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Co-precipitation behaviour of single atoms of rutherfordium in basic solutions
All superheavy elements (SHEs), with atomic numbers (Z) ≥104, have been artificially synthesized one atom at a time and their chemical properties are largely unknown. Because these heavy nuclei have short lifetim...
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Article
X-ray pum** of the 229Th nuclear clock isomer
The metastable first excited state of thorium-229, 229mTh, is just a few electronvolts above the nuclear ground state1–4 and is accessible by vacuum ultraviolet lasers. The ability to manipulate the 229Th nuclear...