The plight of Fatima Khatun
17/10/2026
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It was synthesized in 1976 by a Soviet team led by Y. Oganessian at the Joint Institute for Nuclear Research at Dubna, who produced isotope 261Bh with a half-life of 1-2 ms (later data gave a half life of around 10 ms). They did this by bombarding bismuth-204 with heavy nuclei of chromium-54.