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Related papers: Exciton-Plasmon Coupling in 2D Semiconductors by S…

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The ultrafast formation of strongly bound excitons in two-dimensional semiconductors provide a rich platform for studying fundamental physics as well as developing novel optoelectronic technologies. While extensive research has explored the…

Polaritons can provide strong optical field enhancement allowing to boost light-matter interaction. Here, we experimentally observe enhancement of mid-infrared second-harmonic generation (SHG) using grating-coupled surface phonon polaritons…

The basis of low-temperature superconductivity has been set to be the pair formation of electrons, due to their effective attraction. The appearance of an effective attraction potential has also been predicted for electron-electron…

Mesoscale and Nanoscale Physics · Physics 2014-06-10 Norbert Kroo , Peter Racz , Sandor Varro

Coupling single photon emitters to surface plasmons provides a versatile ground for on chip quantum photonics. However, achieving good coupling efficiency requires precise alignment of both the position and dipole orientation of the emitter…

Excitons and their complexes govern optical-related behaviors in semiconductors. Here, using angle-resolved photoemission spectroscopy (ARPES), we have elucidated the light-matter interaction mediated by quasi-steady excitonic complexes…

Strongly Correlated Electrons · Physics 2025-12-03 Shangkun Mo , Hao Zhong , Keming Zhao , Yunfei Bai , Dingkun Qin , Chunlong Wu , Qiang Wan , Renzhe Li , Cao Peng , Xingzhe Wang , Enting Li , Sheng Meng , Nan Xu

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

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

Metasurfaces enable flat optical elements by leveraging optical resonances in metallic or dielectric nanoparticles to obtain accurate control over the amplitude and phase of the scattered light. While highly efficient, these resonances are…

Optics · Physics 2022-09-07 Jason Lynch , Ludovica Guarneri , Deep Jariwala , Jorik van de Groep

Polaritons are compositional light-matter quasiparticles that have recently enabled remarkable breakthroughs in quantum and nonlinear optics, as well as in material science. Despite the enormous progress, however, a direct nanometer-scale…

We theoretically investigate the spontaneous emission process of an optical, dipolar emitter in metal-dielectric-metal slab and slot waveguide structures. We find that both structures exhibit strong off-resonant emission enhancements due to…

Optics · Physics 2009-11-13 Y. C. Jun , R. D. Kekapture , J. S. White , M. L. Brongersma

Surface acoustic waves (SAWs) traveling on the surface of a piezoelectric crystal can, through the magnetoelastic interaction, excite traveling spin-wave resonance in a magnetic film deposited on the substrate. This spin-wave resonance in…

Materials Science · Physics 2016-09-29 Praveen G. Gowtham , Dominic Labanowski , Sayeef Salahuddin

The coupled non-radiative excitations of the electromagnetic field and phasons in films with a quasi one-dimensional charge density wave (CDW) are evaluated for P--polarization and CDW conducting axis inside the film. The prominent features…

Condensed Matter · Physics 2009-10-30 W. Wonneberger , R. Lamche

Exciton-phonon interactions govern the optical response of semiconductors, yet disentangling multiple coupling channels in lead halide perovskites remains challenging. We investigate CsPbBr3 microcrystals using photoluminescence, Raman and…

Mesoscale and Nanoscale Physics · Physics 2026-02-19 Pradeepa H. L. , Sagnik Chatterjee , Sayantan Patra , Swapneswar Bisoi , Saqlain Mushtaq , Hardeep , Akshay Singh , Ashish Arora , Atikur Rahman

In the same way that micro-mechanical resonators resemble guitar strings and drums, Surface Acoustic Waves (SAW) resemble the sound these instruments produce, but moving over a solid surface rather than through air. In contrast with…

Mesoscale and Nanoscale Physics · Physics 2013-03-19 Martin Gustafsson , Paulo V. Santos , Göran Johansson , Per Delsing

In cavity quantum electrodynamics, optical emitters that are strongly coupled to cavities give rise to polaritons with characteristics of both the emitters and the cavity excitations. We show that carbon nanotubes can be crystallized into…

Electron density oscillations with acoustic dispersions and sustained at boundaries between different media provide information about surface and interface properties of hetero-structures. In ultra-thin metallic films these plasmonic…

Superconductivity · Physics 2020-10-08 Q. Lu , A. T. Bollinger , X. He , R. Sundling , I. Bozovic , A. Gozar

We use a surface acoustic wave (SAW) cavity resonator to study the coupling of acoustic magnons in a synthetic antiferromagnet (SAF) and the phonons carried by SAWs. The SAF is composed of a CoFeB/Ru/CoFeB trilayer and the scattering matrix…

Mesoscale and Nanoscale Physics · Physics 2023-11-10 Hiroki Matsumoto , Isamu Yasuda , Motoki Asano , Takuya Kawada , Masashi Kawaguchi , Daiki Hatanaka , Masamitsu Hayashi

Transition-metal dichalcogenides with their exciton-dominated optical behavior emerge as promising materials for realizing strong light-matter interactions in the visible range and at ambient conditions. When these materials are combined…

Quantum technologies that rely on photonic qubits require a precise controllability of their properties. For this purpose hybrid approaches are particularly attractive because they offer a large flexibility to address different aspects of…

$1T$-TiSe$_2$ is believed to posses a soft electronic mode, i.e., plasmon or exciton, that might be responsible for the exciton condensation and charge-density-wave (CDW) transition. Here, we explore collective electronic excitations in…

Materials Science · Physics 2024-05-24 Zahra Torbatian , Dino Novko