Results 71 to 80 of about 456,582 (333)

A Brief Review on NDT&E Methods For Structural Aircraft Components

open access: yesFatigue of Aircraft Structures, 2018
The paper presents a summary of non-destructive testing and evaluation (NDT&E) methods applied in inspections of structural aircraft components. This brief review covers the most commonly applied methods such as visual and penetrant inspections, tap ...
Wronkowicz-Katunin Angelika
doaj   +1 more source

Chestnut wood in compression perpendicular to the grain : non-destructive correlations for test results in new and old wood [PDF]

open access: yes, 2007
This paper addresses the evaluation of the compressive properties of chestnut wood under compression perpendicular to the grain, using destructive and non-destructive methods.
Alexiou   +17 more
core   +1 more source

Cutaneous Melanoma Drives Metabolic Changes in the Aged Bone Marrow Immune Microenvironment

open access: yesAging and Cancer, EarlyView.
Melanoma, the deadliest form of skin cancer, increasingly affects older adults. Our study reveals that melanoma induces changes in iron and lipid levels in the bone marrow, impacting immune cell populations and increasing susceptibility to ferroptosis.
Alexis E. Carey   +12 more
wiley   +1 more source

Applicability of a new composite amusement ride safety device based on acoustic emission monitoring technology

open access: yesMaterials Research Express
Under the premise of ensuring safety, it is of great significance to realize the lightweight of the non-main load-bearing parts of amusement facilities. The purpose of this study is to study the failure process of a newly designed carbon fiber bumper by ...
Ran Liu   +7 more
doaj   +1 more source

Dual-Wavelength Mid-Infrared Generation Using Intracavity Stimulated Raman Scattering of PPLN

open access: yesIEEE Photonics Journal, 2018
We report, to the best of our knowledge, the first demonstration of a continuous-wave, dual-wavelength (DW) mid-infrared optical parametric oscillator (OPO) based on the stimulated Raman scattering (SRS) effect of periodically poled lithium niobate (PPLN)
Peng Wang   +5 more
doaj   +1 more source

Interleukin‐6 as a Key Biomarker in Facioscapulohumeral Dystrophy: Evidence From Longitudinal Analyses

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Facioscapulohumeral muscular dystrophy type 1 (FSHD1) is a progressive neuromuscular disorder with no approved treatments. Identifying reliable biomarkers is critical to monitor disease severity, activity, and progression. Interleukin‐6 (IL‐6) has been proposed as a candidate biomarker, but longitudinal validation is limited ...
Jonathan Pini   +13 more
wiley   +1 more source

Use of confocal and multiphoton microscopy for the evaluation of micro-optical components and emitters [PDF]

open access: yes, 2004
We report on the application of confocal and multiphoton microscopic techniques for the evaluation of the latest generation of micro optical components.
Choi   +9 more
core   +1 more source

Association of Corticospinal Tract Asymmetry With Ambulatory Ability After Intracerebral Hemorrhage

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Ambulatory ability after intracerebral hemorrhage (ICH) is important to patients. We tested whether asymmetry between ipsi‐ and contra‐lesional corticospinal tracts (CSTs) assessed by diffusion tensor imaging (DTI) is associated with post‐ICH ambulation.
Yasmin N. Aziz   +25 more
wiley   +1 more source

Lab non destructive test to analyze the effect of corrosion on ground penetrating radar scans [PDF]

open access: yes, 2019
Corrosion is a significant damage in many reinforced concrete structures, mainly in coastal areas. The oxidation of embedded iron or steel elements degrades rebar, producing a porous layer not adhered to the metallic surface.
González Drigo, José Ramón   +3 more
core   +2 more sources

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