Results 21 to 30 of about 21,282 (312)

Spectromicroscopic Studies of Porous Silicon Oxide on Silicon Using Synchrotron Radiation

open access: yesКонденсированные 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   +6 more
doaj   +1 more source

Charge–discharge properties of LiMn2O4-group positive electrode active materials for lithium-ion batteries using high-throughput experimental screening and machine learning models

open access: yesScience and Technology of Advanced Materials: Methods, 2023
To improve the charge – discharge properties of an LiMn2O4 positive electrode active material for a lithium-ion battery, the effect of additive elements was investigated using high-throughput experiments and materials informatics techniques.
Shin Tajima   +2 more
doaj   +1 more source

SWIR XANES SPECTRA RAW.zip

open access: yes, 2023
Raw Fe-XANES spectra of SWIR melt inclusions and glasses
Yves Moussallam (16979781)
core   +1 more source

Micro-XANES by EPMA spectrometer

open access: yesJournal of Synchrotron Radiation, 1999
XANES (X-ray absorption near edge structure) spectrum of an area of a few tens of square micrometers of MgO is measured with an EPMA (electron probe X-ray microanalyzer) using a novel method -EXEFS (extended X-ray emission fine structure) method -proposed by the present authors.
J, Kawai   +3 more
openaire   +2 more sources

EXAFS and XANES analysis of oxides at the nanoscale [PDF]

open access: yesIUCrJ, 2014
Worldwide research activity at the nanoscale is triggering the appearance of new, and frequently surprising, materials properties in which the increasing importance of surface and interface effects plays a fundamental role. This opens further possibilities in the development of new multifunctional materials with tuned physical properties that do not ...
Alexei Kuzmin, Jesús Chaboy
openaire   +4 more sources

Parameters Influencing Sulfur Speciation in Environmental Samples Using Sulfur K-Edge X-Ray Absorption Near-Edge Structure

open access: yesJournal of Analytical Methods in Chemistry, 2012
This paper aims to enhance the credibility of applying the sulfur K-edge XANES spectroscopy as an innovative “fingerprint” for characterizing environmental samples.
Siwatt Pongpiachan   +6 more
doaj   +1 more source

Machine learning approaches for ELNES/XANES

open access: yesMicroscopy, 2020
Abstract Materials characterization is indispensable for materials development. In particular, spectroscopy provides atomic configuration, chemical bonding and vibrational information, which are crucial for understanding the mechanism underlying the functions of a material.
Teruyasu, Mizoguchi, Shin, Kiyohara
openaire   +2 more sources

Towards Blue Long-Lasting Luminescence of Eu/Nd-Doped Calcium-Aluminate Nanostructured Platelets via the Molten Salt Route

open access: yesNanomaterials, 2019
Calcia-alumina binary compounds doped with rare earths and some transition metals cations show persistent luminescence from the visible to the infrared range.
Rocío E. Rojas-Hernandez   +5 more
doaj   +1 more source

XANES study of structural disorder in amorphous silicon [PDF]

open access: yesJournal of Non-Crystalline Solids, 1990
An investigation of the structure of several amorphous silicon (a-Si) films is presented. Samples were prepared by using the ion beam sputtering technique at different substrate deposition temperatures. X-ray absorption spectroscopy and multiple scattering formalism have been used to detect structural variations of the a-Si films.
DI CICCO, Andrea   +6 more
openaire   +3 more sources

HIGH RESOLUTION EXAFS-XANES SPECTROMETER

open access: yesLe Journal de Physique Colloques, 1986
No abstract ...
BALERNA A   +4 more
openaire   +4 more sources

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