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californium

n. 卡

卡

WordNet (r) 3.0 (2006) (WordNet)

californium
n 1: a radioactive transuranic element; discovered by bombarding
curium with alpha particles [synonym: {californium}, {Cf},
{atomic number 98}]

The Elements Database (element)

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.

English-Spanish (Internet Dictionary Project)

californio[Noun]

English-Italian (Internet Dictionary Project)

californio[Noun]

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californium	查看　californium　在Google字典中的解释	Google英翻中〔查看〕
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