Engineering plasmonic nanoparticles for enhanced photoacoustic imaging

Y Mantri, JV Jokerst - ACS nano, 2020 - ACS Publications
Photoacoustic (PA) imaging is an emerging imaging modality whereby pulsed laser
illumination generates pressure transients that are detectable using conventional …

Nanostructured materials for circular dichroism and chirality at the nanoscale: towards unconventional characterization

E Petronijevic, A Belardini, G Leahu, R Li Voti… - Optical Materials …, 2022 - opg.optica.org
In this work, we review the last attempts to use nanostructured materials for the
enhancement of the chiro-optical effects at the nanoscale. Starting from the numerical …

Thermal lensing and photoacoustics as potential tools for nanomaterial characterization: a review

MS Swapna, S Sankararaman, D Korte - Journal of Materials Science, 2024 - Springer
This comprehensive review highlights the versatile applications of photothermal techniques,
particularly thermal lens spectrometry (TLS) and photoacoustic spectrometry (PAS), in the …

Ultrafast photoacoustic nanometrology of InAs nanowires mechanical properties

M Gandolfi, S Peli, M Diego, S Danesi… - The Journal of …, 2022 - ACS Publications
InAs nanowires are emerging as go-to materials in a variety of applications ranging from
optoelectronics to nanoelectronics, yet a consensus on their mechanical properties is still …

Photo-acoustic detection of chirality in metal-polystyrene metasurfaces

E Petronijević, G Leahu, R Li Voti, A Belardini… - Applied Physics …, 2019 - pubs.aip.org
Nowadays, nanophotonics aims towards low-cost chip-scale devices that can tailor
electromagnetic properties, one of which is the control of circular polarization at the …

Extended chiro-optical near-field response of achiral plasmonic lattices

E Petronijevic, EM Sandoval, M Ramezani… - The Journal of …, 2019 - ACS Publications
We investigate the chiro-optical properties of the electromagnetic near-field associated with
the excitation of collective optical resonances (surface lattice resonances) in achiral …

Circular dichroism in low-cost plasmonics: 2D arrays of nanoholes in silver

E Petronijevic, A Belardini, G Leahu, T Cesca… - Applied Sciences, 2020 - mdpi.com
Featured Application chirality, plasmonics, enantioselectivity. Abstract Arrays of nanoholes
in metal are important plasmonic devices, proposed for applications spanning from …

Chiral effects in low-cost plasmonic arrays of elliptic nanoholes

E Petronijevic, H Ali, N Zaric, A Belardini… - Optical and Quantum …, 2020 - Springer
In this work we present an approach to induce chiral effects in well-known plasmonic
nanohole arrays with triangular unit cell. Arrays with circular nanoholes in metals can exhibit …

Perspective on non-invasive and non-destructive photoacoustic and photothermal applications

C Glorieux - Journal of Applied Physics, 2022 - pubs.aip.org
This contribution intends to convince readers that by virtue of the rich physics involved,
optical excitation, thermal diffusion, thermal expansion, and acoustic wave propagation, and …

High-Performance Self-Powered Ultraviolet Photodetector Based on Nano-Porous GaN and CoPc p–n Vertical Heterojunction

Y Xiao, L Liu, ZH Ma, B Meng, SJ Qin, GB Pan - Nanomaterials, 2019 - mdpi.com
Gallium nitride (GaN) is a superior candidate material for fabricating ultraviolet (UV)
photodetectors (PDs) by taking advantage of its attractive wide bandgap (3.4 eV) and stable …