Single 5-nm quantum dot detection via microtoroid optical resonator photothermal microscopy

Abstract Label-free detection techniques for single particles and molecules play an important role in basic science, disease diagnostics, and nanomaterial investigations. While fluorescence-based methods are tools for single molecule detection and imaging, they are limited by available molecular pro...

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Bibliographic Details
Main Authors: Shuang Hao, Sartanee Suebka, Judith Su
Format: Article
Language:English
Published: Nature Publishing Group 2024-08-01
Series:Light: Science & Applications
Online Access:https://doi.org/10.1038/s41377-024-01536-9