Assertion: atom's charge | /r/CapableOf | concentrate in small nucleus
Facets:
value: very
type: DEGREE
Source sentences:
text: In 1911, although he could not prove that it was positive or negative, he theorized that atoms have their charge concentrated in a very small nucleus, and thereby pioneered the Rutherford model of the atom, through his discovery and interpretation of Rutherford scattering by the gold foil experiment of Hans Geiger and Ernest Marsden.