Results 11 to 20 of about 25,467 (256)

Ni Bulk XANES

, 2022
Bulk Ni XANES of BA3A rock powders collected on SSRL BL 11-
Eric T Ellison
core   +8 more sources

Synchrotron-Based Nano-XANES Reveals Intracellular Heterogeneity of Iron Species in Magnetotactic Bacteria [PDF]

, 2021
This report demonstrates how scanning X-ray fluorescence microscopy (SXFM) and nanoscale X-ray absorption near-edge structure (nano-XANES) can spatially and chemically identify intracellular iron species at the single-cell level, creating an opportunity ...
Yeseul, Park, René, Uebe, Damien, Faivre, Daniel M, Chevrier, Elisa, Cerdá-Doñate, Miguel, Gomez-Gonzalez, Fernando, Cacho-Nerin   +6 more
core   +1 more source

Integrated Experimental and Computational K-edge XANES Analysis of Vanadium Catalysts [PDF]

, 2022
X-ray Absorption Near-Edge Structure (XANES) spectroscopy is a powerful tool to reveal key structural and electronic features of isolated catalytic sites, yet insights into molecular structure and more detailed orbital analysis through a combination of ...
A. Jeremy, Kropf, Cristina, Hernandez-Prieto, David M., Kaphan, Mehrafshan G., Jafari, Cong, Liu, Daniel J., Mindiola, Pavel, Zatsepin, Massimiliano, Delferro, Zheng, Lu, Prajay, Patel   +9 more
core   +2 more sources

Manifold Projection Image Segmentation for Nano-XANES Imaging [PDF]

, 2023
As spectral imaging techniques are becoming more prominent in science, advanced image segmentation algorithms are required to identify appropriate domains in these images.
Samantha, Tetef, Yong, Chu, Maria, Chan, Ajith, Pattammattel, Gerald, Seidler   +4 more
core   +1 more source

Accelerating Nano-XANES Imaging via Feature Selection [PDF]

, 2023
We investigate feature selection algorithms to reduce experimental time of nanoscale imaging via X-ray Absorption Fine Structure spectroscopy (nano-XANES imaging).
Samantha, Tetef, Yong, Chu, Maria, Chan, Ajith, Pattammattel, Gerald, Seidler   +4 more
core   +2 more sources

Titanium substitution mechanisms in forsterite [PDF]

, 2007
Ti K-edge X-ray absorption near edge structure (XANES) and extended X-ray absorption fine structure (EXAFS) spectra, together with atomic scale calculations, indicate that Ti occupies the Si site in anhydrous forsterite.
Herman, J., Walker, Andrew M., Hermann, Joerg, Walker, A., Gale, Julian D., Walker, A. M., Gale, J. D., Foran, Garry J, Berry, A. J., Berry, AJ, Foran, Garry J., Hermann, J, Foran, G., Hermann, J., Foran, G. J., O'Neill, HStC, Walker, AM, Foran, GJ, O'Neill, Hugh, Berry, A., Gale, Julian, Berry, Andrew John, Gale, Julian D, Walker, Andrew, Berry, Andrew J., O'Neill, Hugh St.C., O'Neil, H., Hermann, Jörg, O'Neill, HSt.C, Gale, JD, O'Neill, H. S.   +30 more
core   +2 more sources

Pressure-induced coordination change of Ti in silicate glass: a XANES study [PDF]

, 1993
The effect of pressure on titanium coordination in glasses, with composition K2TiSi4O11, quenched isobarically from liquids equilibrated at high pressure (5, 10, 15, 20, 25, 30 kbar respectively) and T=1600° C has been investigated by X-ray absorption ...
DINGWELL D. B, C. Romano, A. Mottana, Dingwell, Donald B., E. Paris, Seifert, Friedrich, Mottana, Annibale, Romano, Claudia, PARIS E, Paris, Eleonora, D. B. Dingwell, SEIFERT F. A, F. A. Seifert   +12 more
core   +1 more source

HERMES – a GUI-based software tool for pre-processing of X-ray absorption spectroscopy data from laboratory Rowland circle spectrometers

Journal of Synchrotron Radiation, 2022
HERMES, a graphical user interface software tool, is presented, for pre-processing X-ray absorption spectroscopy (XAS) data from laboratory Rowland circle spectrometers, to meet the data handling needs of a growing community of practice.
Marco E. Seddon-Ferretti, Lucy M. Mottram, Martin C. Stennett, Claire L. Corkhill, Neil C. Hyatt   +4 more
doaj   +1 more source

Pb speciation and elemental distribution in leeks by micro X-ray fluorescence and X-ray absorption near-edge structure

Journal of Synchrotron Radiation, 2023
Vegetables are crucial to a human diet as they supply the body with essential vitamins, minerals, etc. Heavy metals that accumulate in plants consequently enter the food chain and endanger people's health.
Jianling Sun, Yongqiang Yang, Liqiang Luo   +2 more
doaj   +1 more source

Spectromicroscopic Studies of Porous Silicon Oxide on Silicon Using Synchrotron Radiation

Конденсированные среды и межфазные границы, 2020
This work is dedicated to microscopic synchrotron studies of the morphology, atomic, and electronic structure of an array of submicron-sized pores in a SiO2 layer on silicon formed with the use of ion-track technology in combination with chemical etching
Elena V. Parinova, Dmitry Marchenko, Aleksander K. Fedotov, Dmitry A. Koyuda, Julia A. Fedotova, Ruslan Ovsyanniko, Sergey Yu. Turishchev   +6 more
doaj   +1 more source