KnowraQuantum vacuum stateLinked fromLinked fromThe 12 pages that link to Quantum vacuum state, each with the reason it gives.All 12Broader topic 1Related 5Narrower topic 6Cosmological constant problemRelated: Its properties underlie estimates of vacuum energy.Spontaneous emissionRelated: Vacuum field modes enable emission even when no external light is present.Quantum fieldRelated: Its physical structure complicates the simple picture of empty space.Quantum field theory in curved spacetimeRelated: Curved or time-dependent geometry can make vacuum definitions observer-dependent.Virtual particleRelated: Vacuum diagrams and field correlations are sometimes loosely described using virtual-particle language.