…Atomic nuclei with the same mass number (usually slightly different) and different atomic numbers (charges) are called isobars, isobars, or isobars. Protons and neutrons are isobars with mass number 1. … From [Nucleus] The mass of an atom is determined by its mass , and the atomic number of that atom is determined by its mass. *Some of the terminology explanations that mention "Isovar" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…原子核で質量数が等しく(一般には少し異なる),原子番号(荷電)の異なるものは同重体,同重核,あるいはアイソバールisobarと呼ばれる。陽子と中性子は質量数が1の同重体である。… 【原子核】より…大きさは重いもので半径10-12cm程度である。なお,質量数が等しく原子番号の異なる原子核を,同重核またはアイソバールisobarと呼ぶが,一般には同重体の質量はわずかに異なっている。 ※「アイソバール」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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