Results 51 to 60 of about 96,508 (303)

Joint contact modelling of articular cartilage in synovial joints [PDF]

open access: yes, 2010
Hip joint is one of the important load bearing joints and has been extensively studied to investigate contact mechanics and tribology. It has known to experience high contact forces and stresses.
ath Shrikant, Sainath Shrikant   +1 more
core  

Measuring Contact Mechanics Deformations Using DIC through a Transparent Medium

open access: yes, 2017
This paper describes the experimental methodology used to study the contact mechanics of a rigid, rough surface and a compliant, nominally flat surface using digital image correlation (DIC).
S. E. Rohde   +11 more
core   +1 more source

Factors Related to Complaints of Contact Dermatitis among Motorcycle Mechanics in The South And North Kembangan Areas, Jakarta in 2021

open access: yesJournal of Vocational Health Studies, 2022
Background: Occupational contact dermatitis is an inflammation of the skin caused by materials found in the work environment. Purpose: To determine the factors associated with Complaints of Occupational Contact Dermatitis among Motorcycle Workshop ...
Monica Sofia Maula   +3 more
doaj   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Dissipation of vibration in rough contact [PDF]

open access: yes, 2010
The relationship which links the normal vibration occurring during the sliding of rough surfaces and the nominal contact area is investigated. Two regimes are found.
E. Bou-Chakra   +5 more
core   +1 more source

First approach to unilateral transfemoral amputees' contact mechanics

open access: yesDyna, 2017
The stresses in the hip area have great importance because of their relationship to the health of the joint. Finite element models can predict contact between cartilages, however, contact patterns in unilateral transfemoral amputees have not yet been ...
Isabela Mariaka Flórez   +1 more
doaj   +1 more source

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

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

The Influence of Wheel/Rail Contact Conditions on the Microstructure and Hardness of Railway Wheels [PDF]

open access: yes, 2014
The susceptibility of railway wheels to wear and rolling contact fatigue damage is influenced by the properties of the wheel material (microstructure and hardness).
Bevan, Adam   +5 more
core   +1 more source

Tykhonov well-posedness of fixed point problems in contact mechanics

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering, 2022
We consider a fixed point problem S u = u $\mathcal {S}u=u$ where S : C ( R + ; X ) → C ( R + ; X ) ${\mathcal {S}:C(\mathbb{R}_{+};X)\to C(\mathbb{R}_{+};X)}$ is an almost history-dependent operator.
Mircea Sofonea
doaj   +1 more source

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