Results 101 to 110 of about 70,449 (261)

Double-sided fresnel zone plates as high performance optics in X-ray microscopy [PDF]

open access: yes, 2015
X-ray microscopy describes a range of analytical techniques, specialized for the characterization of organic and inorganic samples using high energy photons.
Mohácsi, István
core   +1 more source

Effects of X-Ray Dose On Rhizosphere Studies Using X-Ray Computed Tomography.

open access: yesPLoS ONE, 2013
X-ray Computed Tomography (CT) is a non-destructive imaging technique originally designed for diagnostic medicine, which was adopted for rhizosphere and soil science applications in the early 1980s.
Susan Zappala   +7 more
doaj   +1 more source

Single Photon Counting X Ray Micro Imaging of Biological Samples

open access: yes, 2009
In this thesis, performed in the framework of the interdisciplinary research of the Italian National Institute of Physics (INFN) and within a collaboration with Prof. S.
Frallicciardi, Paola Maria
core  

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Maximizing temperature sensitivity in a one-dimensional photonic crystal thermal sensor

open access: yesScientific Reports
This paper focuses on a defective one-dimensional photonic crystal thermal sensor with fabricated layers of gallium nitride, glycerin, and air. The transmission features of this sensor have been presented based on the transfer matrix approach using ...
Manal A. Maher   +3 more
doaj   +1 more source

X-Ray Luminescence and X-Ray Fluorescence Computed Tomography: New Molecular Imaging Modalities

open access: yesIEEE Access, 2014
X-ray luminescence and X-ray fluorescence computed tomography (CT) are two emerging technologies in X-ray imaging that provide functional and molecular imaging capability. Both emission-type tomographic imaging modalities use external X-rays to stimulate
Moiz Ahmad   +3 more
doaj   +1 more source

The effectiveness and cost-effectiveness of computed tomography screening for coronary artery disease : systematic review [PDF]

open access: yes, 2006
Coronary heart disease (CHD) is one of the main causes of mortality and morbidity in the UK and other Western countries. The disease can be asymptomatic until the first event, which may be a fatal myocardial infarction (heart attack).
Black, C. (Corrinda)   +11 more
core   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Plant structure visualization by high-resolution X-ray computed tomography

open access: yes, 2010
New developments in high-resolution X-ray computed tomography (HRXCT) are promising for the broader application of this non-destructive imaging method in plant sciences.
Denis Van Loo   +9 more
core   +1 more source

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