Femtosecond dynamics of a spaser and unidirectional emission from a perfectly spherical nanoparticle

Gongora, Juan Sebastian Totero; Miroshnichenko, Andrey E.; Kivshar, Yuri S.; Fratalocchi, Andrea

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Femtosecond dynamics of a spaser and unidirectional emission from a perfectly spherical nanoparticle

Date

2015-05-04

Authors

Gongora, Juan Sebastian Totero

Miroshnichenko, Andrey E.

Kivshar, Yuri S.

Fratalocchi, Andrea

Abstract

We investigate the femtosecond dynamics of the spaser emission by combining ab-initio simulations and thermodynamic analysis. Interestingly, the emission is characterized by rotational evolution, opening to the generation of unidirectional emission from perfectly spherical nanoparticles.