High-specificity molecular sensing on an individual whispering-gallery-mode cavity: coupling-enhanced Raman scattering by photoinduced charge transfer and cavity effects

Nanoscale Horiz., 2023, 8,195-201
DOI: 10.1039/D2NH00450J, Communication

Xingce Fan, Ru Wang, Mingze Li, Xiao Tang, Chunxiang Xu, Qi Hao, Teng Qiu
This work proposes an ultrasensitive and high-specificity whispering-gallery-mode (WGM) sensing method, which combines the light-matter interaction enhancement on a WGM cavity and the “fingerprint spectrum” of surface-enhanced Raman scattering.
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