We use the circularly polarized resonant Rayleigh scattering (RRS) to study the quantum Hall ferromagnet at ν = 1. At this filling factor, we observe a right-handed copolarized RRS which probes the Skyrmion spin texture of the electrons in the photoexcited ground states. The resonant scattering is not present in the left-handed copolarization, and this can be related to the correlation between Skymionic effects, screening, and spin wave excitations. These results evidence that RRS is a valid method for the study of the spin texture of the quantum Hall states.

Circularly Polarized Resonant Rayleigh Scattering and Skyrmions in the ν = 1 Quantum Hall Ferromagnet

BELLANI, VITTORIO;ROSSELLA, FRANCESCO;
2011-01-01

Abstract

We use the circularly polarized resonant Rayleigh scattering (RRS) to study the quantum Hall ferromagnet at ν = 1. At this filling factor, we observe a right-handed copolarized RRS which probes the Skyrmion spin texture of the electrons in the photoexcited ground states. The resonant scattering is not present in the left-handed copolarization, and this can be related to the correlation between Skymionic effects, screening, and spin wave excitations. These results evidence that RRS is a valid method for the study of the spin texture of the quantum Hall states.
2011
The Physics category includes resources of a broad, general nature that contain materials from all areas of physics, The category also includes resources specifically concerned with the following physics sub-fields: mathematical physics, particle and nuclear physics, physics of fluids and plasmas, quantum physics, and theoretical physics.
Esperti anonimi
Inglese
Internazionale
STAMPA
83
193307-1
193307-4
4
Physical Review B is the largest and most comprehensive international journal specializing in condensed matter and materials physics, publishing important papers on a wide range of topics.
Skyrmions; Rayleigh scattering; Quantum Hall regime
http://link.aps.org/doi/10.1103/PhysRevB.83.193307
7
info:eu-repo/semantics/article
262
Bellani, Vittorio; Rossella, Francesco; M., Amado; E., Diez; K., Kowalik; G., Biasiol; L., Sorba
1 Contributo su Rivista::1.1 Articolo in rivista
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11571/273505
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