Systematics of reduced widths (IMAGE) Chinese Academy of Sciences Headquarters Caption Fig. 3. Systematics of reduced widths for the α-decay of even-even 84 ? Z ? 94 nuclei as a function of neutron number (a) and NpNn value (b). 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.