Surface-enhanced Raman scattering of xanthopterin adsorbed on colloidal silver

Zhaochi Feng, Changhai Liang, Meijun Li, Jun Chen, Can Li

Research output: Contribution to journalArticlepeer-review

17 Scopus citations

Abstract

Surface-enhanced Raman scattering (SERS) of xanthopterin adsorbed on colloidal silver was measured and the Raman spectrum calculated by the density functional theory method was also obtained. Xanthopterin can be detected down to 5 × 10-9 M and the enhancement of the scattering intensity is at least 105-fold. Xanthopterin molecules are adsorbed flatly on the surface of the Ag particles. This study shows that SERS could be another prospective method for the detection of pterines.

Original languageEnglish
Pages (from-to)1004-1007
Number of pages4
JournalJournal of Raman Spectroscopy
Volume32
Issue number12
DOIs
StatePublished - 2001
Externally publishedYes

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