Polarized photoelectrons from converging vector waves

Autor: B Hafizi, D Younis, D F Gordon
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: New Journal of Physics, Vol 24, Iss 10, p 103029 (2022)
Druh dokumentu: article
ISSN: 1367-2630
DOI: 10.1088/1367-2630/ac9546
Popis: This paper investigates the spin characteristics of photoelectrons when hydrogen-like ions are centro-symmetrically irradiated with converging vector waves—a non-paraxial form of structured light. For a photon with given total angular momentum and third component thereof, photoelectrons with both helicities are obtained—in contrast to the fixed helicities produced by left- or right-circularly polarized light. The angular distribution of photoelectrons is broadly tunable through the radiation mode numbers, and opposite helicities can be extracted in synchronism.
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