Results 21 to 30 of about 487,781 (346)

Determination of chlorine in concretes by X ray fluorescence methods

open access: yesMateriales de Construccion, 1967
Not ...
J. L. Sagrera, B. Bacle
doaj   +1 more source

Chemical and Structural Analysis of Rocks Using X-ray Fluorescence and X-ray Diffraction Techniques

open access: yesARO-The Scientific Journal of Koya University, 2020
Rock examinations for mining and commercial use are a vital process to save money and time. A variety of methods and approaches have been used to analyze rocks and among them, X-ray fluorescence (XRF), and X-ray diffraction (XRD) techniques proved to be ...
Mohammed M. Sabri
doaj   +1 more source

Influence of compression on soil characterization by X ray fluorescence

open access: yesSemina: Ciências Exatas e Tecnológicas, 2018
The study of soil mineralogy has been highlighted in recent years, as well as the search for alternative analytical techniques for soil analysis. The classical methods for determination of total oxides in soil expose the analyst to chemical hazards and ...
Yasmin Vieira   +4 more
doaj   +1 more source

Speckle contrast of interfering fluorescence X-rays

open access: yesJournal of Synchrotron Radiation, 2023
With the development of X-ray free-electron lasers (XFELs), producing pulses of femtosecond durations comparable with the coherence times of X-ray fluorescence, it has become possible to observe intensity–intensity correlations due to the interference of
Fabian Trost   +14 more
doaj   +1 more source

The crucial contribution of X-ray fluorescence spectroscopy in medicine

open access: yesComptes Rendus. Chimie, 2021
This contribution tries to indicate to the clinician what kind of information can be investigated through X-ray fluorescence, what kind of information can be extracted from this spectroscopy and finally how it competes with other tools described in ...
Bazin, Dominique   +8 more
doaj   +1 more source

Self-absorption correction on 2D X-ray fluorescence maps. [PDF]

open access: yesSci Rep, 2023
X-ray fluorescence mapping (XRF) is a highly efficient and non-invasive technique for quantifying material composition with micro and nanoscale spatial resolutions.
Ge M, Yan H, Huang X, Chu YS.
europepmc   +2 more sources

Determined the Concentration Elements to Human Nail Using X- Ray Fluorescence Technique

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2020
Cancer constitutes a serious disease and a major health problem in worldwide, a lot of people were infected with this dangerous disease, Therefore, there must be attention to this disease through diagnosis and prevention there.
Jamal K. Al-saedi   +2 more
doaj   +1 more source

First online X‐ray fluorescence characterization of liquid‐liquid extraction in microfluidics

open access: yesNano Select, 2022
Liquid‐liquid extraction is a complex chemical purification process, which is associated with many thermodynamic and kinetic values. This makes its application in the recycling industry difficult, as it deals with waste streams that have highly variable ...
Ange A. Maurice   +7 more
doaj   +1 more source

Soft X-ray Microscopy Techniques for Medical and Biological Imaging at TwinMic—Elettra

open access: yesApplied Sciences, 2021
Progress in nanotechnology calls for material probing techniques of high sensitivity and resolution. Such techniques are also used for high-impact studies of nanoscale materials in medicine and biology.
Alessandra Gianoncelli   +7 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

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