Results 121 to 130 of about 1,542,365 (380)

Investigation of analytical model of crack propagation under multi axial fatigue in fiber metal laminate

open access: yesComposites Part C: Open Access, 2022
Mostly the aerospace and other applications parts during their service life are subjected to the multi axial fatigue with non-proportional loading. In this study, the fatigue crack growth in glass laminate aluminum reinforced epoxy subjected to special ...
Mustafa M. Kadhim, Fathi A. Alshamma
doaj  

Theoretical and Numerical Study on Stress Intensity Factors for FRP-Strengthened Steel Plates with Double-Edged Cracks

open access: yesSensors, 2018
This paper presents a theoretical and numerical study on the stress intensity factors for double-edged cracked steel plates strengthened with fiber reinforced polymer (FRP) plates. Based on the stress intensity factor solution for infinite center-cracked
Hai-Tao Wang, Gang Wu, Yu-Yang Pang
doaj   +1 more source

Stress and dislocation distributions near a crack tip in ductile single crystals [PDF]

open access: yesarXiv, 2015
Within the continuum dislocation theory the asymptotic analysis of the plane strain crack problem for a single crystal having only one active slip system on each half-plane is provided. The results of this asymptotic analysis show that the square root stress singularity remains valid during the plastic deformation, while the dislocation density is ...
arxiv  

Crack shapes and stress intensity factors for edge-cracked specimens [PDF]

open access: yes
Stress intensity factor and shape of edge crack in plate under ...
Orange, T. W.
core   +1 more source

Stress intensity factor threshold in dental porcelains

open access: yesJournal of Materials Science: Materials in Medicine, 2007
The stress intensity factor threshold (KI0) is related to the stress level at which cracks start to grow stably, causing the weakening of porcelain prostheses during their use. The values of KI0 of seven dental porcelains (with and without reinforcing leucite crystal, KAlSi2O6) stored in air (22 degrees C, 60% relative humidity) and artificial saliva ...
Humberto Naoyuki Yoshimura   +3 more
openaire   +3 more sources

Adenosine A3 receptor antagonists as anti‐tumor treatment in human prostate cancer: an in vitro study

open access: yesFEBS Open Bio, EarlyView.
The A3 adenosine receptors (A3ARs) are overexpressed in prostate cancer. AR 292 and AR 357, as A3AR antagonists, are capable of blocking proliferation, modulating the expression of drug transporter genes involved in chemoresistance, ferroptosis, and the hypoxia response, and inducing cell death.
Maria Beatrice Morelli   +15 more
wiley   +1 more source

Redirection of a crack driven by viscous fluid [PDF]

open access: yesarXiv, 2017
As shown by Wrobel et al. (2017), the hydraulically induced tangential traction on fracture walls changes local displacement and stress fields. This resulted in the formulation of a new hydraulic fracture (HF) propagation condition based on the critical value of the energy release rate that accounts for the hydraulically-induced shear stress. Therefore
arxiv  

Pengaruh Ukuran Dan Jumlah Elemen Singular Terhadap Harga Faktor Intensitas Tegangan Untuk Kasus Retak Pojok Eliptik Dengan Metode Elemen Hingga [PDF]

open access: yes, 2004
Stress intensity factor evaluation is needed to evaluate residual strength and crack growth. It developes some methods to evaluate stress intensity factor.
Berata, W. (Wajan), Muhayat, N. (Nurul)
core  

Possible role of human ribonuclease dicer in the regulation of R loops

open access: yesFEBS Open Bio, EarlyView.
R loops play an important role in regulating key cellular processes such as replication, transcription, centromere stabilization, or control of telomere length. However, the unscheduled accumulation of R loops can cause many diseases, including cancer, and neurodegenerative or inflammatory disorders. Interestingly, accumulating data indicate a possible
Klaudia Wojcik   +2 more
wiley   +1 more source

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