- 4 entanglement 4 quadrature squeezing 4 operator dynamics 2 photon entanglement 2 quantum entanglement 2 second-order correlations 2 заплутування 2 квадратурне стиснення 2 Quantum Optics 1 Quantum optics 1 atomic coherence 1 atoms and molecules 1 bipartite entanglement 1 composite bosons (cobosons, quasibosons) 1 composite fermions (cofermions) 1 correlated photons 1 density matrix 1 entanglement criteria 1 entanglement entropy 1 entanglement swapping 1 mean number of photon pairs 1 mean photon number 1 nondegenerate three-level laser 1 parametric amplifier 1 photon number correlation 1 photon statistics 1 purity 1 quantum features 1 quantum phase transitions 1