Record Label : surface_radioactivity_content_of_239Np
Record Title : Surface Radioactivity Content of 239Np
CF Standard Name : surface_radioactivity_content_of_239Np
Record Description : The surface called "surface" means the lower boundary of the atmosphere. "Content" indicates a quantity per unit area. "Radioactivity" means the number of radioactive decays of a material per second. "Np" means the element "neptunium" and "239Np" is the isotope "neptunium-239" with a half-life of 2.35e+00 days.
Canonical Units : Bq m-2