Results 71 to 80 of about 499,359 (346)

The impact of COVID-19 on healthcare booking and cancellation patterns: time series analysis of private healthcare service utilisation in Finland

open access: yesBMC Health Services Research
Background COVID-19 has had wide-reaching effects on healthcare services beyond the direct treatment of the pandemic. Most current studies have reported changes in realised service usage, but the dynamics of how patients engage with healthcare services ...
Oskar Niemenoja   +5 more
doaj   +1 more source

Research and Application of Parabolic Sun-tracking System Based on PLC

open access: yesZhongguo dianli, 2020
A novel parabolic sun-tracking system is proposed, in response to inefficiency of solar energy utilization due to the low tracking accuracy of sun-tracking system for parabolic trough solar concentrator.
Ben WANG   +4 more
doaj   +1 more source

Design and implementation of intelligent electronic component inspection based on PLC and vision system

open access: yesJurnal Sistem dan Manajemen Industri, 2023
Customer demands for product quality are increasingly complex, requiring better inspection accuracy. It is not enough if done manually because it requires high costs and varying operator accuracy.
Zulfa Fitri Ikatrinasari   +2 more
doaj   +1 more source

Analysis of spatial and temporal dynamics of xylem refilling in Acer rubrum L. using magnetic resonance imaging. [PDF]

open access: yes, 2013
We report results of an analysis of embolism formation and subsequent refilling observed in stems of Acer rubrum L. using magnetic resonance imaging (MRI).
Ahrens, Eric T   +2 more
core   +2 more sources

An Evolutionarily Conserved PLC-PKD-TFEB Pathway for Host Defense.

open access: yesCell Reports, 2016
The mechanisms that tightly control the transcription of host defense genes have not been fully elucidated. We previously identified TFEB as a transcription factor important for host defense, but the mechanisms that regulate TFEB during infection ...
Mehran Najibi   +3 more
semanticscholar   +1 more source

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

Assessment of the E-value in the presence of bias amplification: a simulation study

open access: yesBMC Medical Research Methodology
Background The E-value, a measure that has received recent attention in the comparative effectiveness literature, reports the minimum strength of association between an unmeasured confounder and the treatment and outcome that would explain away the ...
Eric Barrette   +2 more
doaj   +1 more source

Changes in initial COPD treatment choice over time and factors influencing prescribing decisions in UK primary care : a real-world study [PDF]

open access: yes, 2016
Acknowledgements Samantha Holmes (CircleScience, an Ashfield Company, part of UDG Healthcare plc) and Paul Hutchin (contracted to CircleScience, an Ashfield Company, part of UDG Healthcare plc) provided medical writing assistance.
Baldwin, Michael   +9 more
core   +3 more sources

Parameter Variation in Planetary Ball Milling of Titanium Aluminide Powder in XHV‐Adequate Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the effects of milling parameters, including rotational speed, milling duration, and ball‐to‐powder ratio, on TiAl particle size and morphology in an XHV‐equivalent atmosphere. The creation of oxide‐free surfaces enhances the mechanical properties of green bodies.
Jytte Möckelmann   +4 more
wiley   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

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