Fig. 6: Tensor network diagram depicting a maximally entangling orbital rotation circuit. | npj Quantum Information

Fig. 6: Tensor network diagram depicting a maximally entangling orbital rotation circuit.

From: A quantum eigenvalue solver based on tensor networks

Fig. 6: Tensor network diagram depicting a maximally entangling orbital rotation circuit.

A sequence of \(\frac{\pi }{2}\) and \(\frac{\pi }{4}\) orbital rotations transforms the unentangled state \({\left\vert 1\right\rangle }^{\otimes {N}_{A}}\otimes {\left\vert 0\right\rangle }^{\otimes {N}_{B}}\) to a state with maximal Schmidt rank and von Neumann entropy across the A/B partition, where NA = NB = N/2, shown above for N = 6 and explained in Supplementary Note 4.

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