Test of quantum nonlocality via vector meson decays to $K_S{K}_S$

Pei-Cheng Jiang, Xuan Wang, Da-Yong Wang

In the system of a pair of quantum-entangled neutral kaons from meson decays, when one kaon collapses into the $K_S$ state, the other will collapse instantaneously into the $K_L$ s…