source

Influence of woven ply degradation on fatigue crack growth in thin notched composites under tensile loading [PDF]

open access: yes, 2010
This paper deals with the fatigue of the through the-thickness crack propagation in thin notched composite laminates made of two glass woven plies. It highlights the different crack growths between warp and weft directions of the woven ply.
Barrau, Jean-Jacques   +3 more
core   +1 more source

The influence of cracks on the corrosion initiation time caused by chloride diffusion in concrete structures using the Boundary Element Method [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais
Reinforced concrete structures in coastal zones are subject to corrosion triggered by chloride ions. In contact with the concrete surface, such ions penetrate through the material’s porous microstructure, mainly by diffusion, and accumulate on the ...
Vinícius de Barros Souza   +1 more
doaj   +1 more source

ON CRACK CLOSURE IN FATIGUE CRACK GROWTH

open access: yes, 1978
A brief review of the various forms of closure is given, and the relative importance of plasticity-induced closure and roughness-induced closure is considered. On the basis of the lack of a thickness effect and an insensitivity to R in the absence of closure it is concluded that plasticity-induced closure plays a relatively minor role in affecting the ...
openaire   +2 more sources

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Three-dimensional crack growth in multi-layered architectures for automotive plain bearings

open access: yes, 2009
The assessment of shielding and anti-shielding effects on crack growth in multi-layered architectures is achieved using elasto-plastic finite element models.
Burke-Veliz, A.   +2 more
core  

A study of fatigue crack propagation in quenched and tempered and controlled rolled HSLA steels. [PDF]

open access: yes, 1987
A range of HSLA steels reflecting the two major processing routes, quench and tempering and controlled rolling, have been tested in fatigue to assess their potential wider application in the offshore Industry.
Callister, D. R.
core  

On the cyclic J-integral of a 3D semi elliptical surface crack

open access: yes, 2014
This paper investigates an approach for calculating the cyclic J-Integral (ΔJ) through a new industrial application. A previously proposed method is investigated further with the extension of this technique through a new application of a practical 3D ...
Hughes, Martin   +5 more
core   +1 more source

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