Gas sensors based on localized surface plasmon resonances: Synthesis of oxide films with embedded metal nanoparticles, theory and simulation, and sensitivity …

MS Rodrigues, J Borges, C Lopes, RMS Pereira… - Applied Sciences, 2021 - mdpi.com
This work presents a comprehensive review on gas sensors based on localized surface
plasmon resonance (LSPR) phenomenon, including the theory of LSPR, the synthesis of …

Tuning of the surface plasmon resonance in TiO2/Au thin films grown by magnetron sputtering: the effect of thermal annealing

M Torrell, R Kabir, L Cunha, MI Vasilevskiy… - Journal of Applied …, 2011 - pubs.aip.org
Nanocomposites consisting of a dielectric matrix, such as TiO 2, with embedded noble metal
nanoparticles (NPs) possess specific optical properties due to the surface plasmon …

The influence of annealing treatments on the properties of Ag: TiO2 nanocomposite films prepared by magnetron sputtering

RC Adochite, D Munteanu, M Torrell, L Cunha… - Applied Surface …, 2012 - Elsevier
The present paper reports on the preparation and characterization of DC reactive magnetron
sputtered Ag: TiO2 nanocomposite coatings, with a silver content of about 8at.%(average …

Thin films of Ag–Au nanoparticles dispersed in TiO2: influence of composition and microstructure on the LSPR and SERS responses

J Borges, CG Ferreira, JPC Fernandes… - Journal of Physics D …, 2018 - iopscience.iop.org
Thin films containing monometallic (Ag, Au) and bimetallic (Ag–Au) noble nanoparticles
were dispersed in TiO 2, using reactive magnetron sputtering and post-deposition thermal …

Challenges in the deposition of plasma polymer nanoparticles using gas aggregation source: Rebounding upon impact and how to land them on a substrate

P Solař, K Škorvánková, A Kuzminova… - Plasma Processes and …, 2023 - Wiley Online Library
Plasma polymer nanoparticles (pp‐NPs) are relatively easy to produce by plasma‐based
gas aggregation sources. However, as experimentally evidenced in this study for the case of …

Broadband Optical Absorption Caused by the Plasmonic Response of Coalesced Au Nanoparticles Embedded in a TiO2 Matrix

J Borges, RMS Pereira, MS Rodrigues… - The Journal of …, 2016 - ACS Publications
The effect of Au nanoparticles'(NPs) concentration, size, and spatial distribution within a
TiO2 dielectric matrix on the localized surface plasmon resonance (LSPR) band …

Nanoscale color control of TiO2 films with embedded Au nanoparticles

M Torrell, L Cunha, MR Kabir, A Cavaleiro… - Materials Letters, 2010 - Elsevier
We demonstrate an efficient nanoscale control of the optical properties of TiO2 films by
tuning the Surface Plasmon Resonance (SPR) in the embedded Au nanoparticles. The films …

In-situ annealing transmission electron microscopy of plasmonic thin films composed of bimetallic Au–Ag nanoparticles dispersed in a TiO2 matrix

D Costa, MS Rodrigues, L Roiban, M Aouine, T Epicier… - Vacuum, 2021 - Elsevier
This work was focused on the characterization of plasmonic thin films composed of Au–Ag
nanoparticles dispersed in a TiO 2 dielectric matrix in comparison with the monometallic …

Microstructural evolution of Au/TiO2 nanocomposite films: The influence of Au concentration and thermal annealing

J Borges, T Kubart, S Kumar, K Leifer, MS Rodrigues… - Thin Solid Films, 2015 - Elsevier
Nanocomposite thin films consisting of a dielectric matrix, such as titanium oxide (TiO 2),
with embedded gold (Au) nanoparticles were prepared and will be analysed and discussed …

Functional and optical properties of Au: TiO2 nanocomposite films: the influence of thermal annealing

M Torrell, L Cunha, A Cavaleiro, E Alves… - Applied Surface …, 2010 - Elsevier
A set of nanocomposite thin films consisting of Au nanoclusters dispersed in a TiO2
dielectric matrix was deposited by reactive magnetron sputtering, and subjected to thermal …