Metallic carbide nanoparticles as stable and reusable substrates for sensitive surface-enhanced Raman spectroscopy

Hua Bai; Wei Liu; Wencai Yi; Xinshi Li; Junfeng Zhai; Junfang Li; Jingyao Liu; Haifeng Yang; Guangcheng Xi

doi:10.1039/c8cc05102j

Metallic carbide nanoparticles as stable and reusable substrates for sensitive surface-enhanced Raman spectroscopy

Chem Commun (Camb). 2018 Sep 25;54(77):10843-10846. doi: 10.1039/c8cc05102j.

Authors

Hua Bai¹, Wei Liu, Wencai Yi, Xinshi Li, Junfeng Zhai, Junfang Li, Jingyao Liu, Haifeng Yang, Guangcheng Xi

Affiliation

¹ Institute of Industrial and Consumer Product Safety Institution Chinese Academy of Inspection and Quarantine, No. 11, Ronghua South Road, Beijing 100176, P. R. China. xiguangcheng@caiq.gov.cn.

PMID: 30198546
DOI: 10.1039/c8cc05102j

Abstract

We demonstrate for the first time that metallic carbide nanoparticles with a strong localized surface plasmon resonance (LSPR) effect could be used as SERS substrates to detect trace substances. They achieve a noble metal-comparable enhancement factor of 6.4 × 107.