Gold–BODIPY Nanoparticles with Luminescence and Photosensitization Properties for Photodynamic Therapy and Cell Imaging

A Rahman, PP Praveen Kumar, P Yadav… - ACS Applied Nano …, 2022 - ACS Publications
Coupling of surface plasmons on metal nanoparticles with the electronic states of organic
chromophores is known to result in hybrid states having unique photophysical properties …

Plexcitonic nanohybrids based on gold nanourchins: The role of the capping layer

N Peruffo, F Mancin, E Collini - The Journal of Physical Chemistry …, 2021 - ACS Publications
Plexcitonic nanohybrids are plasmonic–excitonic novel materials whose peculiar properties
are attracting considerable attention in photonics, solar cells, and sensing. These materials …

Engineering the aggregation of dyes on ligand-shell protected gold nanoparticles to promote plexcitons formation

N Peruffo, G Parolin, E Collini, S Corni, F Mancin - Nanomaterials, 2022 - mdpi.com
The ability to control the light–matter interaction in nanosystems is a major challenge in the
field of innovative photonics applications. In this framework, plexcitons are promising hybrid …

Polarization-Resolved Spectral Features and Dielectric Medium Effects in Plexcitonic Systems: Findings from Single-Particle Spectroscopy

MP Ajaykumar, N Joseph, A Raveendran… - The Journal of …, 2024 - ACS Publications
Strong coupling between plasmonic and excitonic systems creates new hybrid states
comprising upper (E+) and lower (E–) plexcitonic bands. On-demand switching of these …

Hot electron migration from gold nanoparticle to an organic molecule enhances luminescence and photosensitization properties of a pH activatable plasmon-molecule …

A Rahman, T Goswami, N Tyagi, HN Ghosh… - … of Photochemistry and …, 2022 - Elsevier
Plexcitonic hybrids-comprised of metal nanoparticles and molecular aggregates-have
unique photophysical properties. Modulation of plextonic interactions to achieve strong …

Single-Particle Investigation of Plexcitons in Bimetallic Nanorods

MP Ajaykumar, R Rajendra, R Thomas… - The Journal of …, 2023 - ACS Publications
Coupling between plasmons and excitons results in the emergence of novel spectroscopic
features directed by the interaction energy, eg, strong coupling results in the formation of …

Poly (dimethylsiloxane) as a room-temperature solid solvent for photophysics and photochemistry

JA Clark, S Robinson, EM Espinoza, D Bao… - Physical Chemistry …, 2024 - pubs.rsc.org
Medium viscosity strongly affects the dynamics of solvated species and can drastically alter
the deactivation pathways of their excited states. This study demonstrates the utility of poly …

Optical and thermal effects in the neighborhood of the spherical layered nanoparticle of the" metallic core--J-aggregate shell''structure

AV Korotun, NA Smirnova, VI Reva, IM Titov… - arXiv preprint arXiv …, 2024 - arxiv.org
The relations for the polarizability of the metallic nanoparticles, coated with the shell of
cyanine dyes, are obtained in the article. The frequency dependencies for light absorption …

Identification of Design Principles for the Preparation of Colloidal Plexcitonic Materials

N Peruffo, M Bruschi, B Fresch, F Mancin, E Collini - Langmuir, 2023 - ACS Publications
Colloidal plexcitonic materials (CPMs) are a class of nanosystems where molecular dyes
are strongly coupled with colloidal plasmonic nanoparticles, acting as nanocavities that …