A “Turn-On” fluorescent chemosensor with the aggregation-induced emission characteristic for high-sensitive detection of Ce ion

Yuanhang Wang, Xiaoling Pan, Zhe Peng, Yahui Zhang, Pai Liu, Zhengxu Cai*, Bin Tong, Jianbing Shi, Yuping Dong

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

35 Citations (Scopus)

Abstract

A single selective and high sensitive sensor for the rapid “turn-on” detection of Ce ions was successfully prepared. The probe is practically non-luminescent in the solution state but becomes highly emissive as aggregates in poor solvents, demonstrating a phenomenon of aggregation-induced emission (AIE). It shows a real-time and time-stable detection of Ce3+ with a detection limit of 2.27 μmol/L. The interaction mechanism was deducted by DLS analysis, XRD analysis, NMR and FT-IR measurements. Moreover, Ce4+ ions could also be distinguished and detected via the addition of 1,2-propanediol.

Original languageEnglish
Pages (from-to)351-356
Number of pages6
JournalSensors and Actuators, B: Chemical
Volume267
DOIs
Publication statusPublished - 15 Aug 2018

Keywords

  • Aggregation-Induced Emission (AIE)
  • Ce ion detection
  • Thienyl-containing 1,3-butadiene derivatives
  • “Turn-On” fluorescent response

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