Preparation of carbon quantum dots with tunable photoluminescence by rapid laser passivation in ordinary organic solvents

Xiangyou Li, Hongqiang Wang, Yoshiki Shimizu, Alexander Pyatenko, Kenji Kawaguchi, Naoto Koshizaki

Research output: Contribution to journalArticlepeer-review

549 Scopus citations

Abstract

This communication by laser rapid passivation of nano carbon particles in ordinary organic solvent. The as-prepared carbon dots exhibited visible, tunable and stable photoluminescence (PL). XPS analysis showed that the increased oxygen concentration might be concerned with the origin of PL.

Original languageEnglish
Pages (from-to)932-934
Number of pages3
JournalChemical Communications
Volume47
Issue number3
DOIs
StatePublished - 21 Dec 2011
Externally publishedYes

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