# Resolve RDF Terms

quantitykind:Kerma
http://qudt.org/vocab/quantitykind/Kerma

### Recommended prefix

quantitykind:

lang:en
Kerma
lang:""
http://en.wikipedia.org/wiki/Kerma_(physics)
lang:""
http://www.iso.org/iso/catalogue_detail?csnumber=31895
lang:""
For indirectly ionizing (uncharged) particles, $$K= \frac{dE_{tr}}{dm}$$, where $$dE_{tr}$$ is the mean sum of the initial kinetic energies of all the charged ionizing particles liberated by uncharged ionizing particles in an element of matter, and $$dm$$ is the mass of that element.
lang:""
"Kerma" is the sum of the initial kinetic energies of all the charged particles liberated by uncharged ionizing radiation (i.e., indirectly ionizing radiation such as photons and neutrons) in a sample of matter, divided by the mass of the sample.