학술논문

On-Chip Chiral-Field-Enhanced Raman Optical Activity for Biosensing
Document Type
Conference
Source
2022 Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR) Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2022 Conference on. :1-2 Jul, 2022
Subject
Components, Circuits, Devices and Systems
Engineered Materials, Dielectrics and Plasmas
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Biomedical optical imaging
Measurement by laser beam
Lasers and electrooptics
Silicon
System-on-chip
Nanobioscience
Optical arrays
Language
Abstract
We demonstrate on-chip chiral-field-enhanced Raman optical activity (ROA) by tailoring a dark mode excited in a silicon nanodisk array. We show >100x enhanced chiral light-molecule interaction with negligible artifacts for ROA measurement of biological enantiomers.