Normalization, orthogonality, and completeness of quasinormal modes of open systems: the case of electromagnetism

C Sauvan, T Wu, R Zarouf, EA Muljarov, P Lalanne - Optics Express, 2022 - opg.optica.org
The scattering of electromagnetic waves by resonant systems is determined by the excitation
of the quasinormal modes (QNMs), ie the eigenmodes, of the system. This Review …

Direct observation of the violation of Kirchhoff's law of thermal radiation

KJ Shayegan, S Biswas, B Zhao, S Fan, HA Atwater - Nature Photonics, 2023 - nature.com
Thermal emission—the process through which all objects with a finite temperature radiate
electromagnetic energy—has generally been thought to obey reciprocity, where the …

On the applicability of quantum-optical concepts in strong-coupling nanophotonics

C Tserkezis, AI Fernández-Domínguez… - Reports on Progress …, 2020 - iopscience.iop.org
Rooted in quantum optics and benefiting from its well-established foundations, strong
coupling in nanophotonics has experienced increasing popularity in recent years. With …

Far-field excitation of single graphene plasmon cavities with ultracompressed mode volumes

I Epstein, D Alcaraz, Z Huang, VV Pusapati… - Science, 2020 - science.org
Acoustic graphene plasmons are highly confined electromagnetic modes carrying large
momentum and low loss in the mid-infrared and terahertz spectra. However, until now they …

Modeling electromagnetic resonators using quasinormal modes

PT Kristensen, K Herrmann, F Intravaia… - Advances in Optics and …, 2020 - opg.optica.org
We present a biorthogonal approach for modeling the response of localized electromagnetic
resonators using quasinormal modes, which represent the natural, dissipative eigenmodes …

Biopolymer photonics: From nature to nanotechnology

VV Vogler‐Neuling, M Saba, I Gunkel… - Advanced Functional …, 2024 - Wiley Online Library
Biopolymers offer vast potential for renewable and sustainable devices. While nature
mastered the use of biopolymers to create highly complex 3D structures and optimized their …

Nanoscale Light Confinement: the Q's and V's

T Wu, M Gurioli, P Lalanne - ACS photonics, 2021 - ACS Publications
Microcavities and nanoresonators have the ability to strongly enhance many light–matter-
interaction processes used in various applications in nano-optics. This enhancement is due …

Nanophotonic chiral sensing: How does it actually work?

S Both, M Schäferling, F Sterl, EA Muljarov… - ACS …, 2022 - ACS Publications
Nanophotonic chiral sensing has recently attracted a lot of attention. The idea is to exploit
the strong light–matter interaction in nanophotonic resonators to determine the …

Bound states in the continuum in symmetric and asymmetric photonic crystal slabs

AI Ovcharenko, C Blanchard, JP Hugonin, C Sauvan - Physical Review B, 2020 - APS
We develop a semianalytical model to describe bound states in the continuum (BICs) in
photonic crystal slabs. We model leaky modes supported by photonic crystal slabs as a …

Quasinormal-mode non-hermitian modeling and design in nonlinear nano-optics

C Gigli, T Wu, G Marino, A Borne, G Leo… - ACS …, 2020 - ACS Publications
A novel theoretical non-Hermitian formalism for analyzing nonlinear nano-optics is
proposed. Its main strength lies in the unique way it analytically incorporates the …