VQE with EfficientSU2 and Hamiltonian Variational ansatze approximates TFIM ground states and entanglement in up to 3D lattices of 27 spins, with accuracy tied to ansatz expressivity and optimization success.
Park, Efficient ground state preparation in variational quantum eigensolver with symmetry-breaking layers (2024), arXiv:2106.02509 [quant-ph]
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Ans\"atz Expressivity and Optimization in Variational Quantum Simulations of Transverse-field Ising Model Across System Sizes
VQE with EfficientSU2 and Hamiltonian Variational ansatze approximates TFIM ground states and entanglement in up to 3D lattices of 27 spins, with accuracy tied to ansatz expressivity and optimization success.