Photon-Pair SourcePhoton-Pair SourceEvaluationphoton-pair sources in quantum optics.Evaluating the efficiency ofQuantum PhysicsEvaluating Photon-Pair Sources in Quantum OpticsA concise overview of photon-pair sources and their evaluation in quantum optics.2025-09-18T14:26:27+00:00 ― 6 min read