Symmetries and Selection Rules of the Spectra of Photoelectrons and High-Order Harmonics Generated by Field-Driven Atoms and Molecules
Abstract
:1. Introduction
2. Theory
2.1. HHG Theory
2.2. HATI Theory
2.3. Laser Fields and Dynamical Symmetries
3. Selection Rules for HHG
3.1. Derivation of the Selection Rules
3.2. Illustration of the Selection Rules
4. Symmetry Properties of the Photoelectron Momentum Distribution
4.1. Symmetries of the Direct and Rescattered Photoelectron Momentum Spectra
4.2. Symmetries of the Direct Photoelectron Momentum Spectra
4.3. Influence of the Molecular Symmetry on the Photoelectron Momentum Distribution
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
Appendix A. Symmetries of the Exact Ionization Amplitudes
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Habibović, D.; Becker, W.; Milošević, D.B. Symmetries and Selection Rules of the Spectra of Photoelectrons and High-Order Harmonics Generated by Field-Driven Atoms and Molecules. Symmetry 2021, 13, 1566. https://doi.org/10.3390/sym13091566
Habibović D, Becker W, Milošević DB. Symmetries and Selection Rules of the Spectra of Photoelectrons and High-Order Harmonics Generated by Field-Driven Atoms and Molecules. Symmetry. 2021; 13(9):1566. https://doi.org/10.3390/sym13091566
Chicago/Turabian StyleHabibović, Dino, Wilhelm Becker, and Dejan B. Milošević. 2021. "Symmetries and Selection Rules of the Spectra of Photoelectrons and High-Order Harmonics Generated by Field-Driven Atoms and Molecules" Symmetry 13, no. 9: 1566. https://doi.org/10.3390/sym13091566