Proton

:For alternative meanings see proton (disambiguation).

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The proton was discovered in 1918 by Ernest Rutherford. He noticed that when alpha particles were shot into nitrogen gas, his scintillation detectors showed the signatures of hydrogen nuclei. Rutherford determined that the only place this hydrogen could have come from was the nitrogen, and therefore nitrogen must contain hydrogen nuclei. He thus suggested that the hydrogen nucleus, which was known to have an atomic number of 1, was an elementary particle.

1918: 1918 was a common year starting on Tuesday of the Gregorian calendar (see link for calendar) or a common year starting on Wednesday of the Julian calendar....

Ernest Rutherford: Ernest Rutherford, 1st Baron Rutherford of Nelson, OM, FRS (30 August 1871?19 October 1937) was a New Zealand chemist and physicist who became known as the father of nuclear physics. In early work he discovered the concept of radioactive half life, proved that radioactivity involved the transmutatio...

Alpha particle: Alpha particles or alpha rays (named after the first letter in the greek alphabet) are a form of particle radiation which are highly ionizing and have low penetration. They consist of two protons and two neutrons bound together into a particle that is identical to a helium nucleus, and can be writte...

Proton related Images and Photos (experimental)

Ghostbusters Proton Pack Backpack

Nerf Vortex Proton Disc Blaster