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Published on: July 27, 2018
Transfer ionization in collisions with a fast highly charged ion.
1Max-Planck-Institut für Kernphysik, Saupfercheckweg 1, D-69117 Heidelberg, Germany.
Physical Review Letters
|August 13, 2013
Summary
Dynamic electron correlations in transfer ionization are significantly altered by highly charged ions. The ion
Area of Science:
- Atomic and Molecular Physics
- Quantum Mechanics
- Collision Physics
Background:
- Transfer ionization involves electron capture and emission during ion-atom collisions.
- Electron-electron correlations play a critical role in transfer ionization dynamics.
- Highly charged ions present unique strong-field effects in atomic collisions.
Purpose of the Study:
- To investigate the influence of a highly charged ion's strong field on transfer ionization.
- To analyze the impact on dynamic electron-electron correlations and electron emission patterns.
- To compare collision outcomes with highly charged ions versus low charged ions.
Main Methods:
- Theoretical modeling of fast ion-atom collisions.
- Analysis of electron emission momentum distributions.
- Focus on dynamic electron-electron correlations under strong ionic fields.
Main Results:
- The strong field of a highly charged ion profoundly affects correlated transfer ionization channels.
- Electron emission is significantly suppressed in directions perpendicular to the ion's motion.
- Electron emission is redirected to previously less populated regions of momentum space.
Conclusions:
- Highly charged ions dramatically alter electron emission patterns in transfer ionization.
- Dynamic electron correlations are strongly modulated by the projectile ion's field strength.
- This provides new insights into electron correlation effects in atomic collisions.
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