Boosting chiral amplification in plasmon-coupled circular dichroism using discrete silver nanorods as amplifiers

Wenhe Wang; Fengxia Wu; Yanqun Zhang; Wenli Wei; Wenxin Niu; Guobao Xu

doi:10.1039/d1cc01891d

Boosting chiral amplification in plasmon-coupled circular dichroism using discrete silver nanorods as amplifiers

Chem Commun (Camb). 2021 Jul 27;57(60):7390-7393. doi: 10.1039/d1cc01891d.

Authors

Wenhe Wang¹, Fengxia Wu¹, Yanqun Zhang¹, Wenli Wei¹, Wenxin Niu¹, Guobao Xu¹

Affiliation

¹ State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, P. R. China. niuwx@ciac.ac.cn guobaoxu@ciac.ac.cn and University of Science and Technology of China, Hefei 230026, P. R. China.

PMID: 34223840
DOI: 10.1039/d1cc01891d

Abstract

Remarkable chiral amplification in plasmon-coupled circular dichroism spectroscopy (CD) is demonstrated by using discrete Ag nanorods as amplifiers. An unprecedented CD enhancement factor of over 3000 times is achieved without resonant or near-resonant exciton-plasmon couplings.