can ignite in air when finely divided. All known thorium isotopes are unstable. The most stable isotope, 232Th, has a half-life of 14.05 billion years,...
136 KB (15,975 words) - 05:51, 18 August 2024
This list contains fictional chemical elements, materials, isotopes or subatomic particles that either a) play a major role in a notable work of fiction...
99 KB (2,109 words) - 22:03, 28 August 2024
concentrations of fissile isotopes in order to sustain a chain reaction. They are also capable of breeding fissile isotopes from fertile materials; a...
70 KB (9,856 words) - 00:15, 20 August 2024
Praseodymium (section Isotopes)
isotopes lighter than 141Pr is positron emission or electron capture to isotopes of cerium, while that of heavier isotopes is beta decay to isotopes of...
37 KB (4,830 words) - 15:00, 19 August 2024
Plutonium (section Isotopes and nucleosynthesis)
known isotopes of plutonium range in mass number from 228 to 247. The main decay modes of isotopes with mass numbers lower than the most stable isotope, 244Pu...
139 KB (14,903 words) - 06:55, 24 August 2024