Californium

2 definitions found

From WordNet (r) 2.0 [wn]:

  californium
       n : a radioactive transuranic element; discovered by bombarding
           curium with alpha particles [syn: {Cf}, {atomic number 98}]

From Elements database 20001107 [elements]:



  californium
  Symbol: Cf
  Atomic number: 98
  Atomic weight: (249)
  Radioactive metallic transuranic element. Belongs to actinoid series.
  Cf-251 has a half life of about 700 years. Nine isotopes are known.
  Cf-252 is an intense {neutron} source, which makes it an intense
  {neutron} source and gives it a use in {neutron} activation analysis
  and a possible use as a radiation source in medicine. First produced
  by Glenn T. Seaborg and associates in 1950.