Expanding nuclear physics horizons with the Gamma Factory

D Budker, JC Berengut, VV Flambaum… - Annalen der …, 2022 - Wiley Online Library
Abstract The Gamma Factory (GF) is an ambitious proposal, currently explored within the
CERN Physics Beyond Colliders program, for a source of photons with energies up to≈ 400 …

Breit interaction effect on dielectronic recombination of heavy ions

N Nakamura - Journal of Physics B: Atomic, Molecular and …, 2016 - iopscience.iop.org
Interaction of highly charged heavy ions with electrons is one of the most important atomic
processes in high temperature plasmas, including astrophysical plasmas such as solar …

Polarization measurement of dielectronic recombination transitions in highly charged krypton ions

C Shah, H Jörg, S Bernitt, S Dobrodey, R Steinbrügge… - Physical Review A, 2015 - APS
We report linear polarization measurements of x rays emitted due to dielectronic
recombination into highly charged krypton ions. The ions in the He-like through O-like …

X-ray spectra of the Fe-L complex-II. Atomic data constraints from the EBIT experiment and X-ray grating observations of Capella

L Gu, C Shah, J Mao, T Raassen, J De Plaa… - Astronomy & …, 2020 - aanda.org
The Hitomi results for the Perseus cluster have shown that accurate atomic models are
essential to the success of X-ray spectroscopic missions and just as important as the store of …

High-resolution laboratory measurements of K-shell X-ray line polarization and excitation cross sections in helium-like S XV ions

C Shah, N Hell, A Hubbard, MF Gu… - The Astrophysical …, 2021 - iopscience.iop.org
We report measurements of electron-impact excitation cross sections for the strong K-shell
n= 2→ 1 transitions in S xv, using the LLNL EBIT-I electron beam ion trap, two crystal …

Polarization of k-shell dielectronic recombination satellite lines of fe xix–xxv and its application for diagnostics of anisotropies of hot plasmas

C Shah, P Amaro, R Steinbrügge… - The Astrophysical …, 2018 - iopscience.iop.org
We present a systematic measurement of the X-ray emission asymmetries in the K-shell
dielectronic, trielectronic, and quadruelectronic recombination of free electrons into highly …

Strong higher-order resonant contributions to x-ray line polarization in hot plasmas

C Shah, P Amaro, R Steinbrügge, C Beilmann… - Physical Review E, 2016 - APS
We studied angular distributions of x rays emitted in resonant recombination of highly
charged iron and krypton ions, resolving dielectronic, trielectronic, and quadruelectronic …

Experimental determination of differential scattering coefficients for nickel by means of linearly polarized x-ray radiation

A Wählisch, M Wansleben, J Weser, C Stadelhoff… - Metrologia, 2023 - iopscience.iop.org
Performing an x-ray scattering analysis can underpin the quantitative description of a
sample of interest, for example, to complement an x-ray fluorescence analysis. However, the …

Validation of the Geant4 Monte Carlo package for X-ray fluorescence spectroscopy in triaxial geometry

P Amaro, JP Santos, A Samouco, R Adão… - … Acta Part B: Atomic …, 2017 - Elsevier
In this study, we investigated the potential of the Geant4 Monte Carlo simulation package for
retrieving accurate elemental concentrations from energy dispersive X-ray fluorescence …

[PDF][PDF] X-ray spectra of the Fe-L complex

L Gu, C Shah, J Mao, T Raassen… - Astronomy & …, 2020 - novaresearch.unl.pt
The Hitomi results for the Perseus cluster have shown that accurate atomic models are
essential to the success of X-ray spectroscopic missions and just as important as the store of …