energy storage efficiency, η in radiochemistry, in radiochemistry

https://dx.doi.org/10.1351/goldbook.E02114
The rate of the Gibbs energy storage in an endothermic photochemical reaction divided by the incident irradiance.
See also: efficiency
Source:
PAC, 1996, 68, 2223 (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2240