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Boosting chiral amplification in plasmon-coupled circular dichroism using discrete silver nanorods as amplifiers
Wenhe Wang1, Fengxia Wu1, Yanqun Zhang1
1State 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.
Chemical Communications (Cambridge, England)
|July 5, 2021
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.
