Experimental realization of a two-photon four-qubit cluster state from a single Bell-state photon pair
Hee Su Park, Jaeyoon Cho, Jong Moon Park, Jae Yong Lee, Dong Hoon Lee, Sang-Kyung Choi · 2007
A novel scheme based on linear optics generates a two-photon four-qubit cluster state from a single Bell-state photon pair. Preliminary experimental results show quantum correlations between polarization-path qubits, and path-path qubits, respectively.