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Copper ion-induced fluorescence band shift of CdTe quantum dots: a highly specific strategy for visual detection of
Xiaohui Lu1, Yunjie Zhao, Jinjun Zhang
1Key Laboratory of Medicinal Chemistry and Molecular Diagnosis, Ministry of Education; College of Chemistry and Environmental Science, Hebei University, Baoding 071002, Hebei Province, P. R. China.
The Analyst
|October 28, 2015
Abstract:
We have developed a new colorimetric strategy that allows visual detection of Cu(2+) under the irradiation of a UV lamp with high specificity based on the phenomenon that copper ions may lead to a fluorescence band shift of CdTe quantum dots (QDs) while other concomitant ions will not.

