EntityQ5617071· pop 14· linked from 8 articlesPlanck postulateSign in to savethe postulate that the energy of oscillators in a black body is quantized in multiples of the frequency multiplied by the Planck constantConnectionsAlbert EinsteinPersonatomEntityhydrogenEntityQ7085EntityMax PlanckEntityquantum mechanicsEntityaxiomEntityphotoelectric effectEntityPlanck constantEntityelectromagnetic spectrumEntityblack bodyEntityoscillationEntityclassical physicsEntityemission spectrumEntityPlanck's lawEntityCompton scatteringEntityRydberg constantEntityPlanck–Einstein relationEntityCategoriesFoundational quantum physicsMax Planck