Extremely confined gap plasmon modes: when nonlocality matters

S Boroviks, ZH Lin, VA Zenin, M Ziegler… - Nature …, 2022 - nature.com
Historically, the field of plasmonics has been relying on the framework of classical
electrodynamics, with the local-response approximation of material response being applied …

Dispersive surface-response formalism to address nonlocality in extreme plasmonic field confinement

A Babaze, T Neuman, R Esteban, J Aizpurua… - …, 2023 - degruyter.com
The surface-response formalism (SRF), where quantum surface-response corrections are
incorporated into the classical electromagnetic theory via the Feibelman parameters, serves …

Spontaneous emission of a quantum emitter near a graphene nanodisk under strong light-matter coupling

I Thanopulos, V Karanikolas, E Paspalakis - Physical Review A, 2022 - APS
We investigate the dynamical evolution of the spontaneous emission of a two-level quantum
emitter near a graphene nanodisk. We employ the macroscopic quantum electrodynamics …

Quantum surface effects in the electromagnetic coupling between a quantum emitter and a plasmonic nanoantenna: time-dependent density functional theory vs …

A Babaze, E Ogando, P Elli Stamatopoulou… - Optics …, 2022 - opg.optica.org
We use time-dependent density functional theory (TDDFT) within the jellium model to study
the impact of quantum-mechanical effects on the self-interaction Green's function that …

Quasinormal mode theory for nanoscale electromagnetism informed by quantum surface response

Q Zhou, P Zhang, XW Chen - Physical Review B, 2022 - APS
We report a self-consistent quasinormal mode theory for nanometer scale electromagnetism
where the possible nonlocal and quantum effects are treated through quantum surface …

[HTML][HTML] Perspective on 2D material polaritons and innovative fabrication techniques

V Karanikolas, S Suzuki, S Li, T Iwasaki - Applied Physics Letters, 2022 - pubs.aip.org
In this Perspective, we present that polariton modes hosted in two-dimensional (2D)
materials can be used to increase and control light–matter interactions at the nanoscale. We …

Strong coupling of quantum emitters and the exciton polariton in nanodisks

FZ Ji, SY Bai, JH An - Physical Review B, 2022 - APS
As a quasiparticle formed by light and excitons in semiconductors, the exciton polariton (EP)
as a quantum bus is promising for the development of quantum interconnect devices at room …

Quantum-informed plasmonics for strong coupling: the role of electron spill-out

IJ Bundgaard, C Nicolaisen Hansen… - Journal of the Optical …, 2024 - opg.optica.org
The effect of nonlocality on the optical response of metals lies at the forefront of research in
nanoscale physics and, in particular, quantum plasmonics. In alkali metals, nonlocality …

Nonlocal effects in plasmon-emitter interactions

MH Eriksen, C Tserkezis, NA Mortensen, JD Cox - Nanophotonics, 2024 - degruyter.com
Nonlocal and quantum mechanical phenomena in noble metal nanostructures become
increasingly crucial when the relevant length scales in hybrid nanostructures reach the few …

Strong coupling spontaneous emission interference near a graphene nanodisk

I Thanopulos, V Karanikolas, E Paspalakis - Nanophotonics, 2024 - degruyter.com
In this work, we analyze the spontaneous emission dynamics of a V-type quantum emitter
near a graphene nanodisk based on the combination of electromagnetic and quantum …