Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms

The spin polarization of photoelectrons in two-color XUV + optical multiphoton ionization is theoretically considered using strong field approximation. We assume that both the XUV and the optical radiation are circularly polarized. It is shown that the spin polarization is basically determined by th...

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Main Authors: Nikolay M. Kabachnik, Irina P. Sazhina
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Atoms
Subjects:
Online Access:https://www.mdpi.com/2218-2004/10/2/66
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author Nikolay M. Kabachnik
Irina P. Sazhina
author_facet Nikolay M. Kabachnik
Irina P. Sazhina
author_sort Nikolay M. Kabachnik
collection DOAJ
description The spin polarization of photoelectrons in two-color XUV + optical multiphoton ionization is theoretically considered using strong field approximation. We assume that both the XUV and the optical radiation are circularly polarized. It is shown that the spin polarization is basically determined by the XUV photoabsorption and that the sidebands are spin polarized as well. Their polarization may be larger or smaller than that of the central photoelectron line depending on the helicity of the dressing field.
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spelling doaj.art-3a301c7a34224746b88be91b580cee042023-11-23T15:34:31ZengMDPI AGAtoms2218-20042022-06-011026610.3390/atoms10020066Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of AtomsNikolay M. Kabachnik0Irina P. Sazhina1Donostia International Physics Center, E-20018 Donostia-San Sebastian, SpainSkobeltsyn Institute of Nuclear Physics, Lomonosov Moscow State University, 119991 Moscow, RussiaThe spin polarization of photoelectrons in two-color XUV + optical multiphoton ionization is theoretically considered using strong field approximation. We assume that both the XUV and the optical radiation are circularly polarized. It is shown that the spin polarization is basically determined by the XUV photoabsorption and that the sidebands are spin polarized as well. Their polarization may be larger or smaller than that of the central photoelectron line depending on the helicity of the dressing field.https://www.mdpi.com/2218-2004/10/2/66multiphoton ionizationtwo-colorphotoelectronsspin polarizationfemtosecond pulsesxenon atom
spellingShingle Nikolay M. Kabachnik
Irina P. Sazhina
Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms
Atoms
multiphoton ionization
two-color
photoelectrons
spin polarization
femtosecond pulses
xenon atom
title Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms
title_full Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms
title_fullStr Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms
title_full_unstemmed Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms
title_short Spin Polarization of Electrons in Two-Color XUV + Optical Photoionization of Atoms
title_sort spin polarization of electrons in two color xuv optical photoionization of atoms
topic multiphoton ionization
two-color
photoelectrons
spin polarization
femtosecond pulses
xenon atom
url https://www.mdpi.com/2218-2004/10/2/66
work_keys_str_mv AT nikolaymkabachnik spinpolarizationofelectronsintwocolorxuvopticalphotoionizationofatoms
AT irinapsazhina spinpolarizationofelectronsintwocolorxuvopticalphotoionizationofatoms