Record Label : surface_radioactivity_content_of_149Sm
Record Title : Surface Radioactivity Content of 149Sm
CF Standard Name : surface_radioactivity_content_of_149Sm
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. "Sm" means the element "samarium" and "149Sm" is the isotope "samarium-149" with a half-life of 3.65e+18 days.
Canonical Units : Bq m-2