Quantum vacuum (disambiguation)

The quantum vacuum state or simply quantum vacuum refers to the quantum state with the lowest possible energy.

Quantum vacuum may also refer to:


 * Quantum chromodynamic vacuum (QCD vacuum), a non-perturbative vacuum
 * Quantum electrodynamic vacuum (QED vacuum), a field-theoretic vacuum
 * Quantum vacuum (ground state), the state of lowest energy of a quantum system
 * Quantum vacuum collapse, a hypothetical vacuum metastability event
 * Quantum vacuum expectation value, an operator's average, expected value in a quantum vacuum
 * Quantum vacuum energy, an underlying background energy that exists in space throughout the entire Universe
 * The Quantum Vacuum, a physics textbook by Peter W. Milonni