Atomic nucleus
Appearance
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The nucleus is the very dense region consistin o protons an neutrons at the centre o an atom. It wis discovered in 1911 as a result o Ernest Rutherford's interpretation o the 1909 Geiger–Marsden gowd foil experiment performed bi Hans Geiger an Ernest Marsden unner Rutherford's direction. The proton–neutron model o nucleus wis proponed bi Dmitry Ivanenko in 1932.[1] Almaist aw o the mass o an atom is locatit in the nucleus, wi a very smaa contreibution frae the electron clood.
References
[eedit | eedit soorce]- ↑ Bernard Fernandez and Georges Ripka (2012). "Nuclear Theory After the Discovery of the Neutron". Unravelling the Mystery of the Atomic Nucleus: A Sixty Year Journey 1896 — 1956. Springer. p. 263. ISBN 9781461441809. Retrieved 15 Februar 2013.
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