Queries, comments, suggestions? Please contact us.



Area Radiology and radiological physics / Dosimetry : general terms, special quantities and units

IEV ref 881-12-51

Symbol
Srad/ρ

en
radiative mass stopping power
the quotient of dErad by the product of ρ and dl, where dErad is the energy lost by a charged particle of specified energy by radiation in traversing a path length dl in a material of density ρ:

S rad ρ = 1 ρ ( dE dl ) rad MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaamaalaaabaGaam4uamaaBaaaleaacaqGYbGaaeyyaiaabsgaaeqaaaGcbaGaeqyWdihaaiabg2da9maalaaabaGaaGymaaqaaiabeg8aYbaadaqadaqaamaalaaabaGaaeizaiaadweaaeaacaqGKbGaamiBaaaaaiaawIcacaGLPaaadaWgaaWcbaGaaeOCaiaabggacaqGKbaabeaaaaa@468B@

Note – The energy losses included are those that produce bremsstrahlung.


fr
pouvoir d'arrêt massique par radiation, m
quotient par le produit ρ dl, de la perte d'énergie par rayonnement d'une particule chargée d'énergie spécifiéе dErad traversant une longueur dl de matière de masse volumique ρ:

S rad ρ = 1 ρ ( dE dl ) rad MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHXgaruavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaamaalaaabaGaam4uamaaBaaaleaacaqGYbGaaeyyaiaabsgaaeqaaaGcbaGaeqyWdihaaiabg2da9maalaaabaGaaGymaaqaaiabeg8aYbaadaqadaqaamaalaaabaGaaeizaiaadweaaeaacaqGKbGaamiBaaaaaiaawIcacaGLPaaadaWgaaWcbaGaaeOCaiaabggacaqGKbaabeaaaaa@468B@

Note – Les pertes d'énergies comprises dans le pouvoir d'arrêt massique par radiation produisent le rayonnement de freinage.


ar
قدرة إيقاف الكتلة المشعة

es
poder de frenado másico por radiación

it
potere frenante massico radiativo

ko
방사질량 저지능

ja
質量放射阻止能

pl
zdolność hamowania radiacyjna masowa

pt
poder de paragem mássico por radiação

sv
massbromsförmåga genom strålningsförluster

zh
质量辐射阻止本领

Publication date: 1983-01
Copyright © IEC 2024. All Rights Reserved.