Note: unless otherwise stated, the broadening coefficients for the principal (most abundant) isotopologue can be used for other isotopologues of the same molecule.

• 31P-1H3__H2.broad [2.2 KB]
  PH3 - H2 pressure broadening parameters (main isotopologue), where code c1 means the quantum numbers are J" and K"
• 31P-1H3__He.broad [2.4 KB]
  PH3 - He pressure broadening parameters (main isotopologue), code c1 means the quantum numbers are J" and K"
• 31P-1H3__air.broad
  PH3 - air pressure broadening parameters (main isotopologue).

References

1. Kleiner, I., Tarrago, G., Cottaz, C., Sagui, L., Brown, L. R., Poynter, R. L., Pickett, H. M., Chen, P., Pearson, J. C., Sams, R. L., et al., "NH₃ and PH₃ line parameters: the 2000 HITRAN update and new results", Journal of Quantitative Spectroscopy and Radiative Transfer 82, 293-312 (2003). [link to article][03KlTaCo.PH3]
2. Levy, A., Lacome, N., Tarrago, G., "Hydrogen and helium broadening of phosphine lines", Journal Molecular Spectroscopy 157, 172-181 (1993). [link to article][93LeLaTa.PH3]
3. Sergent-Rozey, M., van Thanh, N., Rossi, I., Lacome, N., Levy, A., "Collisional broadening and line intensities in the pure rotational spectrum of PH₃", Journal Molecular Spectroscopy 131, 66-76 (1988). [link to article][88SevaRo.PH3]
4. Salem, J., Bouanich, J.-P., Walrand, J., Aroui, H., Blanquet, G., "Hydrogen line broadening in the ν₂ and ν₄ bands of phosphine at low temperature", Journal Molecular Spectroscopy 228, 23-30 (2004). [link to article][04SaBoWa.PH3]
5. Salem, J., Bouanich, J.-P., Walrand, J., Aroui, H., Blanquet, G., "Helium- and argon-broadening coefficients of phosphine lines in the ν₂ and ν₄ bands", Journal Molecular Spectroscopy 232, 247-254 (2005). [link to article][06SaBoWa.PH3]
6. Guest, E.R., Tennyson, J., Yurchenko, S.N., "Modelling the Rotational Dependence of Line Broadening using Machine Learning", Journal of Molecular Spectroscopy 401, 111901 (2024). [link to article]