Air-stable plasmonic bubbles as a versatile three-dimensional surface-enhanced Raman scattering platform for bi-directional gas sensing

• Main Authors: Leong, Yong Xiang, Koh, Charlynn Sher Lin, Phan-Quang, Gia Chuong, Tan, Emily Xi, Wong, Zhao Cai, Yew, Wee Liang, Lim, Natalie Bao Ying, Han, Xuemei, Ling, Xing Yi
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2023
• Subjects: Science::Chemistry; Chemical Detection; Raman Scattering
• Online Access: https://hdl.handle.net/10356/166654
• Institution: Nanyang Technological University

Harnessing large hotspot volumes is key for enhanced gas-phase surface-enhanced Raman scattering (SERS) sensing. Herein, we introduce versatile, air-stable 3D 'Plasmonic bubbles' with bi-directional sensing capabilities. Our Plasmonic bubbles are robust, afford strong and homogenous SERS s...