Plasmonic nanoantennas: fundamentals and their use in controlling the radiative properties of nanoemitters

V Giannini, AI Fernández-Domínguez, SC Heck… - Chemical …, 2011 - ACS Publications
When light interacts with a metal nanoparticle (NP), its conduction electrons can be driven
by the incident electric field in collective oscillations known as localized surface plasmon …

Organic vapor sensor using photoluminescence of laser ablated gold nanoparticles on porous silicon

UM Nayef, IM Khudhair, E Kayahan - Optik, 2017 - Elsevier
Gold nanoparticles (AuNPs) were prepared by laser ablation technique of gold target
submerged in double distilled deionized water (DDDW) at room temperature. AuNPs are …

Gold-coated porous silicon as a SERS substrate for near-infrared excitation: Off-and on-resonant conditions

M Škrabić, M Krajačić, M Gotić, N Baran, L Mikac… - Applied Surface …, 2024 - Elsevier
Porous silicon, being one of the most popular SERS-active substrates, was in this work
utilized for near-infrared 1064 nm excitation which minimizes the radiation-induced …

Forward to backward scattering ratio of dielectric–metal heterodimer suspended in almost free‐space

H Sugimoto, T Hinamoto, M Fujii - Advanced Optical Materials, 2019 - Wiley Online Library
A designed nanoantenna exhibiting unidirectional scattering is a promising building block
for novel nanophotonic devices. For device applications using nanoantennas, quantitative …

Optical absorption and photoluminescence studies of gold nanoparticles deposited on porous silicon

TST Amran, MR Hashim, NKA Al-Obaidi… - Nanoscale research …, 2013 - Springer
We present an investigation on a coupled system consists of gold nanoparticles and silicon
nanocrystals. Gold nanoparticles (AuNPs) embedded into porous silicon (PSi) were …

Multifunctional hollow porous Au/Pt nanoshells for simultaneous surface-enhanced Raman scattering and catalysis

S Jeong, SY Lee, MW Kim, JH Kim - Applied Surface Science, 2021 - Elsevier
Multifunctional nanostructures based on noble metal nanoparticles (NPs) have attracted
great interest owing to their unique properties and potential for various applications …

Porous silicon photoluminescence modification by colloidal gold nanoparticles: Plasmonic, surface and porosity roles

MB De la Mora, J Bornacelli, R Nava, R Zanella… - Journal of …, 2014 - Elsevier
Metal nanoparticles on semiconductors are of interest because of the tunable effect of the
surface plasmon resonance on the physical properties of the semiconductor. In this work …

Silicon nanocrystal-noble metal hybrid nanoparticles

H Sugimoto, M Fujii, K Imakita - Nanoscale, 2016 - pubs.rsc.org
We report a novel and facile self-limiting synthesis route of silicon nanocrystal (Si NC)-based
colloidally stable semiconductor–metal (gold, silver and platinum) hybrid nanoparticles …

Raman scattering enhancement in photon-plasmon resonance mediated metal-dielectric microcavity

S Guddala, VK Dwivedi, G Vijaya Prakash… - Journal of Applied …, 2013 - pubs.aip.org
Here, we report the photon-plasmon interaction scheme and enhanced field strengths
resulted into the amplification of phonon in a novel microcavity. A metal-dielectric …

[HTML][HTML] The effect of the cobalt ferrites nanoparticles (CoFe2O4) on the porous silicon deposited by spin coating

SB Khalifa, M Gassoumi, AB Dhahbi… - Alexandria Engineering …, 2020 - Elsevier
In this paper, we investigate a new composite that consists of ferrites nanoparticles on
porous silicon. Ferrites of cobalt nanoparticles (CoFe 2 O 4) were embedded using spin …