Water-insensitive NIR-I-to-NIR-I down-shifting nanoparticles enable stable biomarker detection at low power thresholds in opaque aqueous environments

Abstract Luminescence quenching in aqueous environments poses a challenge for practical applications. Lanthanide-doped up-conversion nanoparticles (UCNPs), representative of near-infrared (NIR)-emitting phosphors, typically utilize Yb3+ ions as sensitizers, requiring 980 nm light. This wavelength co...

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Bibliographic Details
Main Authors: Dongkyu Kang, Suyeon Kim, Yeongchang Goh, Minseo Kim, Sun-Hak Lee, Jung-Hoon Kwon, Sang Hwan Nam, Joonseok Lee
Format: Article
Language:English
Published: Nature Publishing Group 2025-07-01
Series:Light: Science & Applications
Online Access:https://doi.org/10.1038/s41377-025-01882-2
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