Assertion: nuclear transmutation | /r/HasProperty | achieved by rutherford's colleagues
Facets:
value: in 1932
type: TEMPORAL
Source sentences:
text: In 1932, a fully artificial nuclear reaction and nuclear transmutation was achieved by Rutherford's colleagues John Cockcroft and Ernest Walton, who used artificially accelerated protons against lithium-7 to split the nucleus into two alpha particles.