K mesons

GPTKB entity

Statements (51)
Predicate Object
gptkbp:instance_of gptkb:mecha
gptkbp:associated_with strangeness quantum number
gptkbp:charging_time neutral or charged
gptkbp:composed_of quark-antiquark pairs
gptkbp:conservation_status violates certain conservation laws
gptkbp:first_appearance gptkb:C._A._Baker
https://www.w3.org/2000/01/rdf-schema#label K mesons
gptkbp:interacts_with weak interactions
gptkbp:is_observed_in particle accelerators
cosmic rays
gptkbp:lifespan approximately 10^-10 seconds
gptkbp:mass approximately 494 Me V/c²
gptkbp:mode gptkb:observatory
photons
muons
pions
semileptonic decay
K+ to e+ + νe
K+ to μ+ + νμ
K+ to π+ + π0
K+ to π+ + π0 + π0
K+ to π+ + π0 + π0 + π0
K+ to π+ + π− + π0
K+ to π+ + π− + π0 + π0 + π0
K+ to π+ + π− + π0 + π0 + π0 + π0
K+ to π+ + π− + π0 + π0 + π0 + π0 + π0
K0 to e+ + e−
K0 to μ+ + μ−
K0 to π+ + π−
K0 to π+ + π− + π0
K0 to π+ + π− + π0 + π0
K0 to π+ + π− + π0 + π0 + π0
K0 to π+ + π− + π0 + π0 + π0 + π0
K0 to π+ + π− + π0 + π0 + π0 + π0 + π0
K0 to π0 + π0
K0 to π0 + π0 + π0
K0 to π+ + π− + π0 + π0 + π0 + π0 + π0 + π0
K+ to π+ + π− + π0 + π0 + π0 + π0 + π0 + π0
gptkbp:named_after gptkb:K_meson
gptkbp:produced_by high-energy collisions
gptkbp:related_to gptkb:B_mesons
gptkb:Kaon
strange quark
gptkbp:role CP violation studies
gptkbp:scientific_classification neutral K mesons and charged K mesons
gptkbp:symbol gptkb:K
gptkbp:type gptkb:physicist
gptkbp:used_in particle physics experiments
gptkbp:year_created 1947
gptkbp:bfsParent gptkb:φ_meson
gptkbp:bfsLayer 5