Depolarizing noise doubles the number of non-analytic points in the Loschmidt echo at dynamical phase transition times in the transverse-field Ising model, inducing an inherent error that zero-noise extrapolation cannot mitigate.
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Optimized VQE variants with Gray code encoding and zero-noise extrapolation achieve improved accuracy for nuclear shell-model energies of 38Ar and 6Li in noisy simulations.
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Quantum simulation of dynamical phase transitions in noisy quantum devices
Depolarizing noise doubles the number of non-analytic points in the Loschmidt echo at dynamical phase transition times in the transverse-field Ising model, inducing an inherent error that zero-noise extrapolation cannot mitigate.
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Advancing quantum simulations of nuclear shell model with noise-resilient protocols
Optimized VQE variants with Gray code encoding and zero-noise extrapolation achieve improved accuracy for nuclear shell-model energies of 38Ar and 6Li in noisy simulations.