Results 1 to 10 of about 28,295 (284)

Emergence of the first XAFS/XRF beamline in the Middle East: providing studies of elements and their atomic/electronic structure in pluridisciplinary research fields

open access: yesJournal of Synchrotron Radiation, 2022
XAFS/XRF is a general-purpose absorption spectroscopy beamline at the Synchrotron-light for Experimental Science and Applications in the Middle East (SESAME), Jordan.
Messaoud Harfouche   +10 more
doaj   +2 more sources

Fastosh: a software for the treatment of XAFS datasets of environmental relevance or acquired in operando conditions [PDF]

open access: yesJournal of Synchrotron Radiation
Fastosh is a freeware dedicated to the treatment of X-ray absorption fine-structure (XAFS) spectroscopy data. The program features functions that are particularly suitable for geochemical and environmental applications and treatment of XAFS datasets ...
Gautier Landrot, Emiliano Fonda
doaj   +2 more sources

Can laboratory-based XAFS compete with XRD and Mössbauer spectroscopy as a tool for quantitative species analysis? Critical evaluation using the example of a natural iron ore. [PDF]

open access: yesPLoS ONE
While X-ray diffraction (XRD) is a commonly used method for quantification analysis using Rietveld refinement and quantitative Mössbauer spectroscopy is sporadically used primarily for iron speciation, laboratory X-ray Absorption Fine Structure ...
Sebastian Praetz   +11 more
doaj   +2 more sources

Design and application of an electrochemical cell for operando X-ray diffraction and absorption studies for electrocatalysts [PDF]

open access: yesJournal of Synchrotron Radiation
The development of advanced catalysts for various electrochemical reactions necessitates precise characterization of their structure and dynamic evolution.
Jiajun Chen   +7 more
doaj   +2 more sources

XAFS Data Interchange: A single spectrum XAFS data file format

open access: yesJournal of Physics: Conference Series, 2016
We propose a standard data format for the interchange of XAFS data. The XAFS Data Interchange (XDI) standard is meant to encapsulate a single spectrum of XAFS along with relevant metadata. XDI is a text-based format with a simple syntax which clearly delineates metadata from the data table in a way that is easily interpreted both by a computer and by a
Ravel, B., Newville, M.
openaire   +3 more sources

High-Speed X-Ray Imager ‘Hayaka’ and Its Application for Quick Imaging XAFS and in Coquendo 4DCT Observation [PDF]

open access: yesSensors
A lens-coupled high-speed X-ray camera, “Hayaka”, was developed for quick imaging of X-ray absorption fine structure (XAFS) and time-resolved high-speed computed tomography (CT) using synchrotron radiation (SR).
Akio Yoneyama   +5 more
doaj   +2 more sources

Visualization of four-dimensional X-ray absorption fine structure data using a virtual reality system [PDF]

open access: yesJournal of Synchrotron Radiation
X-ray spectromicroscopy is extensively utilized for nondestructive mapping of chemical states in materials. However, understanding and analyzing the geometric and topological aspects of such data pose challenges due to their representation in 4D space ...
Haruo Igarashi   +5 more
doaj   +2 more sources

In Situ XAFS, XRD, and DFT Characterization of the Sulfur Adsorption Sites on Cu and Ce Exchanged Y Zeolites

open access: yesJournal of Physical Chemistry C, 2022
Adsorptive desulfurization with Cu and Ce ion-exchanged Y zeolite (CuCeY) has proven to be an effective method for the removal of sulfur compounds from hydrocarbon fuels.
Henry J. Sokol   +4 more
semanticscholar   +1 more source

Assessing the prospect of XAFS experiments of metalloproteins under in vivo conditions at Indus-2 synchrotron facility, India

open access: yesJournal of Synchrotron Radiation, 2023
The feasibility of X-ray absorption fine-structure (XAFS) experiments of ultra-dilute metalloproteins under in vivo conditions (T = 300 K, pH = 7) at the BL-9 bending-magnet beamline (Indus-2) is reported, using as an example analogous synthetic Zn (0.1 ...
Debdutta Lahiri   +8 more
doaj   +1 more source

A new QEXAFS system on the general XAFS beamline at the Shanghai Synchrotron Radiation Facility

open access: yesJournal of Synchrotron Radiation, 2022
A new quick-scanning extended X-ray absorption fine-structure (QEXAFS) system for in situ studies has been developed and tested on the general XAFS beamline at the Shanghai Synchrotron Radiation Facility. In the new system, an analog-to-digital converter
Yongnian Zhou   +4 more
doaj   +1 more source

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