🔬 Discovery

Semi-empirical mass formula

Fórmula semiempírica de masas

Date
1935 · confidence high
Place
Leipzig, Germany
Credited to
Carl Friedrich von Weizsäcker
Field
Cosmos & Earth

What was discovered

Formula that approximates the mass of an atomic nucleus from its number of protons and neutrons, based on the liquid-drop model; formulated by Carl Friedrich von Weizsäcker.

What it led to

  • The liquid-drop model of the atomic nucleus
  • Prediction of nuclear binding energy and fission
  • The nuclear shell model (magic numbers)

Links

Sources✓ verified 2026-09-28