Some notes about shielding materials

go back

Iron

• Naturally occurring iron consists of four stable isotopes: 5.845% of 54Fe, 91.754% of 56Fe, 2.119% of 57Fe and 0.282% of 58Fe. [Wikipedia http://en.wikipedia.org/wiki/Iron]

• FE-56(G,X),SIG Sum of all reactions not given explicitly in another MT number [NNDC http://www.nndc.bnl.gov/]