Results 61 to 70 of about 80,440 (260)

The Absence of Population Preparedness for SelfProtection and Mutual Aid in the Conceptual Reform of Crisis Management and Civil Protection [PDF]

open access: yesKošická bezpečnostná revue
The article analyzes the preparedness of the population of the Slovak Republic for self-protection and mutual aid in the event of emergencies and proposes systemic solutions within the framework of crisis management and civil protection reform ...
Viktória BARNA   +2 more
doaj  

NAC transcription factors are key regulators of Brassinolide-Enhanced drought tolerance in Camellia oil tree

open access: yesBMC Plant Biology
Seasonal drought has hindered the sustainable growth of the Camellia oil tree industry. While brassinolide (BL) can mitigate drought stress in plants to some extent, the regulatory mechanisms underlying BL’s effects in Camellia oil tree remain unclear ...
Kaizheng Lu   +7 more
doaj   +1 more source

Effect Modification of Cigarette Smoking on the Relationship between Post‐traumatic Stress Disorder, Other Mental Health Conditions and Rheumatoid Arthritis Risk: A Large Case‐Control Study in U.S. Veterans

open access: yesArthritis Care &Research, Accepted Article.
Objective We examined associations of post‐traumatic stress disorder (PTSD) and other mental health disorders (OMH) with rheumatoid arthritis (RA), accounting for effects of smoking. Methods We conducted a matched case‐control study, identifying incident RA cases and controls using national Veteran Health Administration data (2006‐2019).
Kelsey Coziahr   +15 more
wiley   +1 more source

Potential of lignocellulosic materials (wood and bark) from Ateleia glazioviana and Hovenia dulcis as a natural wood preservative [PDF]

open access: yesBrazilian Journal of Biology
The lignocellulosic materials of some plant species are rich in chemical compounds that can serve as a source of natural and environmentally less aggressive biocides for treating wood.
M. Talgatti   +8 more
doaj   +1 more source

Unsupervised Machine Learning Identifies Shared Biomechanical and Clinical Variation in Individuals with Knee Osteoarthritis and High BMI: A Secondary Analysis of the IDEA Trial

open access: yesArthritis Care &Research, Accepted Article.
Objective High body mass index (BMI≥27 kg/m2) and aberrant gait biomechanics are primary risk factors for knee osteoarthritis (KOA), yet the specific loading patterns linked to clinical disease features remain unclear. Unsupervised machine learning (ML) was used to identify vertical ground reaction force (vGRF) waveform modes of variation and ...
Ashley N. Buck   +10 more
wiley   +1 more source

Flexural Behavior of 3D‐Printed Porous Bouligand‐Structured Polymers: Influence of Pitch Angle and Porosity

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how helicoidal architectures with different porosities respond to bending. Adjusting layer angle and spacing in 3D‐printed polymers reveals clear tradeoffs between stiffness, strength, and energy absorption. Experiments and simulations highlight designs that distribute stress effectively, offering pathways for optimizing lightweight
Praveenkumar Subhash Patil   +2 more
wiley   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Tio2-modified Pinus elliottii: A pine wood presenting increased resistance to water and ultraviolet radiation

open access: yesMaderas: Ciencia y Tecnología, 2021
The aim of the present study is to subject Pinus elliottii wood specimens to TiO2-based modification in order to make it resistant to water and UV radiation. The microwave-assisted solvothermal method, which is little reported in the literature, was here
Andrey Pereira Acosta   +7 more
doaj  

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