Chemical Physics2026-01-171 minarXiv:2601.11856expressHow to Catch an Excited MoleculeWhen a molecule absorbs light, it doesn't just heat up: it transitions into a special, excited state. Its electrons rearrange, like musicians who, after a loud chord, start playing a new melody.Swati S. Priyadarsini·Karthik Gururangan·Piotr PiecuchErwin SchrödingerWolfgang PauliMarie Curiemolecular property predictionexcited state👍👎☆SimplePopularAdvanced