Results 31 to 40 of about 7,783,143 (244)

Introduction to X-Ray Absorption Spectroscopy

open access: yes, 2016
X-ray Absorption Spectroscopy (XAS) is a well-established analytical technique used extensively for the characterization of semiconductors in solid or liquid, crystalline or amorphous, bulk or nanoscale form.
Ridgway, Mark C, Schnohr, Claudia
core   +1 more source

Structural and Optical Studies of Magnesium Doped Zinc Oxide Thin Films [PDF]

open access: yesЖурнал нано- та електронної фізики, 2013
The paper describes the structural and optical properties of Magnesium doped Zinc Oxide (Mg  3.5 %, 6 %, 9 %, 12 % by weight) thin films prepared by pulsed laser deposition technique.
Arpana Agrawal   +2 more
doaj  

Application of X‐Ray Absorption Spectroscopy in Electrocatalytic Water Splitting and CO2 Reduction

open access: yesSmall Science, 2021
Renewable energy conversion and storage are crucial in aiding the worldwide efforts to replace fossil fuels and achieve carbon neutrality. In particular, electrocatalytic water splitting to obtain H2 and CO2 reduction to high‐value‐added fuels can lead ...
Bin Wang   +5 more
doaj   +1 more source

Hard x-ray photon-in-photon-out spectroscopy with lifetime resolution – of XAS, XES, RIXSS and HERFD

open access: yes, 2007
Spectroscopic techniques that aim to resolve the electronic configuration and local coordination of a central atom by detecting inner-shell radiative decays following photoexcitation using hard X-rays are presented.
van Bokhoven, J.A.   +8 more
core   +1 more source

X-ray absorption spectroscopy—a beginner’s guide

open access: yesJPhys Energy
X-ray absorption spectroscopy (XAS) has become a central tool for probing the local electronic and atomic structure of materials across physics, chemistry, and materials science, particularly under realistic operating conditions.
Marcus Fehse, Lorenzo Stievano
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Hole dynamics in a photovoltaic donor-acceptor couple revealed by simulated time-resolved X-ray absorption spectroscopy

open access: yesStructural Dynamics, 2019
Theoretical and experimental methodologies that can characterize electronic and nuclear dynamics, and the coupling between the two, are needed to understand photoinduced charge transfer in molecular building blocks used in organic photovoltaics.
Khadijeh Khalili   +5 more
doaj   +1 more source

Loss of IGF‐1R impairs DNA‐PKcs recruitment to chromatin leading to defective end‐joining

open access: yesMolecular Oncology, EarlyView.
IGF‐1R promotes radioresistance by facilitating DNA‐PKcs recruitment to chromatin, enabling non‐homologous end‐joining (NHEJ) repair of double‐strand breaks. Inhibition or loss of IGF‐1R disrupts this recruitment to damage sites, driving compensatory reliance on microhomology‐mediated end‐joining (MMEJ) repair.
Matthew O. Ellis   +3 more
wiley   +1 more source

Selenium Valence-to-Core X-ray Emission Spectroscopy and Kβ HERFD X-ray Absorption Spectroscopy as Complementary Probes of Chemical and Electronic Structure [PDF]

open access: yes, 2021
Selenium X-ray absorption spectroscopy (XAS) has found widespread use in investigations of Se-containing materials, geochemical processes, and biological active sites.
Justin T., Henthorn, Serena, DeBeer
core   +2 more sources

X-ray Absorption Spectroscopy

open access: yes, 2023
This chapter reviews recent progress in applications of X-ray absorption spectroscopy to the study of clays and clay minerals. Scanning transmission X-ray microscopy (STXM) has been shown to be a versatile tool, useful for the study of cation exchange in
Will Gates (13070694)
core   +2 more sources

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