Troe expression

https://doi.org/10.1351/goldbook.T06517
A semiempirical description of the @R05137@ for a specific three body reaction [e.g. T06517.png] which represents well its pressure and temperature dependence in the region of transition between second and third order kinetics.
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2218 [Terms] [Paper]