One-step preparation of fluorescent inorganic-organic hybrid material used for explosive sensing

Xin Ming Hu, Qi Che, Ding Zhou, Jie Cao*, Yu Jian He, Bao Hang Han

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

69 Citations (Scopus)

Abstract

As a fluorescent inorganic-organic hybrid polymer, cross-linked poly(tetraphenylethylene-co-cyclotriphosphazene) (TPE-CP) is prepared through one-step polycondensation and well characterized. Owing to the aggregation-induced emission feature of the tetraphenylethylene residue, TPE-CP exhibits a remarkable fluorescent emission property in the suspension and solid-state. Both 2,4,6-trinitrotoluene (TNT) and 2,4,6-trinitrophenol (picric acid, PA) can cause a significant fluorescence quenching of TPE-CP due to the electron transfer from TPE-CP to TNT or PA. Additional energy transfer makes PA more sensitive to TPE-CP than TNT in the fluorescence quenching detection.

Original languageEnglish
Pages (from-to)1124-1128
Number of pages5
JournalPolymer Chemistry
Volume2
Issue number5
DOIs
Publication statusPublished - 2011
Externally publishedYes

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