gptkbp:instance_of
|
gptkb:isotope
|
gptkbp:application
|
gptkb:medical_imaging
gptkb:research
nuclear reactors
neutron radiography
radiography
|
gptkbp:category
|
actinide
|
gptkbp:color
|
silvery-white
|
gptkbp:composed_of
|
metallic
|
gptkbp:discovered_by
|
gptkb:Glenn_T._Seaborg
|
gptkbp:discovery_year
|
gptkb:1955
|
gptkbp:dissolved
|
soluble in acids
|
gptkbp:electronegativity
|
[ Rn] 5f10 7s2
|
https://www.w3.org/2000/01/rdf-schema#label
|
Californium-255
|
gptkbp:is_part_of
|
actinide series
|
gptkbp:is_used_in
|
gptkb:space_exploration
elemental analysis
nuclear medicine
radiation therapy
nuclear research
material analysis
neutron activation analysis
radiation detection
nuclear science
oil well logging
neutron capture therapy
|
gptkbp:isotopes
|
gptkb:true
98
synthetic
|
gptkbp:knockouts
|
7.6 Me V
|
gptkbp:lifespan
|
2.6 years
|
gptkbp:mass
|
gptkb:255
|
gptkbp:melting_point
|
1470 ° C
900 ° C
|
gptkbp:mode
|
gptkb:Californium-254
|
gptkbp:oxidation_states
|
+3, +4
|
gptkbp:parent
|
Californium-256
|
gptkbp:population_density
|
15.1 g/cm³
|
gptkbp:produced_by
|
neutron bombardment of curium
|
gptkbp:produces
|
nuclear reactors
|
gptkbp:roll_rate
|
7/2
|
gptkbp:safety
|
radioactive toxicity
handling precautions required
|
gptkbp:symbol
|
Cf
|
gptkbp:uses
|
gptkb:Supernova
|
gptkbp:bfsParent
|
gptkb:Californium-252
|
gptkbp:bfsLayer
|
7
|