Larger-Than-Unity External Optical Field Confinement Enabled by Metamaterial-Assisted Comb Waveguide for Ultrasensitive Long-Wave Infrared Gas Spectroscopy

• Main Authors: Liu, Weixin, Ma, Yiming, Liu, Xinmiao, Zhou, Jingkai, Xu, Cheng, Dong, Bowei, Lee, Chengkuo
• Other Authors: ELECTRICAL AND COMPUTER ENGINEERING
• Format: Article
• Language: English
• Published: AMER CHEMICAL SOC 2023
• Subjects: Science & Technology; Physical Sciences; Technology; Chemistry, Multidisciplinary; Chemistry, Physical; Nanoscience & Nanotechnology; Materials Science, Multidisciplinary; Physics, Applied; Physics, Condensed Matter; Chemistry; Science & Technology - Other Topics; Materials Science; Physics; absorption spectroscopy; waveguide sensors; long-wave infrared; all-dielectric metamaterial; silicon photonics; ABSORPTION-SPECTROSCOPY; SENSOR; BEAMSPLITTER; DESIGN; SLOT
• Online Access: https://scholarbank.nus.edu.sg/handle/10635/239153
• Institution: National University of Singapore

10.1021/acs.nanolett.2c01198