[1] A Aspect, P Grangier, G Roger. Experimental realization of Einstein-Podolsky-Rosen-Bohm Gedanken experiment — A new violation of Bell inequalitites. Phys Rev Lett, 49, 91(1982).

[2] R Blatt, D Wineland. Entangled states of trapped atomic ions. Nature, 453, 1008(2008).

[3] P Neumann, N Mizuochi, F Rempp et al. Multipartite entanglement among single spins in diamond. Science, 320, 1326(2008).

[4] M D Shulman, O E Dial, S P Harvey et al. Demonstration of entanglement of electrostatically coupled singlet-triplet qubits. Science, 336, 202(2012).

[5] K C Lee, M R Sprague, B J Sussman et al. Entangling macroscopic diamonds at room temperature. Science, 334, 1253(2011).

[6] X Chen, u X Lu, S Dubey et al. Entanglement of single-photons and chiral phonons in atomically thin WSe₂. Nat Phys, 15, 221(2018).