Fitting the optical constants of gold, silver, chromium, titanium, and aluminum in the visible bandwidth

D Barchiesi, T Grosges - Journal of Nanophotonics, 2014 - spiedigitallibrary.org
The fitting of metal optical properties is a topic that has applications in advanced simulations
of spectroscopy, plasmonics, and optical engineering. In particular, the finite difference time …

[HTML][HTML] Performance of surface plasmon resonance sensors using copper/copper oxide films: influence of thicknesses and optical properties

D Barchiesi, T Gharbi, D Cakir, E Anglaret, N Fréty… - Photonics, 2022 - mdpi.com
Surface plasmon resonance sensors (SPR) using copper for sensitive parts are a
competitive alternative to gold and silver. Copper oxide is a semiconductor and has a non …

Fitting optical properties of metals by Drude-Lorentz and partial-fraction models in the [0.5; 6] eV range

T Gharbi, D Barchiesi, S Kessentini… - Optical Materials …, 2020 - opg.optica.org
Fitting optical properties of metals is of great interest for numerical methods in
electromagnetism, especially finite difference time domain (FDTD). However, this is a …

Propagation of uncertainties and applications in numerical modeling: tutorial

D Barchiesi, T Grosges - JOSA A, 2017 - opg.optica.org
Some inputs of computational models are commonly retrieved from external sources
(handbooks, articles, dedicated measurements), and therefore are subject to uncertainties …

Excitations of surface plasmon polaritons by attenuated total reflection, revisited

D Barchiesi, A Otto - La Rivista del Nuovo Cimento, 2013 - Springer
Many textbooks and review papers are devoted to plasmonics based on a selection of the
numerous bibliography. But none describes the details of the first culmination of plasmonics …

Lycurgus Cup: inverse problem using photographs for characterization of matter

D Barchiesi - JOSA A, 2015 - opg.optica.org
Photographs of the Lycurgus Cup with a source light inside and outside exhibit purple and
green colors, respectively (dichroism). A model relying on the scattering of light to colors in …

Measurement of thicknesses and optical properties of thin films from surface plasmon resonance (SPR)

J Salvi, D Barchiesi - Applied Physics A, 2014 - Springer
The inverse problem for thin film properties is a challenge for nanotechnology engineering.
We propose the application of a simple and intuitive numerical scheme: a basic particle …

Plasmonics: influence of the intermediate (or stick) layer on the efficiency of sensors

D Barchiesi, D Macías, L Belmar-Letellier… - Applied Physics B, 2008 - Springer
The efficiency of plasmon-resonance-based sensors can be greatly improved with an
accurate design of the nano-structures that constitute them. In this work we focus our …

Localized surface plasmon resonance in arrays of nano-gold cylinders: inverse problem and propagation of uncertainties

D Barchiesi, S Kessentini, N Guillot… - Optics …, 2013 - opg.optica.org
The plasmonic nanostructures are widely used to design sensors with improved capabilities.
The position of the localized surface plasmon resonance (LSPR) is part of their …

Nanoshells for photothermal therapy: a Monte-Carlo based numerical study of their design tolerance

T Grosges, D Barchiesi, S Kessentini… - Biomedical Optics …, 2011 - opg.optica.org
The optimization of the coated metallic nanoparticles and nanoshells is a current challenge
for biological applications, especially for cancer photothermal therapy, considering both the …