cage effect

https://doi.org/10.1351/goldbook.C00771
When in a condensed phase, or in a dense gas, @[email protected] molecules come together, or species are formed in proximity to one another, and are caged in by surrounding molecules, they may undergo a set of collisions known as an @[email protected]; the term '@[email protected] effect' is then applied.
The @[email protected] effect is also known as the Franck–Rabinowitch effect.
See also:
cage
Source:
PAC, 1996, 68, 149. (A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)) on page 155 [Terms] [Paper]