Semi-empirical mass formula
= Semi-empirical mass formula
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The <semi-empirical mass formula> approximates <nuclear binding energy> using volume, surface, electrostatic, neutron-proton asymmetry, and <nuclear pairing> contributions. At fixed <mass number>, its quadratic dependence on <atomic number> gives a <nuclear mass parabola>. It describes broad trends and does not resolve individual <nuclear shell> effects.