A comprehensive review of atomically precise metal nanoclusters with emergent photophysical properties towards diverse applications

S Maity, S Kolay, S Chakraborty, A Devi… - Chemical Society …, 2025 - pubs.rsc.org
Atomically precise metal nanoclusters (MNCs) composed of a few to hundreds of metal
atoms represent an emerging class of nanomaterials with a precise composition. With the …

Tamm Plasmon-Mediated Tunable Absorption Switching in Atomically Precise Pt17 Nanoclusters for Nonlinear Photonic Applications

AK Satheesan, N Puthiya Purayil, J Singh… - ACS Applied Nano …, 2024 - ACS Publications
Metal nanoclusters, created with atomic precision, are an exceptional class of ultrasmall
molecule-like functional materials with wide applications in nonlinear nanophotonics. These …

Impact of Tamm plasmon structures on fluorescence and optical nonlinearity of graphene quantum dots

HJ Elamkulavan, NP Purayil, S Subramaniam… - Scientific Reports, 2024 - nature.com
Abstract Graphene Quantum Dots (GQDs) are crucial in biomedicine for sensitive
biosensing and high-resolution bioimaging and in photonics for their nonlinear optical …

Slow-Photon Modes Mediated Enhanced Nonlinear Optical Absorption of a Fluorophenyl Porphyrin in a Flexible All-Polymer Bragg Reflector

MV Vijisha, S Thomas, C Keloth - The Journal of Physical …, 2023 - ACS Publications
Most of the nonlinear optical (NLO) materials explored so far seem to be impractical for
direct use in all-optical information processing since they demand high operational power to …

Hybrid Plasmonic Coupled Nanophotonic Cavity-Mediated Tunable Nonlinear Absorption in Cobalt Phthalocyanine

N Puthiya Purayil, C Keloth - The Journal of Physical Chemistry C, 2023 - ACS Publications
Light–matter interaction in subwavelength-scale optical confinement structures is a hot topic
in basic science and the photonic industry. Materials experiencing high electric field strength …

Solvothermal synthesis of ruthenium-doped cobalt ferrite nanoparticles–A feasible approach to modify the magnetic properties and nonlinear optical absorption

AS Joseph, HJ Elamkulavan, PK Archana… - Materials Science in …, 2025 - Elsevier
The development of ruthenium-doped cobalt ferrite nanoparticles with tunable magnetic
properties and excllent nonlinear optical activity, synthesized via a modified solvothermal …

Platinum-17-Doped Flexible Nonlinear Distributed Bragg Reflectors for Optical Filtering Applications

AK Satheesan, N Puthiya Purayil… - ACS Applied Optical …, 2024 - ACS Publications
Smart filtering of optical radiation involves a combination of advanced materials, optical
components, and control methods to accurately tailor the propagation of light. Here, we …

Photonic crystal cavity-mediated improved absorptive nonlinearity of C-4-hydroxy-3-methoxphenilcalix [4] resorcinarene

SA John, AK Satheesan, C Keloth - Physical Chemistry Chemical …, 2023 - pubs.rsc.org
The insertion of a nonlinear material at the photonic crystal cavity leads to a strong
interaction between localized photonic modes and the introduced material's electronic state …

An atomically precise Pt17 nanocluster: their electronic structure and high activity for a hydrogen evolution reaction

K Oiwa, K Ikeda, R Kurosaki, K Sato, N Nishi… - 2024 - chemrxiv.org
Pt nanoclusters (Pt NCs) approximately 1 nm in size show potential as catalysts owing to
their large specific surface areas and unique electronic structures, which are influenced by …

Nonlinear Light-Matter Interactions in Platinum Nanoparticles Embedded All-Polymer Microcavity

AK Satheesan, J Singh, HJ Elamkulavan… - … IEEE Workshop on …, 2023 - ieeexplore.ieee.org
In this study, we highlight how photonic crystal microcavities, recognized for their capability
to confine light within small mode volumes, have been utilized to improve the interaction of …