Hydrodynamic approach to two-dimensional electron systems

BN Narozhny - La Rivista del Nuovo Cimento, 2022 - Springer
The last few years have seen an explosion of interest in hydrodynamic effects in interacting
electron systems in ultra-pure materials. One such material, graphene, is not only an …

QM/Classical modeling of surface enhanced Raman scattering based on atomistic electromagnetic models

P Lafiosca, L Nicoli, L Bonatti… - Journal of Chemical …, 2023 - ACS Publications
We present quantum mechanics (QM)/frequency dependent fluctuating charge (QM/ωFQ)
and fluctuating dipoles (QM/ωFQFμ) multiscale approaches to model surface-enhanced …

Do we really need quantum mechanics to describe plasmonic properties of metal nanostructures?

T Giovannini, L Bonatti, P Lafiosca, L Nicoli… - ACS …, 2022 - ACS Publications
Optical properties of metal nanostructures are the basis of several scientific and
technological applications. When the nanostructure characteristic size is of the order of few …

Strain-induced plasmon confinement in polycrystalline graphene

S Zanotto, L Bonatti, MF Pantano, V Miseikis… - ACS …, 2023 - ACS Publications
Terahertz spectroscopy is a perfect tool to investigate the electronic intraband conductivity of
graphene, but a phenomenological model (Drude-Smith) is often needed to describe …

Theory and algorithms for chiroptical properties and spectroscopies of aqueous systems

T Giovannini, F Egidi, C Cappelli - Physical Chemistry Chemical …, 2020 - pubs.rsc.org
Chiroptical properties and spectroscopies are valuable tools to study chiral molecules and
assign absolute configurations. The spectra that result from chiroptical measurements may …

Hydrodynamic collective modes in graphene

BN Narozhny, IV Gornyi, M Titov - Physical Review B, 2021 - APS
Collective behavior is one of the most intriguing aspects of the hydrodynamic approach to
electronic transport. Here we provide a consistent, unified calculation of the dispersion …

In silico design of graphene plasmonic hot-spots

L Bonatti, L Nicoli, T Giovannini, C Cappelli - Nanoscale Advances, 2022 - pubs.rsc.org
We propose a route for the rational design of engineered graphene-based nanostructures,
which feature enormously enhanced electric fields in their proximity. Geometrical …

Single-layer-graphene-coated and gold-film-based surface plasmon resonance prism coupler sensor for immunoglobulin G detection

ZW Yang, TTH Pham, CC Hsu, CH Lien, QH Phan - Sensors, 2022 - mdpi.com
A graphene-based surface plasmon resonance (SPR) prism coupler sensor is proposed for
the rapid detection of immunoglobulin G (IgG) antibodies. The feasibility of the proposed …

Real-Time Formulation of Atomistic Electromagnetic Models for Plasmonics

P Lafiosca, L Nicoli, S Pipolo, S Corni… - The Journal of …, 2024 - ACS Publications
Investigating nanoplasmonics using time-dependent approaches permits shedding light on
the dynamic optical properties of plasmonic structures, which are intrinsically connected with …

Going beyond the limits of classical atomistic modeling of plasmonic nanostructures

P Lafiosca, T Giovannini, M Benzi… - The Journal of Physical …, 2021 - ACS Publications
Theoretical modeling of plasmonic phenomena is of fundamental importance for
rationalizing experimental measurements. Despite the great success of classical continuum …