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The atomic nucleus is constructed from protons and neutrons, which are slightly heavier than protons. An isotope is defined by two characteristics: the atomic number Z and the mass number A (rounded whole-number).

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Structure of the Atomic Nucleus

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  • 发表日期：

    2026年

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  • Wolfgang Osterhage

摘要

The atomic nucleus is constructed from protons and neutrons, which are slightly heavier than protons. An isotope is defined by two characteristics: the atomic number Z and the mass number A (rounded whole-number).