How one molecule's 'voice' was captured: Infrared light meets scanning tunneling microscopy

When things vibrate, they make sounds. Molecules do too, but at frequencies far beyond human hearing. Chemical bonds stretch, bend, and twist at characteristic rates that fall in the infrared region of the electromagnetic spectrum. Infrared spectroscopy, which measures how lig...

🔗 Read more: https://phys.org/news/2026-02-molecule-voice-captured-infrared-scanning.html

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