nuclear reaction cross section

unit: m2
https://doi.org/10.1351/goldbook.09375
Cross section at a given beam energy and emission direction of the detected product for a particular nuclear reaction per atom.
Note: SI unit m2. Commonly used unit barn, 1 barn=1028 m2.
Source:
PAC, 2020, 92, 1781. (Glossary of methods and terms used in surface chemical analysis (IUPAC Recommendations 2020)) on page 1834 [Terms] [Paper]