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We have achieved a significant experimental Rabi-splitting (3.4 meV) for confined polaritons in a planar semiconductor $\lambda$ microcavity for only a single quantum well (SQW) of GaAs (10 nm) placed at the antinode. The Rabi-splitting…

Mesoscale and Nanoscale Physics · Physics 2014-07-10 E. A. Cotta , P. M. S. Roma

The strong-coupling of an excitonic transition with an electromagnetic mode results in composite quasi-particles called exciton-polaritons, which have been shown to combine the best properties of their bare components in semiconductor…

We investigate the demonstration and quantification of the strong coupling between excitons and guided photons in a GaN slab waveguide. The dispersions of waveguide polaritons are measured from T=6~K to 300~K through gratings. They are…

Semiconductor nanoparticles and nanostructures in the strong coupling regime exhibit an intriguing energy scale in the optical frequencies, which is specified by the Rabi splitting between the upper and lower exciton-polariton states.…

Optics · Physics 2019-11-19 Burak Gerislioglu , Arash Ahmadivand

Two-dimensional (2D) semiconducting microcavity, where exciton-polaritons can be formed, constitues a promising setup for exploring and manipulating various regimes of light-matter interaction. Here, the coupling between 2D excitons and…

Materials Science · Physics 2021-09-08 Dino Novko , Vito Despoja

We theoretically demonstrate the coupling between excitons in 2D semiconductors and surface plasmons in a thin metal film by means of a surface acoustic wave (SAW), proving that the generated exciton-plasmon polaritons (or plexcitons) are…

Mesoscale and Nanoscale Physics · Physics 2021-07-30 Rajveer Fandan , Jorge Pedrós , Fernando Calle

The two-dimensional transition-metal dichalcogenides (2D TMDCs) are an intriguing platform for studying light-matter interactions because they combine the electronic properties of conventional semiconductors with the optical resonances…

Mesoscale and Nanoscale Physics · Physics 2022-05-02 Aaron H. Rose , Taylor J. Aubry , Hanyu Zhang , Jao van de Lagemaat

The strong coupling regime is observed in a system of two-dimensional electrons whose cyclotron motion is coupled to an electro-magnetic mode in a Fabry-Perot cavity resonator. The Rabi splitting of eigenfrequencies of coupled motion is…

Mesoscale and Nanoscale Physics · Physics 2016-07-28 L. V. Abdurakhimov , R. Yamashiro , A. O. Badrutdinov , D. Konstantinov

Manipulating strong light-matter interaction in semiconductor microcavities is crucial for developing high-performance exciton polariton devices with great potentials in next-generation all-solid state quantum technologies. In this work, we…

Mesoscale and Nanoscale Physics · Physics 2018-08-01 Qiuyu Shang , Shuai Zhang , Jie Chen , Pengfei Yang , Wei Li , Yanfeng Zhang , Qihua Xiong , Xinfeng Liu , Qing Zhang

We photo-excite slab polymer waveguides doped with J-aggregating dye molecules and measure the leaky emission from strongly coupled waveguide exciton polariton modes at room temperature. We show that the momentum of the waveguide exciton…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Tal Ellenbogen , Kenneth B. Crozier

Exciton-polaritons in semiconductor microcavities generate fascinating effects such as long-range spatial coherence and Bose-Einstein Condensation (BEC), which are attractive for their potential use in low threshold lasers, vortices and…

Mesoscale and Nanoscale Physics · Physics 2017-09-27 Shuai Zhang , Qiuyu Shang , Wenna Du , Jia Shi , Yang Mi , Jie Chen , Zhiyong Wu , Yuanzheng Li , Mei Liu , Qing Zhang , Xinfeng Liu

We present an experimental demonstration of strong coupling between a surface plasmon propagating on a planar silver substrate, and the lowest excited state of CdSe nanocrystals. Variable-angle spectroscopic ellipsometry measurements…

Materials Science · Physics 2009-12-16 D. E. Gómez , K. C. Vernon , T. J. Davis , T. L. Nguyen , P. Mulvaney

We study strong coupling between plasmons in monolayer charge-doped graphene and excitons in a narrow gap semiconductor quantum well separated from graphene by a potential barrier. We show that the Coulomb interaction between excitons and…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Kirill A. Velizhanin , Tigran. V. Shahbazyan

Strong coupling of two-dimensional semiconductor excitons with plasmonic resonators enables control of light-matter interaction at the subwavelength scale. Here we develop strong coupling in plasmonic nano-gap resonators that allow…

In this review we look at the concepts and state-of-the-art concerning the strong coupling of surface plasmon-polariton modes to states associated with quantum emitters such as excitons in J-aggregates, dye molecules and quantum dots. We…

Optics · Physics 2015-01-19 P. Törmä , W. L. Barnes

Two dimensional (2D) semiconductor materials of transition-metal dichalcogenides (TMDCs) manifest many peculiar physical phenomena in the light-matter interaction. Due to their ultrathin property, strong interaction with light and the…

We simulate the near-field effects of strong coupling between molecular excitons and localized surface plasmons, supported by aluminum nanodisks. The simulations are done using a simple model of a two-level system, implemented in a…

Mesoscale and Nanoscale Physics · Physics 2020-01-29 Nadav Fain , Tal Ellenbogen , Tal Schwartz

Two-dimensional van der Waals (vdW) magnetic semiconductors CrSBr offer an ideal platform to achieve exciton-polaritons correlated with magnetic orders for developing solid-state quantum, spintronic, and photonic devices. However, for the…

Exciton-polaritons in semiconductors are quasi-particles which have recently shown the capability to undergo phase transition into a coherent hybrid state of light and matter. The observation of such quasi-particles in organic microcavities…

Strong light-matter coupling in optical waveguides provides a versatile platform for engineering hybrid polaritonic modes and their dispersion. Here we investigate multimode exciton-photon coupling in visible semiconductor waveguides…

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