EntityQ2639620· pop 19· linked from 49 articlescharmSign in to saveflavour quantum number representing the difference between the number of charm quarks and charm antiquarks that are present in a particleConnectionscharm quarkEntityflavourEntityCabibbo–Kobayashi–Maskawa matrixEntityelectric chargeEntityelectromagnetismEntityquarkEntitydigital object identifierEntitystrong interactionEntityInternational Standard Serial NumberEntityweak interactionEntityparticle physicsEntityQ180686EntitybibcodeEntityquantum numberEntityQ229883Entitybaryon numberEntityisospinEntitylepton numberEntitystrangenessEntitychargeEntityCategoriesFlavour (particle physics)Quarks