|
gptkbp:instance_of
|
gptkb:mecha
|
|
gptkbp:charging_time
|
gptkb:0
|
|
gptkbp:composed_of
|
gptkb:theorem
quark-antiquark pair
|
|
gptkbp:created_by
|
strong force interactions
|
|
gptkbp:discovered_by
|
gptkb:C._A._Baker
|
|
gptkbp:financial_performance
|
gptkb:theorem
|
|
gptkbp:has_ability
|
gptkb:theorem
|
|
gptkbp:has_color
|
gptkb:0
|
|
gptkbp:has_symbol
|
π
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
π meson
|
|
gptkbp:is_a
|
gptkb:weapon
pseudovector particle
|
|
gptkbp:is_involved_in
|
decay processes
scattering processes
|
|
gptkbp:is_observed_in
|
cosmic rays
|
|
gptkbp:is_part_of
|
strong interaction
meson classification
pion family
|
|
gptkbp:is_related_to
|
gptkb:nebula
strong nuclear force
kaon
nucleon
|
|
gptkbp:is_studied_in
|
gptkb:political_movement
accelerator physics
|
|
gptkbp:is_used_in
|
particle physics experiments
nuclear physics research
|
|
gptkbp:lifespan
|
2.6 × 10^-8 s
|
|
gptkbp:mass
|
0.13957 kg
|
|
gptkbp:mode
|
gptkb:observatory
multiple
muon
|
|
gptkbp:produced_by
|
high-energy collisions
nuclear reactions
|
|
gptkbp:recognizes
|
particle detectors
|
|
gptkbp:river
|
gptkb:theorem
|
|
gptkbp:roll_rate
|
gptkb:0
|
|
gptkbp:set_in
|
gptkb:Standard_Model_of_particle_physics
high-energy physics
|
|
gptkbp:year_created
|
1947
|
|
gptkbp:bfsParent
|
gptkb:B_meson_family
|
|
gptkbp:bfsLayer
|
5
|