Exploring the potentiality of a SERS-active pH nano-biosensor

A Capocefalo, D Mammucari, F Brasili… - Frontiers in …, 2019 - frontiersin.org
The merging of the molecular specificity of Raman spectroscopy with the extraordinary
optical properties of metallic nanoarchitectures is at the heart of Surface Enhanced Raman …

Comparison between silver and gold nanoparticles stabilized with negatively charged hydrophilic thiols: SR-XPS and SERS as probes for structural differences and …

L Carlini, C Fasolato, P Postorino, I Fratoddi… - Colloids and Surfaces A …, 2017 - Elsevier
The electronic and molecular structure, as well as the chemical nature of noble metal (silver,
gold) nanoparticles (AgNPs, AuNPs) stabilized by the negatively charged hydrophilic …

Electrotunable nanoplasmonics for amplified surface enhanced Raman spectroscopy

Y Ma, D Sikdar, A Fedosyuk, L Velleman, DJ Klemme… - ACS …, 2019 - ACS Publications
Tuning the properties of optical metamaterials in real time is one of the grand challenges of
photonics. Being able to do so will enable a class of adaptive photonic materials for use in …

Assembling patchy plasmonic nanoparticles with aggregation-dependent antibacterial activity

F Brasili, A Capocefalo, D Palmieri, F Capitani… - Journal of Colloid and …, 2020 - Elsevier
We realise an antibacterial nanomaterial based on the self-limited assembly of patchy
plasmonic colloids, obtained by adsorption of lysozyme to gold nanoparticles. The possibility …

Synthesis of wool roll-like silver nanoflowers in an ethanol/water mixture and their application to detect traces of the fungicide carbendazim by SERS technique

MC Nguyen, TQN Luong, TT Vu, CT Anh, TC Dao - RSC advances, 2022 - pubs.rsc.org
The Raman signal enhancement ability of the surface-enhanced Raman scattering (SERS)
technique is largely determined by the SERS substrate, which is usually a collection of …

Folate-based single cell screening using surface enhanced Raman microimaging

C Fasolato, S Giantulli, I Silvestri, F Mazzarda… - Nanoscale, 2016 - pubs.rsc.org
Recent progress in nanotechnology and its application to biomedical settings have
generated great advantages in dealing with early cancer diagnosis. The identification of the …

Computational investigation of advanced refractive index sensor using 3-dimensional metamaterial based nanoantenna array

S Verma, BMA Rahman - Sensors, 2023 - mdpi.com
Photonic researchers are increasingly exploiting nanotechnology due to the development of
numerous prevalent nanosized manufacturing technologies, which has enabled novel …

DNA-functionalized gold nanoparticle assemblies for Surface Enhanced Raman Scattering

D Caprara, F Ripanti, A Capocefalo, A Sarra… - Colloids and Surfaces A …, 2020 - Elsevier
The programmable assembly of DNA strands is a promising tool for building tailored bottom-
up nanostructures. Here, we present a plasmonic nanosystem obtained by the base-pairing …

Responsivity of Fractal Nanoparticle Assemblies to Multiple Stimuli: Structural Insights on the Modulation of the Optical Properties

A Capocefalo, T Bizien, S Sennato, N Ghofraniha… - Nanomaterials, 2022 - mdpi.com
Multi-responsive nanomaterials based on the self-limited assembly of plasmonic
nanoparticles are of great interest due to their widespread employment in sensing …

3D Porous Plasmonic Nanoarchitectures for SERS-Based Chemical Sensing

I Krishchenko, S Kravchenko, I Kruglenko… - Engineering …, 2022 - mdpi.com
Bio-and chemical SERS-sensing using plasmonic nanostructures can be dramatically
improved by creating hot spots—ie, sub-10 nm gaps between nanoparticles—which confine …