High mass resolution spectrometer for isotope seperator on line(ISOL) in(Beijing) radioactive ion-beam facilities(BRIF) project requires mass resolving power of(20 000).
Radioactive nuclides are solidified at crystal lattice as one part of crystalloid by zirconolite-rich synroc, which greatly enhances the long-term safety of radioactive waste disposing.
Disposal of wastes with radioactivity and other radioactive substances on the sea is forbidden. The exemptible radioactive content in the wastes shall be determined by the State Council.
We found that pitchblende contains at least two radioactive materials, one of which, accompanying bismuth, has been given the name polonium, while the other, paired with barium, has been called radium.