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Enhancing spin polarization using ultrafast angular streaking

Publication at Faculty of Mathematics and Physics |
2021

Abstract

Through solution of the multielectron, semirelativistic, time-dependent Schrodinger equation, we show that angular streaking produces strongly spin-polarized electrons in a noble gas. The degree of spin polarization increases with the Keldysh parameter, so that angular streaking-ordinarily applied to investigate tunnelingmay be repurposed to generate strongly spin-polarized electron bunches.

Additionally, we explore modifications of the angular streaking scheme that also enhance spin polarization.