|
gptkbp:instance_of
|
gptkb:isotope
|
|
gptkbp:bfsLayer
|
6
|
|
gptkbp:bfsParent
|
gptkb:neptunium
gptkb:Neptunium-237
|
|
gptkbp:color
|
silvery metallic
|
|
gptkbp:composed_of
|
metallic
neutron capture in reactors
|
|
gptkbp:discovered_by
|
gptkb:Glenn_T._Seaborg
|
|
gptkbp:dissolved
|
insoluble in water
|
|
gptkbp:electronegativity
|
[ Rn] 5f^3 6d^0 7s^2
|
|
gptkbp:environmental_impact
|
radioactive waste
|
|
gptkbp:financial_performance
|
gptkb:theorem
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Np-237
|
|
gptkbp:is_a_fusion_of
|
gptkb:battle
|
|
gptkbp:is_found_in
|
spent nuclear fuel
nuclear waste repositories
|
|
gptkbp:is_part_of
|
nuclear physics
nuclear chemistry
radioactive isotopes
nuclear fuel cycle
actinide series
transuranium elements
fissile materials
|
|
gptkbp:is_used_in
|
radiopharmaceuticals
nuclear batteries
research reactors
|
|
gptkbp:isotopes
|
gptkb:Pu-241
gptkb:theorem
gptkb:Neptunium
93
1000 barns
1.1 barns
|
|
gptkbp:lifespan
|
2.144 days
|
|
gptkbp:mass
|
gptkb:237
|
|
gptkbp:melting_point
|
4130 ° C
910 ° C
|
|
gptkbp:mode
|
gptkb:U-233
alpha decay
Pa-233
|
|
gptkbp:parent
|
gptkb:Pu-241
|
|
gptkbp:population
|
20.45 g/cm³
|
|
gptkbp:roll_rate
|
5/2
|
|
gptkbp:safety_features
|
radioactive toxicity
|
|
gptkbp:social_structure
|
+3, +4, +5, +6
|
|
gptkbp:storage
|
shielded containers
|
|
gptkbp:symbol
|
Np
|
|
gptkbp:uses
|
nuclear reactors
nuclear waste management
neutron capture therapy
|
|
gptkbp:was_a_response_to
|
reacts with halogens
|
|
gptkbp:year_created
|
gptkb:1940
|