Results 71 to 80 of about 220,758 (314)

A robust cyclic-feature detection against noise uncertainty

open access: yesDianxin kexue, 2016
The detection performance of cyclic-feature detection is much better than energy detection. However, noise uncertainty will degrade its performance severely.
Qiang CHEN, Ming JIN, Jingwen TONG
doaj   +2 more sources

Stability and performance guarantees in networks with cyclic dependencies

open access: yesCoRR, 2018
With the development of real-time networks such as reactive embedded systems, there is a need to compute deterministic performance bounds. This paper focuses on the performance guarantees and stability conditions in networks with cyclic dependencies in the network calculus framework.
openaire   +2 more sources

Monotonic, cyclic and post-cyclic performances of single-helix anchor in residual soil of sandstone

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2019
Helical anchors are commonly used in Brazil for guyed transmission towers subjected to static and cyclic wind loads. In most cases, these anchors are installed in tropical residual soil, a micro-structured material in which the shear strength is provided by soil bonding.
José Antonio Schiavon   +2 more
openaire   +3 more sources

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Predicting long-term crack growth dominated static fatigue based on short-term cyclic testing

open access: yes, 2018
In the present work, the time to failure of a glass fibre reinforced glassy polymer is studied in cyclic fatigue at various frequencies and stress ratios with the goal to predict long-term crack-growth dominated static fatigue.
Kanters, Marc J.W.   +9 more
core   +1 more source

Effects of Diurnal Cyclic Growing Temperatures on Broiler Performance

open access: yesPoultry Science, 1974
Abstract Two experiments were conducted to examine the effects of diurnal cyclic temperature ranges during the growing period (3 to 8 weeks of age) on broiler performance. Twelve temperature cycles, varying between three minimum (15° C., 18.3° C. and 23.9° C.) and four maximum (23.9° C., 29.4° C., 35.0° C.
G C, Harris, W H, Dodgen, G S, Nelson
openaire   +2 more sources

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +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

Cyclic performance of GFRP-reinforced seawater sea-sand concrete culverts reinforced with synthetic fibers [PDF]

open access: yes
This study investigates the cyclic behaviour of glass fiber reinforced polymer (GFRP) reinforced seawater sea-sand (SWSS) concrete culverts with synthetic fibers.
Hassanli, Reza   +13 more
core   +1 more source

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