Carbon dots with hydrogen bond-controlled aggregation behavior

  • Shuai Chang
  • , Bin Bin Chen*
  • , Ya Ting Gao
  • , Yi Han Zheng
  • , Ji Fen Shi
  • , Ruo Can Qian
  • , Da Wei Li*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

Here, hydrophilic carbon dots (H-CDs) are prepared by a facile room temperature method. The strength of hydrogen bonds can be controlled by introducing proton and aprotic solvents, respectively, so as to realize the tunable aggregation state of H-CDs. Because of the ultrasensitive response to dimethyl sulfoxide (DMSO), H-CDs can serve as optical probes for detecting DMSO in a linear range of 0.005% to 0.75% and with a detection limit of 0.001%.

Original languageEnglish
Pages (from-to)507-511
Number of pages5
JournalAnalyst
Volume148
Issue number3
DOIs
StatePublished - 15 Dec 2022
Externally publishedYes

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