Coherent Coupling of WS<sub>2</sub> Monolayers with
Metallic Photonic Nanostructures at Room Temperature
Shaojun Wang
Songlin Li
Thibault Chervy
Atef Shalabney
Stefano Azzini
Emanuele Orgiu
James A. Hutchison
Cyriaque Genet
Paolo Samorì
Thomas W. Ebbesen
10.1021/acs.nanolett.6b01475.s001
https://acs.figshare.com/articles/journal_contribution/Coherent_Coupling_of_WS_sub_2_sub_Monolayers_with_Metallic_Photonic_Nanostructures_at_Room_Temperature/3423325
Room temperature strong coupling
of WS<sub>2</sub> monolayer exciton transitions to metallic Fabry–Pérot
and plasmonic optical cavities is demonstrated. A Rabi splitting of
101 meV is observed for the Fabry–Pérot cavity. The
enhanced magnitude and visibility of WS<sub>2</sub> monolayer strong
coupling is attributed to the larger absorption coefficient, the narrower
line width of the <i>A</i> exciton transition, and greater
spin–orbit coupling. For WS<sub>2</sub> coupled to plasmonic
arrays, the Rabi splitting still reaches 60 meV despite the less favorable
coupling conditions, and displays interesting photoluminescence features.
The unambiguous signature of WS<sub>2</sub> monolayer strong coupling
in easily fabricated metallic resonators at room temperature suggests
many possibilities for combining light–matter hybridization
with spin and valleytronics.
2016-06-06 00:00:00
Metallic Photonic Nanostructures
plasmonic
Room Temperature Room temperature
WS 2 monolayer exciton transitions
cavity
Fabry
Rabi splitting
WS 2 Monolayers
WS 2 monolayer
meV