High-Aspect-Ratio Free-Standing Membrane Waveguides for Mid-Infrared Nanophotonics

Autor: Anurup Datta, Sebastián Alberti, Astrid Aksnes, Marek Vlk, Jana Jágerská, Ganapathy Senthil Murugan
Rok vydání: 2021
Předmět:
Zdroj: Conference on Lasers and Electro-Optics.
DOI: 10.1364/cleo_si.2021.stu1a.2
Popis: Nanophotonic devices for optical sensing often display poor evanescent field interaction. We demonstrate a suspended thin-film waveguide with stronger light–analyte interaction than a free-space beam, as verified by detecting acetylene at 2566 nm.
Databáze: OpenAIRE