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Interaction of atomic systems with X-ray free-electron lasers
M A Kornberg1, A L Godunov, S Itza-Ortiz
1Max-Planck-Institut für Physik Komplexer Systeme, Nöthnitzer Strasse 38, D-01187 Dresden, Germany.
Journal of Synchrotron Radiation
|August 30, 2002
Summary
New X-ray free-electron laser (XFEL) facilities will enable advanced physics research. Studies focus on atomic physics interactions with intense X-ray pulses, including rare-gas atom analysis.
Area of Science:
- Atomic physics
- Quantum optics
- Materials science
Background:
- The development of fourth-generation synchrotron sources, specifically X-ray free-electron lasers (XFELs), promises unprecedented research capabilities.
- XFELs at DESY and SLAC will deliver intense X-ray pulses with wavelengths down to 1 Angstrom.
Purpose of the Study:
- To outline potential applications of XFELs in atomic physics research.
- To analyze key phenomena occurring under intense X-ray irradiation, such as strong photon-field effects and multiple ionization.
- To investigate the formation of hollow atoms and their properties.
Main Methods:
- Theoretical analysis of atomic interactions with intense, short X-ray pulses.
- Numerical simulations to estimate interaction dynamics.
- Focus on rare-gas atoms as model systems.
Main Results:
- Identification of critical intensity thresholds for nonlinear phenomena.
- Prediction of significant multiple ionization and hollow-atom yields.
- Quantitative estimates for rare-gas atom ionization dynamics.
Conclusions:
- XFELs offer unique opportunities to probe fundamental atomic physics processes.
- Understanding these interactions is crucial for maximizing the scientific output of new XFEL facilities.
- The study provides a framework for experimental investigations at these advanced light sources.