Butadiyne anion

Energy levels, transition frequencies and Einstein A coefficients are from CDMS, version 3 of January 2009. Collisional rates with ortho and para H2 are from Balança et al (2021) and were calculated for temperatures in the range from 5 to 100 K including energy levels up to J=29 (135 cm-1).

Last update: 2022 August 4. Send comments to moldata@strw.leidenuniv.nl