Observed α-decay chains (IMAGE) Chinese Academy of Sciences Headquarters Caption Fig. 2. Observed α-decay chains for the new isotope <sup>214</sup>U. Credit Physical Review Letters Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.