Assertion: einsteinium's isotope | /r/AtLocation | small amounts
Facets:
value: by bombarding heavy actinides
type: MANNER
Source sentences:
text: Today, the most common isotope of the element, einsteinium-253, is synthesized in a few dedicated high power nuclear reactors from the decay of californium-253, while other isotopes are produced in small amounts by bombarding heavy actinides with light ions.