Tuning LSPR of Thermal Spike-Induced Shape-Engineered Au Nanoparticles Embedded in Si3N4 Thin-Film Matrix for SERS Applications

P Malik, D Sarker, D Kumar… - … Applied Materials & …, 2023 - ACS Publications
While gold nanoparticles (Au NPs) are widely used as surface-enhanced Raman
spectroscopy (SERS) substrates, their agglomeration and dynamic movement under laser …

Defective graphene/plasmonic nanoparticle hybrids for surface-enhanced Raman scattering sensors

RK Biroju, BC Marepally, P Malik, S Dhara… - ACS …, 2023 - ACS Publications
Two-dimensional–zero-dimensional plasmonic hybrids involving defective graphene and
transition metals (DGR-TM) have drawn significant interest due to their near-field plasmonic …