In-plane and out-of-plane investigation of resonant tunneling polaritons in metal–dielectric–metal cavities

A Patra, V Caligiuri, B Zappone, R Krahne… - Nano Letters, 2023 - ACS Publications
Polaritons can be generated by tuning the optical transitions of a light emitter to the
resonances of a photonic cavity. We show that a dye-doped cavity generates resonant …

Unlocking Optical Coupling Tunability in Epsilon‐Near‐Zero Metamaterials Through Liquid Crystal Nanocavities

GE Lio, A Ferraro, B Zappone, J Parka… - Advanced Optical …, 2024 - Wiley Online Library
Abstract Epsilon‐near‐zero (ENZ) metamaterials represent a powerful toolkit for selectively
transmitting and localizing light through cavity resonances, enabling the study of …

Experimental observation of strong light-matter coupling in ZnO microcavities: Influence of large excitonic absorption

F Médard, J Zúñiga-Pérez, P Disseix, M Mihailovic… - Physical Review B …, 2009 - APS
We present experimental observation of the strong light-matter coupling regime in ZnO bulk
microcavities grown on silicon. Angle-resolved reflectivity measurements, corroborated by …

Strong Coupling of Exciton-Polaritons in a Bulk Planar Waveguide: Quantifying the Coupling Strength

C Brimont, L Doyennette, G Kreyder, F Réveret… - Physical Review …, 2020 - APS
We investigate the demonstration and quantification of the strong coupling between excitons
and guided photons in a Ga N slab waveguide. The dispersions of waveguide polaritons are …

Relaxation and emission of Bragg-mode and cavity-mode polaritons in a ZnO microcavity at room temperature

S Faure, C Brimont, T Guillet, T Bretagnon, B Gil… - Applied Physics …, 2009 - pubs.aip.org
The strong coupling regime in a ZnO microcavity is investigated through room temperature
photoluminescence and reflectivity experiments. The simultaneous strong coupling of …

Polariton condensation phase diagram in wide-band-gap planar microcavities: GaN versus ZnO

O Jamadi, F Réveret, E Mallet, P Disseix, F Médard… - Physical Review B, 2016 - APS
The polariton condensation phase diagram is compared in GaN and ZnO microcavities
grown on mesa-patterned silicon substrate. Owing to a common platform, these …

Room-temperature observation of trapped exciton-polariton emission in GaN/AlGaN microcavities with air-gap/III-nitride distributed Bragg reflectors

R Tao, K Kamide, M Arita, S Kako, Y Arakawa - Acs Photonics, 2016 - ACS Publications
We demonstrate trapped exciton-polariton emission at room temperature from nonpolar
GaN/AlGaN cavities sandwiched between air/AlGaN distributed Bragg reflectors. Nanoscale …

Strong coupling in non-polar GaN/AlGaN microcavities with air-gap/III-nitride distributed Bragg reflectors

R Tao, M Arita, S Kako, K Kamide… - Applied Physics Letters, 2015 - pubs.aip.org
Strong coupling between excitons and photons is experimentally demonstrated in m-plane
GaN/AlGaN microcavities (MCs) with air/AlGaN distributed Bragg reflectors (DBRs) at room …

A near-resonant excitation strategy to achieve ultra-low threshold GaN polariton lasing

J Yang, R Tao, Z Huang, D Li, X Rong, Z Chu, Q Liu… - Optics Letters, 2024 - opg.optica.org
A near-resonant excitation strategy is proposed and implemented in a 4-µm-thick GaN
microcavity to realize an exciton–polariton condensate/lasing with low threshold. Strong …

High reflectance dielectric distributed Bragg reflectors for near ultra-violet planar microcavities: SiO2/HfO2 versus SiO2/SiNx

F Réveret, L Bignet, W Zhigang, X Lafosse… - Journal of Applied …, 2016 - pubs.aip.org
SiO 2/SiN x and SiO 2/HfO 2 distributed Bragg reflectors for the ultra-violet (λ= 360 nm–380
nm) are compared through their structural and optical properties. The SiO 2/HfO 2 system …