首页|A removing resonance fluorescence method for light scattering spectroscopy

A removing resonance fluorescence method for light scattering spectroscopy

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Herein, we report a removing resonance fluorescence (RRF) technique for light scattering spectroscopy (RLS), which takes full advantage of the differences between resonance fluorescence (RF) and scattered light in different wavelength regions to achieve an accurate separation of them. Then MPA-capped quantum dots (QDs) sensing Hg2+ is employed as an example to introduce the implementation of this method. The results indicate that Hg2+ ions destroy the stability of QDs, causing them to agglomerate, which might contribute to fluorescence quenching of QDs. Our study provides a useful tool for separating RF and scattered spectra, which expands the application range of RLS.

Resonance light scatteringResonance fluorescenceQuantum dotsFluorescent sensorQUANTUM DOTSIN-VITRONUCLEIC-ACIDSRAYLEIGHDNAASSEMBLIESABSORPTIONANISOTROPY

Zhou, Hongyu、Li, Minglian、Diao, Na、Wu, Shaogui、Wang, Jiayang、Wu, Peize

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Sichuan Normal Univ

Chengdu Univ Informat Technol

2022

Chemical Physics Letters

Chemical Physics Letters

EISCI
ISSN:0009-2614
年,卷(期):2022.787
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