Construction of an off–on fluorescence sensing platform for FRET-based detection of coumarin in cosmetic samples

Author:

Xu Ruo-Qian1,Shi Cai1,Dong Xue-Mei1,Xiao Xuan1,Ding Yu-Jie12ORCID

Affiliation:

1. School of Chemical and Environmental Engineering, Anhui Polytechnic University, Wuhu, Anhui 241000, P. R. China

2. Anhui Provincial Key Laboratory of Discipline Co-construction on Intelligent Equipment Quality and Reliability, Wuhu, China

Abstract

An off–on nanoprobe was constructed by attaching Rh6G to QDs via a linker. The UV-Vis absorption spectrum of Rh6G overlaps with the fluorescence emission spectrum of the QDs, causing FRET-based coumarin-sensing with high sensitivity and selectivity.

Funder

Anhui Provincial Department of Education

Anhui Polytechnic University

Suzhou University

Publisher

Royal Society of Chemistry (RSC)

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