Quantum nonlocality of multi-mode entangled state in phase space
Gao‐xiang Li, Zhi Gao Zhao, Jin-sheng Peng, Mingsheng Zhan · Journal of Modern Optics · 2002
We show that multi-mode entangled states in which all photons are equally entangled with each other violates Bell-type inequalities indicating quantum nonlocality. The degree of nonlocality of these entangled states increases with increasing number of modes.