リバモリウム
(エカポロニウム から転送)
出典: フリー百科事典『ウィキペディア（Wikipedia）』 (2023/10/20 04:56 UTC 版)
リバモリウム (Livermorium) は、元素記号Lv、原子番号116の合成元素である。また、超重元素のひとつでもある。放射性が非常に強いため研究室でしか作られず天然には観察されない。2000年から2006年に行われた実験でロシア連邦のドゥブナ合同原子核研究所(JINR)とアメリカ合衆国のローレンス・リバモア国立研究所(LLNL)の共同でリバモリウムを発見した質量数290から293の4つの同位体が知られ、最も寿命が長いものはリバモリウム293で、半減期は約60ミリ秒である。質量数294の5番目の同位体が報告されているが、確認はされていない。
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[続きの解説]
「リバモリウム」の続きの解説一覧
- 1 リバモリウムとは
- 2 リバモリウムの概要
- 3 名称
- 4 実験化学
- エカポロニウムのページへのリンク
