Ultrafast all-optical tuning of fano resonant halide perovskite nanoparticles

Risultato della ricerca: Contributo in libroContributo a conferenza

Abstract

A new paradigm for active nanophotonic structures and metadevices based on perovskites has recently emerged due to several unique features of these materials such as room-temperature exciton, tunable bandgap energy, and low-cost fabrication methods [1,2]. Progress towards future applications requiring dynamical control of the optical response will depend on our understanding of photoexcitations in these systems [3,4]. In this work, we report the first experimental observation of ultrafast all-optical modulation of Fano resonant halide perovskite nanoparticles (NP). Our measurements, corroborated by analytical and numerical models, show that the out-of-equilibrium dynamics of these systems can be thoroughly controlled by engineering the NP size.
Lingua originaleInglese
Titolo della pubblicazione ospite2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019
Pagine1
Numero di pagine1
DOI
Stato di pubblicazionePubblicato - 2019
Evento2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019 - Munich, Germany
Durata: 23 giu 201927 giu 2019

Convegno

Convegno2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019
CittàMunich, Germany
Periodo23/6/1927/6/19

Keywords

  • Optical interferometry , Nanoparticles , Ultrafast optics , Excitons , Optical pumping , Optical pulses , Photonic band gap

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