slowing-down density

slowing-down density

[¦slō·iŋ ¦dau̇n ′den·səd·ē]
(nucleonics)
A measure of the rate at which neutrons lose energy in a nuclear reactor through collisions; equal to the number of neutrons that fall below a given energy per unit volume per unit time.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Mentioned in ?