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Optical nonlinearity goes ultrafast in 2D semiconductor-based nanocavities
Armando Genco1, Giulio Cerullo2
1Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, 20133, Milano, Italy.
Light, Science & Applications
|May 6, 2022
Abstract:
Hybrid systems of silver nanodisks strongly coupled to monolayer tungsten-disulfide (WS2) show giant room-temperature nonlinearity due to their deeply sub-wavelength localized nature, resulting in ultrafast modifications of nonlinear absorption in a solid-state system.
