Synthesis of Carbon Quantum Dots by Gas-liquid Plasma Using Ethanol as Precursor

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

This work demonstrates a simple and fast method for synthesizing carbon quantum dots (CQDs) at atmospheric pressure and room temperature by gas-liquid plasma. The method utilizes a pair of hollow stainless-steel electrodes to introduce argon (Ar) gas bubbles in ethanol, which greatly reduces difficulty of synthesis. The observation results showed that both crystallization and fluorescence properties of the CQDs were found to be altered by varying the gas flow rate. This may provide a technical guide for the further application of synthesizing CQDs by gas-liquid plasma.

Original languageEnglish
Title of host publicationProceedings of 2022 IEEE 5th International Electrical and Energy Conference, CIEEC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages3385-3389
Number of pages5
ISBN (Electronic)9781665411042
DOIs
StatePublished - 2022
Event5th IEEE International Electrical and Energy Conference, CIEEC 2022 - Nanjing, China
Duration: 27 May 202229 May 2022

Publication series

NameProceedings of 2022 IEEE 5th International Electrical and Energy Conference, CIEEC 2022

Conference

Conference5th IEEE International Electrical and Energy Conference, CIEEC 2022
Country/TerritoryChina
CityNanjing
Period27/05/2229/05/22

Keywords

  • carbon quantum dots(CQDs)
  • ethanol
  • fast synthesis
  • gas-liquid plasma

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