Results 41 to 50 of about 3,740,437 (360)

Ammonia plasma-treated carbon nanotube/epoxy composites and their using in sensing applications

open access: yeseXPRESS Polymer Letters, 2022
Epoxy composites filled by multiwalled carbon nanotubes treated by inductively coupled ammonia plasma were prepared to improve composite intrinsic properties.
Ruhan Benlikaya   +5 more
doaj   +1 more source

Geographic variation in walking activity in the red flour beetle Tribolium castaneum

open access: yesPopulation Ecology, EarlyView.
This study examined whether there is geographic variation in field populations, focusing on the moving activity in the red flour beetle Tribolium castaneum. Results showed significant differences in moving activity among field populations but no correlation with latitude or meteorological factors.
Kentarou Matsumura
wiley   +1 more source

Garbage Beam [PDF]

open access: yes, 2017
Located in a hot desert climate area prone to strong winds, Egypt is made up of many homes with little to no roofing leaving civilians exposed to the harsh elements.
Back, Paula, Murillo, Mariela
core   +1 more source

Design and Testing of a Composite Pressure Hull for Deep Autonomous Underwater Vehicles

open access: yesIEEE Access, 2022
This paper outlines the design and testing process of the hull of a deep small Autonomous Underwater Vehicle (AUV), rated at 2000m depth. Many existing AUV pressure housings use aluminum or other isotropic traditional metals, instead of composites due to
Moustafa Elkolali, Alex Alcocer
doaj   +1 more source

occumb: An R package for site occupancy modeling of eDNA metabarcoding data

open access: yesPopulation Ecology, EarlyView.
This study introduces a new R package, occumb, for the convenient application of site occupancy modeling using environmental DNA (eDNA) metabarcoding data. We outline a data analysis workflow, including data setup, model fitting, model assessment, and comparison of potential study settings based on model predictions, all of which can be performed using
Keiichi Fukaya, Yuta Hasebe
wiley   +1 more source

Nondestructive testing using ultrasonic sensor [PDF]

open access: yes, 2016
Nondestructive testing (NDT) is the process of inspection or evaluating materials or component without destroying the functionality, serviceability and the structure of the testing product.
Abd Rahman, Muhamad Umar Faruq   +3 more
core  

Very High Cycle Fatigue Behavior of TA11 Titanium Alloy

open access: yesJournal of Aeronautical Materials, 2017
The conventional fatigue test method was used to obtain the very high cycle fatigue (VHCF) limits of 3×107 and 1×108 cycles for TA11 titanium alloy in different temperatures and stress ratios.
JIAO Zehui   +4 more
doaj   +1 more source

Bone Regeneration Assessment of Polycaprolactone Membrane on Critical-Size Defects in Rat Calvaria

open access: yesMembranes, 2021
Biomaterials for use in guided bone regeneration (GBR) are constantly being investigated and developed to improve clinical outcomes. The present study aimed to comparatively evaluate the biological performance of different membranes during the bone ...
Ana Paula Farnezi Bassi   +7 more
doaj   +1 more source

The intracellular domain of TLR2 is capable of high‐affinity Zn binding: possible outcomes for the receptor activation

open access: yesFEBS Letters, EarlyView.
Toll‐like receptors (TLRs) are important in the innate immune system. This study explores the zinc‐binding ability of the TLR2 TIR domain (TLR2TIR). We found that TLR2TIR binds zinc with nanomolar affinity through its cysteine residues. Two of them, C673 and C713, are vital for receptor activation, indicating that zinc may play a role in initiating ...
Vladislav A. Lushpa   +8 more
wiley   +1 more source

Mechanical Properties of Three-Dimensional Printed Provisional Resin Materials for Crown and Fixed Dental Prosthesis: A Systematic Review

open access: yesBioengineering, 2023
The emergence of digital dentistry has led to the introduction of various three-dimensional (3D) printing materials in the market, specifically for provisional fixed restoration.
Saeed J. Alzahrani   +5 more
doaj   +1 more source

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