centrifugal barrier

https://doi.org/10.1351/goldbook.C00934
In a reaction without an electronic energy barrier, or its reverse, the rotational energy of the @[email protected] gives rise to a @[email protected], which is known as the centrifugal barrier.
Source:
PAC, 1996, 68, 149. (A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)) on page 156 [Terms] [Paper]