Results 41 to 50 of about 524,505 (250)

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

X-ray fluorescence spectroscopy from ions at charged vapor/water interfaces

open access: yes, 2009
X-ray fluorescence spectra from monovalent ions (Cs+) that accumulate from dilute solutions to form an ion-rich layer near a charged Langmuir monolayer are presented.
Bu, Wei, Vaknin, David
core   +1 more source

X-ray fluoresced high-Z (up to Z = 82) K-x-rays produced by LiNbO3 and LiTaO3 pyroelectric crystal electron accelerators [PDF]

open access: yes, 2003
High-energy bremsstrahlung and K X-rays were used to produce nearly background-free K X-ray spectra of up to 87 keV (Pb) via X-ray fluorescence. The fluorescing radiation was produced by electron accelerators, consisting of heated and cooled cylindrical ...
Gribkov S. P.   +5 more
core   +3 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

Identification and Characterization Different Type of Plastics Waste Using X-Ray Diffraction and X-Ray Fluorescence

open access: yesARO-The Scientific Journal of Koya University, 2021
In this study, different types of polymers in post-consumer plastics with pure plastics have been studied. High-density polyethylene (HDPE1, HDPE2), Polyvinyl chloride (PVC3, PVC4), Polyethylene terephthalate (PET5, PET6) and Polypropylenes (PP7, PP8 ...
Shawbo A. Abubaker   +2 more
doaj   +1 more source

Studying antibiotic–membrane interactions via X‐ray diffraction and fluorescence microscopy

open access: yesFEBS Open Bio, 2015
Antibiotic drug resistance is a serious issue for the treatment of bacterial infection. Understanding the resistance to antibiotics is a key issue for developing new drugs.
Yi-Ting Sun   +4 more
doaj   +1 more source

Determination of the copper layer thickness in spin valves by grazing incidence x-ray fluorescence [PDF]

open access: yes, 1998
We show that at the standard laboratory wavelength of CuKα the scattering factors of Cu and Ni(-0.8)Fe(-0.2) are identical, thereby making it impossible to distinguish the boundary of the Cu spacer layer in a Cdpermalloy spin valve structure from ...
Hase, T.P.A.   +4 more
core   +1 more source

Analysis of geometric factors for an X-ray fluorescence analyzer designed via the Monte Carlo method

open access: yesMATEC Web of Conferences, 2016
This paper presents a theoretical study on the design of an X-ray fluorescence (XRF) analyzer. The relative geometric positions of the analyzer’s source, detector and specimen are emphasized, which impacts the analyte’s characteristic X-ray fluorescence ...
Liu Hefan   +7 more
doaj   +1 more source

X-ray induced electronic structure change in CuIr$_2$S$_4$

open access: yes, 2011
The electronic structure of CuIr$_2$S$_4$ has been investigated using various bulk-sensitive x-ray spectroscopic methods near the Ir $L_3$-edge: resonant inelastic x-ray scattering (RIXS), x-ray absorption spectroscopy in the partial fluorescence yield ...
Casa, D.   +6 more
core   +1 more source

Self-transformation of solid CaCO3 microspheres into core-shell and hollow hierarchical structures revealed by coherent X-ray diffraction imaging

open access: yesIUCrJ, 2022
The self-transformation of solid microspheres into complex core-shell and hollow architectures cannot be explained by classical Ostwald ripening alone.
Thomas Beuvier   +6 more
doaj   +1 more source

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