The RATIP program for relativistic calculations of atomic transition, ionization and recombination properties
S Fritzsche - Computer Physics Communications, 2012 - Elsevier
During the past decade, the Ratip program has been developed to calculate the electronic
structure and properties of atoms and ions. This code, which is now organized as a suite of …
structure and properties of atoms and ions. This code, which is now organized as a suite of …
Control of the polarization of a vacuum-ultraviolet, high-gain, free-electron laser
E Allaria, B Diviacco, C Callegari, P Finetti, B Mahieu… - Physical Review X, 2014 - APS
The two single-pass, externally seeded free-electron lasers (FELs) of the FERMI user facility
are designed around Apple-II-type undulators that can operate at arbitrary polarization in the …
are designed around Apple-II-type undulators that can operate at arbitrary polarization in the …
X-ray quantum optics
Quantum optics with X-rays has long been a somewhat exotic activity, but it is now rapidly
becoming relevant as precision x-ray optics and novel X-ray light sources, and high-intensity …
becoming relevant as precision x-ray optics and novel X-ray light sources, and high-intensity …
[HTML][HTML] A fresh computational approach to atomic structures, processes and cascades
S Fritzsche - Computer Physics Communications, 2019 - Elsevier
Electronic structure computations of atoms and ions have a long tradition in physics with
applications in basic research, spectroscopy, life sciences and technology. Various …
applications in basic research, spectroscopy, life sciences and technology. Various …
Many-electron dynamics of atomic processes studied by photon-induced fluorescence spectroscopy
VL Sukhorukov, ID Petrov, BM Lagutin, A Ehresmann… - Physics Reports, 2019 - Elsevier
The progress and the chronology in understanding the influence of electron correlations on
the electronic structure of atoms and the dynamics of atomic processes is reviewed focusing …
the electronic structure of atoms and the dynamics of atomic processes is reviewed focusing …
[HTML][HTML] Electronic structure theory of the superheavy elements
High-accuracy calculations of atomic properties of the superheavy elements (SHE) up to
element 122 are reviewed. The properties discussed include ionization potentials, electron …
element 122 are reviewed. The properties discussed include ionization potentials, electron …
Atomic cascade computations
Atomic cascades are ubiquitous in nature and they have been explored within very different
scenarios, from precision measurements to the modeling of astrophysical spectra, and up to …
scenarios, from precision measurements to the modeling of astrophysical spectra, and up to …
Determining the polarization state of an extreme ultraviolet free-electron laser beam using atomic circular dichroism
Ultrafast extreme ultraviolet and X-ray free-electron lasers are set to revolutionize many
domains such as bio-photonics and materials science, in a manner similar to optical lasers …
domains such as bio-photonics and materials science, in a manner similar to optical lasers …
Angular and polarization properties of characteristic x-ray radiation following inner-shell photoionization of high- atoms
ZW Wu, W Liu, S Fritzsche - Physical Review A, 2023 - APS
Inner-shell 2 p 3/2 photoionization of high-Z neutral atoms by linearly polarized light and
subsequent L α 1 (3 d 5/2→ 2 p 3/2), L α 2 (3 d 3/2→ 2 p 3/2), and L ℓ (3 s 1/2→ 2 p 3/2) …
subsequent L α 1 (3 d 5/2→ 2 p 3/2), L α 2 (3 d 3/2→ 2 p 3/2), and L ℓ (3 s 1/2→ 2 p 3/2) …
Angular distributions and angular correlations in sequential two-photon double ionization of atoms
S Fritzsche, AN Grum-Grzhimailo… - Journal of Physics B …, 2008 - iopscience.iop.org
A general expression for the angular correlation function of the two emitted photoelectrons in
sequential two-photon double ionization of atoms is derived and discussed. The expression …
sequential two-photon double ionization of atoms is derived and discussed. The expression …