Infrared (IR) Spectroscopy: Overview
IR Spectrometers
The Electromagnetic Spectrum
You might also read
Articles linked to this work by shared authors, journal, and citation graph.
Updated: Mar 8, 2026

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing
Published on: March 22, 2019
Researchers achieved tunable mid-infrared wavelength conversion using chalcogenide glass (As2Se3) microwires. This all-fiber method enabled broad tuning ranges for generated idlers and parametric sidebands, setting new records for soft glass materials.
Area of Science:
Background:
Purpose of the Study:
Main Methods:
Main Results:
Conclusions: