A Low Abundance of 135Cs in the Early Solar System from Barium Isotopic Signatures of Volatile-depleted Meteorites
Gregory A. Brennecka and Thorsten Kleine The Astrophysical Journal Letters, Volume 837, Number 1 Published 2017 March 2 LINK “Precise knowledge of the abundances of short-lived radionuclides at the start of the solar system leads…