Assertion: bohrium's isotope | /r/HasProperty | synthesized
Facets:
value: indirectly
type: MANNER
value: from the decay of 277cn
type: TEMPORAL
Source sentences:
text: The first isotope to be synthesized was 262Bh in 1981.
text: The first isotope to be synthesized was 262Bh in 1981.
text: The first isotope to be synthesized was 262Bh in 1981.
text: The first isotope to be synthesized was 265Hs in 1984.
text: The first isotope to be synthesized was 266Mt in 1982, and this is also the only isotope directly synthesized; all other isotopes are only known as decay products of heavier elements.
text: The first isotope to be synthesized was 289Fl in 1999.
text: The first isotope to be synthesized was 262Bh in 1981.
text: The most stable isotope of bohrium, number 267, that has been synthesized has a half life of only 22 seconds.
text: The first isotope to be synthesized was 265Hs in 1984.
text: However, when this isotope is indirectly synthesized from the decay of 277Cn, only alpha particles with energy 9.21 MeV have been observed, indicating that this decay occurs from an isomeric level.