epithermal neutrons

https://doi.org/10.1351/goldbook.E02170
Neutrons of @K03402@ greater than that of thermal agitation. The term is often restricted to energies just above thermal.
Source:
PAC, 1994, 66, 2513. (Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)) on page 2522 [Terms] [Paper]