Results 51 to 60 of about 1,011,469 (311)

Torsional Vibration Stress and Fatigue Strength Analysis of Marine Propulsion Shafting System Based on Engine Operation Patterns

open access: yesJournal of Marine Science and Engineering, 2020
Modern merchant ships use marine propulsion systems equipped with an ultra-long-stroke diesel engine that directly drives a large slow-turning propeller.
Myeong-Ho Song   +2 more
doaj   +1 more source

Time-Dependent Dielectric Breakdown of Commercial 1.2 kV 4H-SiC Power MOSFETs

open access: yesIEEE Journal of the Electron Devices Society, 2021
Constant-voltage time-dependent dielectric breakdown (TDDB) measurements are performed on recently manufactured commercial 1.2 kV 4H-SiC power metal-oxide-semiconductor (MOS) field-effect transistors (MOSFETs) from three vendors.
Tianshi Liu   +5 more
doaj   +1 more source

ATP changes the fluorescence lifetime of cyan fluorescent protein via an interaction with His148 [PDF]

open access: yes, 2010
Contains fulltext : 87235.pdf (Publisher’s version ) (Open Access)Recently, we described that ATP induces changes in YFP/CFP fluorescence intensities of Fluorescence Resonance Energy Transfer (FRET) sensors based on CFP-YFP.
Marieke Willemse   +28 more
core   +2 more sources

Lifetime-risk of prostate cancer overall and per category according to life expectancy for three birth cohorts.

open access: yes, 2022
Lifetime-risk of prostate cancer overall and per category according to life expectancy for three birth cohorts.
Marcus Westerberg (3222813)   +6 more
core   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

A modified Pareto/NBD approach for predicting customer lifetime value. [PDF]

open access: yes
Systems; Applications; Customer lifetime value; Value;
Croux, Christophe   +2 more
core   +2 more sources

Lifetime-Aware Task Mapping for Embedded Chip Multiprocessors

open access: yes, 2018
The International Technology Roadmap for Semiconductors has identified reliability as a growingchallenge for users and designers of all types of integrated circuits.
Adam Hartman (6052146)
core   +1 more source

Relay selection methods for maximizing the lifetime of wireless sensor networks [PDF]

open access: yes, 2013
Combined analytical and fuzzy techniques are proposed for improving the battery lifetime, performance, as well as energy efficiency of wireless sensor networks (WSNs) with the aid of efficient relay selection methods.
Engel, Fabio   +5 more
core   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

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