Discovery of the neutron
id:
discovery-of-the-neutron-170-29622
title:
Discovery of the neutron
text:
The discovery of the neutron and its properties was central to the extraordinary developments in atomic physics in the first half of the 20th century. Early in the century, Ernest Rutherford developed a crude model of the atom, based on the gold foil experiment of Hans Geiger and Ernest Marsden. In this model, atoms had their mass and positive electric charge concentrated in a very small nucleus. By 1920, isotopes of chemical elements had been discovered, the atomic masses had been determined to
brand slug:
wiki
category slug:
encyclopedia
description:
Scientific background leading to the discovery of subatomic particles
original url:
https://en.wikipedia.org/wiki/Discovery_of_the_neutron
date created:
2015-03-21T22:20:05Z
date modified:
2024-08-31T18:26:31Z
main entity:
{"identifier":"Q19720529","url":"https://www.wikidata.org/entity/Q19720529"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/7/77/Chadwick_Solvay1933.jpg","width":294,"height":338}
fields total:
13
integrity:
16