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The common model to describe exciton-plasmon interaction phenomenologically is the coupled oscillator model. Originally developed for atomic systems rather than solid-state matter, this model treats both excitons and plasmons as single…

Mesoscale and Nanoscale Physics · Physics 2024-10-23 Lara Greten , Robert Salzwedel , Diana Schutsch , Andreas Knorr

Monolayers of transition metal dichalcogenides (TMDC) are direct-gap semiconductors with strong light-matter interactions featuring tightly bound excitons, while plasmonic crystals (PCs), consisting of metal nanoparticles that act as…

Mesoscale and Nanoscale Physics · Physics 2023-09-19 Lara Greten , Robert Salzwedel , Tobias Göde , David Greten , Stephanie Reich , Stephen Hughes , Malte Selig , Andreas Knorr

Hybrid systems of excitons strongly coupled to localized surface plasmons supported by metallic nanoparticles define a new approach to control light-matter interactions. Here, we report exciton-plasmon coupling in two-dimensional (2D)…

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

We investigate theoretically the effects of interaction between an optical dipole (semiconductor quantum dot or molecule) and metal nanoparticles. The calculated absorption spectra of hybrid structures demonstrate strong effects of…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Jie-Yun Yan , Wei Zhang , Suqing Duan , Xian-Geng Zhao , Alexander O. Govorov

We review the studies of a wide range of optical phenomena resulting from near-field coupling between excitons and localized surface plasmon-polaritons in hybrid nanostructures. Modern physical approaches and theoretical models reported…

Optics · Physics 2025-02-28 V. S. Lebedev , A. D. Kondorskiy

Recent experiments have demonstrated strong light-matter coupling between electromagnetic nanoresonators and pristine sheets of two-dimensional semiconductors, and it has been speculated whether these systems can enter the quantum regime…

Quantum Physics · Physics 2022-02-23 E. V. Denning , M. Wubs , N. Stenger , J. Mork , P. T. Kristensen

Van der Waals materials such as thin films of transition-metal dichalcogenides (TMDCs) manifest strongly bound exciton states in the visible spectrum at ambient conditions that provide an ideal platform for exciton-photon couplings.…

Optics · Physics 2025-07-15 Fatemeh Davoodi , Nahid Talebi

Strong exciton-plasmon interaction between the layered two-dimensional (2D) semiconductors and gap plasmons shows a great potential to implement cavity quantum-electrodynamics in ambient condition. However, achieving a robust…

Strong interactions between surface plasmons in ultra-compact nanocavities and excitons in two dimensional materials have attracted wide interests for its prospective realization of polariton devices at room temperature. Here, we propose a…

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

Within the Tamm-Dancoff approximation ab initio approaches describe excitons as packets of electron-hole pairs propagating only forward in time. However, we show that in nanoscale materials excitons and plasmons hybridize, creating…

Materials Science · Physics 2015-05-13 Myrta Grüning , Andrea Marini , Xavier Gonze

By using the real-space method, switching of a single plasmon interacting with a hybrid nanosystem composed of a semiconductor quantum dot (SQD) and a metallic nanoparticle (MNP) coupled to one-dimensional surface plasmonic waveguide is…

Mesoscale and Nanoscale Physics · Physics 2016-01-13 Myong-Chol Ko , Nam-Chol Kim , Zhong-Hua Hao , Li Zhou , Jian-Bo Li , Qu-Quan Wang

Exciton-polaritons provide a versatile platform for the study of a wide range of phenomena, including polariton lasers, topological polaritons, and bosonic condensation. Transition metal dichalcogenide monolayers host excitons with large…

Mesoscale and Nanoscale Physics · Physics 2026-05-15 Lukas Krelle , Lukas Husel , Kenji Watanabe , Takashi Taniguchi , Ismail Bilgin , Alexander Högele , Farsane Tabataba-Vakili

We study plasmon-exciton interaction by using topological singularities to spatially confine, selectively deliver, cotrap and optically probe colloidal semiconductor and plasmonic nanoparticles. The interaction is monitored in a single…

Mesoscale and Nanoscale Physics · Physics 2017-04-26 P. J. Ackerman , Haridas Mundoor , I. I. Smalyukh , Jao van de Lagemaat

We use the macroscopic quantum electrodynamics approach suitable for absorbing and dispersing media to study the properties and role of collective surface excitations --- excitons and plasmons --- in single-wall and double-wall carbon…

Mesoscale and Nanoscale Physics · Physics 2017-08-14 I. V. Bondarev , L. M. Woods , A. Popescu

Formation of dressed light-matter states in optical structures, manifested as Rabi splitting of the eigen energies of a coupled system, is one of the key effects in quantum optics. In pursuing this regime with semiconductors, light is…

Transport properties of a single plasmon interacting with a hybrid system composed of a semiconductor quantum dot (SQD) and a metal nanoparticle (MNP) coupled to one-dimensional surface plasmonic waveguide are investigated theoretically via…

Mesoscale and Nanoscale Physics · Physics 2016-11-23 Nam-Chol Kim , Myong-Chol Ko , Zhong-Hua Hao , Li Zhou , Jian-Bo Li , Qu-Quan Wang

Van der Waals materials and heterostructures manifesting strongly bound room temperature exciton states exhibit emergent physical phenomena and are of a great promise for optoelectronic applications. Here, we demonstrate that nanostructured…

Cavity-integrated transition metal dichalcogenide excitons have recently emerged as a promising platform to study strong light-matter interactions and related cavity quantum electrodynamics phenomena. While this exciton-cavity system is…

Applied Physics · Physics 2020-03-10 David Rosser , Taylor Fryett , Albert Ryou , Abhi Saxena , Arka Majumdar
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