Issue 18, 2012
From the journal:

Nanoscale

One-pot green synthesis of optically pH-sensitive carbon dots with upconversion luminescence†

Xiaofang Jia,ab   Jing Lia  and  Erkang Wang*a  

* Corresponding authors

a State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun, Jilin, P. R. China
E-mail: ekwang@ciac.jl.cn
Fax: +86-431-85689711
Tel: +86-431-85262003

b Graduate School of the Chinese Academy of Sciences, Beijing, P. R. China

Abstract

One-pot fabrication of fluorescent carbon dots was facilely developed by directly heating ascorbic acid aqueous solution at 90 °C. The resulting carbon dots possess excitation, pH and polarity-dependent luminescence and upconversion fluorescence properties.

Graphical abstract: One-pot green synthesis of optically pH-sensitive carbon dots with upconversion luminescence

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Article information

DOI
https://doi.org/10.1039/C2NR31319G
Article type
Communication
Submitted
28 Mud 2012
Accepted
24 Kho 2012
First published
26 Kho 2012

Nanoscale, 2012,4, 5572-5575

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One-pot green synthesis of optically pH-sensitive carbon dots with upconversion luminescence

X. Jia, J. Li and E. Wang, Nanoscale, 2012, 4, 5572 DOI: 10.1039/C2NR31319G

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