Exact multipolar decompositions with applications in nanophotonics

R Alaee, C Rockstuhl… - Advanced Optical …, 2019 - Wiley Online Library
The multipolar decomposition of electromagnetic sources is an important tool for the study of
light–matter interactions in general, and optical materials in particular. Here, a report is given …

Second Harmonic Generation from a Single Plasmonic Nanorod Strongly Coupled to a WSe2 Monolayer

C Li, X Lu, A Srivastava, SD Storm, R Gelfand… - Nano Letters, 2020 - ACS Publications
Monolayer transition metal dichalcogenides, coupled to metal plasmonic nanocavities, have
recently emerged as new platforms for strong light–matter interactions. These systems are …

Resha** the second-order polar response of hybrid metal–dielectric nanodimers

C Renaut, L Lang, K Frizyuk, M Timofeeva… - Nano …, 2019 - ACS Publications
We combine the field confinement of plasmonics with the flexibility of multiple Mie
resonances by bottom-up assembly of hybrid metal-dielectric nanodimers. We investigate …

Multipole interplay controls optical forces and ultra-directional scattering

A Kiselev, K Achouri, OJF Martin - Optics Express, 2020 - opg.optica.org
We analyze the superposition of Cartesian multipoles to reveal the mechanisms underlying
the origin of optical forces. We show that a multipolar decomposition approach significantly …

Nonlinear Optical Response of a Plasmonic Nanoantenna to Circularly Polarized Light: Rotation of Multipolar Charge Density and Near-Field Spin Angular …

M Quijada, A Babaze, J Aizpurua, AG Borisov - ACS photonics, 2023 - ACS Publications
The spin and orbital angular momentum carried by electromagnetic pulses open new
perspectives to control nonlinear processes in light–matter interactions, with a wealth of …

Dynamics of second-harmonic generation in a plasmonic silver nanorod

GD Bernasconi, J Butet, OJF Martin - ACS Photonics, 2018 - ACS Publications
Second-harmonic generation in plasmonic nanostructures is known to enable the
observation of modes with vanishing dipolar moments, ie, having small radiation losses and …