Experimental evidence for ultrashort-lived spin polarons in EuSe

We investigated the time evolution of the density of giant spin polarons in a magnetic semiconductor. Spin polarons (SPs) were photoexcited and observed using time-resolved Faraday rotation. We find the existence of two types of SPs, a short-lived spin polaron with a lifetime of around τsl = 0.5 ns...

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Bibliographic Details
Main Authors: S. C. P. van Kooten, A. B. Henriques
Format: Article
Language:English
Published: AIP Publishing LLC 2024-02-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/9.0000820