Thin photonic crystal templates for enhancing the SERS signal: a case study using very low concentrations of dye molecules

S Narayanan, P Sahani, J Rathod, VR Soma… - Physica …, 2024 - iopscience.iop.org
A single monolayer photonic crystal (PhC) of polystyrene (PS) colloidal particles with gold
nanoparticles drop-casted on the surface have been employed as templates for the …

Photonic Crystal Hydrogels Fabricated from Nanoparticles of Fe3O4/SiO2 with Programmable Colors through Photopolymerization for Applications as …

J Deng, S Fu, Y Zhong, M Jiang, T Chen… - ACS Applied Nano …, 2024 - ACS Publications
Photonic crystal (PC) hydrogels with unique micro/nanostructures have excellent prospects
in many fields, such as sensing, displays, anticounterfeiting, information encryption, and …

Technique for Creating 3D Ordered Colloidal Crystals with Hexagonal Close Packing and Uniform Thickness over a Large Area

A Fumina, A Speshilova, I Belyanov… - The Journal of …, 2024 - ACS Publications
Traditional approaches to creating colloidal crystals do not simultaneously achieve uniform
thickness, three-dimensional ordering, and large areas of defect-free hexagonal close …

Detection of dye molecules through photonic crystal assisted surface enhanced Raman scattering

S Narayanan, MB Bhavya, KL Naidu… - AIP Conference …, 2025 - pubs.aip.org
Thin (monolayer) Photonic crystals fabricated through the self-assembly of monodisperse
silica colloidal particles are used for the detection of hazardous dye molecule, Rhodamine …