Observation of quantum entanglement in top quark pair production in proton-proton collisions at √s=13 TeV - Hayrapetyan, A; Tumasyan, A; Adam, W; Andrejkovic, JW; Bergauer, T; Chatterjee, S; Damanakis, K; Dragicevic, M; Hoang, A; Hussain, PS; Jeitler, M; Krammer, N; et al. (REPORTS ON PROGRESS IN PHYSICS, 2024)