Results 21 to 30 of about 23,328 (266)

Experimental study on fatigue cracking in pre-corroded aluminum alloy 2024-T4 via digital image correlation

open access: yesJournal of Aeronautical Materials, 2020
The fatigue cracking behavior in pre-corroded AA2024-T4 associated with three different levels of maximum stresses and stress ratios via three-dimensional digital image correlation (3D-DIC) was investigated.
SONG Haipeng, LIU Changchun
doaj   +1 more source

Study on stress intensity factors for crack on involute spur gear tooth

open access: yesAdvances in Mechanical Engineering, 2015
Investigating the stress intensity factors has a great importance to predict the fatigue damage for the involute spur gears. The aim of this article is to reveal the variation laws of stress intensity factors for crack on the involute spur gear tooth ...
Jian Cai   +3 more
doaj   +1 more source

Stress intensity factor for small embedded cracks in weldments

open access: yesFracture and Structural Integrity, 2019
In the present work, the stress intensity factor (SIF) of embedded small cracks placed at the weld toe is calculated by means of two procedures based on the Oore-Burns integral.
Paolo Livieri, Fausto Segala
doaj   +3 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Fatigue of Fillet-welded Joint Assessment by the FEA Simulation of Damage Accumulation [PDF]

open access: yesИнженерно-строительный журнал, 2011
Fatigue strength evaluation of non-continuous incomplete penetration fillet-welded joints transferring stress flow by the S-N criteria incorporating the «Hot-spot stress» or «Notch-stress» approaches is dubious since the characteristic stress at the ...
Petinov S. V., Guchinsky R. V.
doaj   +1 more source

Crack avalanches in the three-dimensional random fuse model [PDF]

open access: yesPhysica A: Statistical Mechanics and its Applications, 2005
6 pages, 2 figures, submitted for the proceedings of the conference "Physics Survey of Irregular Systems", in honor of Bernard ...
Zapperi, Stefano   +2 more
openaire   +2 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Interactions of Penny-shaped Cracks in Three-dimensional Solids [PDF]

open access: yesActa Mechanica Sinica, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhan, Shige, Wang, Tzuchiang
openaire   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

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