Nanowell-enhanced Raman spectroscopy enables the visualization and quantification of nanoplastics in the environment
Lin Chang, Shan Jiang, Jie Luo, Jianfa Zhang, Xiaohong Liu, Chong Yew Lee, Wei Zhang
Abstract
We fabricated a novel nanowell enhanced Raman spectroscopy substrate that can capture and detect nanoplastics with the aid of the coffee ring effect. Single polystyrene nanoplastics down to 200 nm can be directly visualized.
Topics & Concepts
Raman spectroscopyPolystyreneSubstrate (aquarium)NanotechnologySpectroscopyMaterials scienceChemistryPhysicsOpticsBiologyOrganic chemistryPolymerEcologyQuantum mechanicsGold and Silver Nanoparticles Synthesis and ApplicationsBiosensors and Analytical DetectionMicroplastics and Plastic Pollution