molecular stopping power

molecular stopping power

[mə′lek·yə·lər ′stäp·iŋ ‚pau̇·ər]
(nucleonics)
For an ionzing particle passing through a compound, the particle's energy loss per molecule within a unit area normal to the particle's path; equal to the linear energy transfer (energy loss per unit path length) divided by the number of molecules per unit volume.
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