Trace Gas Detection through Spectroscopy Using Thin-Film Waveguides with Extraordinarily Confined Guided Light

Anurup Datta,Marek Vlk,Sebastián Albertí,Henock D. Yallew,Ganapathy Senthil Murugan,Jana Jágerská

Trace Gas Detection through Spectroscopy Using Thin-Film Waveguides with Extraordinarily Confined Guided Light

2020

Anurup Datta
Marek Vlk
Sebastián Albertí
Henock D. Yallew
Ganapathy Senthil Murugan
Jana Jágerská

Spectroscopic measurements of acetylene are performed with chip-integrated thin-film membrane waveguides based on Ta2Os platform in MIR. Results show an excellent fit with the theoretical database and promise outstanding sensing performance with an on-chip device.

Keywords:

Thin film
Spectroscopy
Waveguide (electromagnetism)
Waveguide
Optoelectronics
Trace gas
Acetylene
Membrane
Materials science

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