Symmetry-adapted variational quantum eigensolver

Seki, K; Shirakawa, T; Yunoki, S

Seki, K (corresponding author), RIKEN Ctr Emergent Matter Sci CEMS, Computat Quantum Matter Res Team, Saitama 3510198, Japan.

PHYSICAL REVIEW A, 2020; 101 (5):

Abstract

We propose a scheme to restore spatial symmetry of Hamiltonian in the variational-quantum-eigensolver (VQE) algorithm for which the quantum circuit st......

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