| Reference Label | Details |
|---|---|
| note unc | The quoted uncertainty appeared to correspond to one std dev. and was multiplied by 2 to come closer to the desired 95% confidence limit |
| Begemann 1983 | M. H. Begemann, C. S. Gudeman, J. Pfaff, and R. J. Saykally, Phys. Rev. Lett. 51, 554-557 (1983) Detection of the Hydronium Ion (H3O+) by High-Resolution Infrared Spectroscopy |