Although near-infrared sources and sub-terahertz sources ... have been demonstrated with 25% tuning range in the 9-μm region, and continuous-wave external-cavity systems with 7% tuning range ...
The new molecule was exhaustively characterized and was found not to absorb in the visible region of the spectrum but to absorb near-infrared light, as planned. "A somewhat similar molecule ...
"For over 20 years, we've known what happens in the radio and what happens in the near infrared ... But now, the JWST can detect this mid-infrared region — the part of the spectrum humans ...