Mesoscopic electrodynamics at metal surfaces: —From quantum-corrected hydrodynamics to microscopic surface-response formalism

NA Mortensen - Nanophotonics, 2021 - degruyter.com
Plasmonic phenomena in metals are commonly explored within the framework of classical
electrodynamics and semiclassical models for the interactions of light with free-electron …

Surface Plasmons in Two-Dimensional MXenes

C Raab, J Rieger, A Ghosh, JL Spellberg… - The Journal of …, 2024 - ACS Publications
MXenes, a class of layered two-dimensional transition metal carbides and nitrides, exhibit
excellent optoelectronic properties and show promise for fields ranging from photonics and …

Quantum nanophotonics in two-dimensional materials

A Reserbat-Plantey, I Epstein, I Torre, AT Costa… - Acs …, 2021 - ACS Publications
The field of two-dimensional (2D) materials-based nanophotonics has been growing at a
rapid pace, triggered by the ability to design nanophotonic systems with in situ control …

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 …

Optical response of noble metal nanostructures: quantum surface effects in crystallographic facets

AR Echarri, PAD Gonçalves, C Tserkezis… - Optica, 2021 - opg.optica.org
Noble metal nanostructures are ubiquitous elements in nano-optics, supporting plasmon
modes that can focus light down to length scales commensurate with nonlocal effects arising …

Interrogating quantum nonlocal effects in nanoplasmonics through electron-beam spectroscopy

PAD Gonçalves, FJ García de Abajo - Nano Letters, 2023 - ACS Publications
A rigorous account of quantum nonlocal effects is paramount for understanding the optical
response of metal nanostructures and for designing plasmonic devices at the nanoscale …

Quantum surface-response of metals revealed by acoustic graphene plasmons

PAD Gonçalves, T Christensen, NMR Peres… - Nature …, 2021 - nature.com
A quantitative understanding of the electromagnetic response of materials is essential for the
precise engineering of maximal, versatile, and controllable light–matter interactions. Material …

Surface-response functions obtained from equilibrium electron-density profiles

NA Mortensen, PAD Gonçalves, FA Shuklin, JD Cox… - …, 2021 - degruyter.com
Surface-response functions are one of the most promising routes for bridging the gap
between fully quantum-mechanical calculations and phenomenological models in quantum …

Topological graphene plasmons in a plasmonic realization of the Su–Schrieffer–Heeger model

TG Rappoport, YV Bludov, FHL Koppens… - ACS …, 2021 - ACS Publications
Graphene hybrids, made of thin insulators, graphene, and metals can support propagating
acoustic plasmons (AGPs). The metal screening modifies the dispersion relation of usual …

Surface plasmon resonances in anisotropic strained graphene

M Shah, A Alidoust Ghatar, A Hayat… - Journal of the Optical …, 2023 - opg.optica.org
Straintronics of two-dimensional (2D) materials is a new research area in condensed matter
physics for studying 2D materials under strain. Anisotropic strained graphene does not seem …