fluence
noun
flu·ence
| \ ˈflüən(t)s\
plural -s
Definition of fluence
1
: the number of particles (such as photons or neutrons) incident on a sphere divided by the cross-sectional area of the sphere : the total number of particles per unit area with which a material is irradiated
particle fluence
2
: the sum of the energies of the particles of a fluence : the energy per unit area contained in the particles with which a material is irradiated
energy fluence
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