Quantum imaginary-time control for accelerating the ground-state preparation

Quantum computers have been widely speculated to offer significant advantages in obtaining the ground state of difficult Hamiltonian in chemistry and physics. In this work, we first propose a Lyapunov control-inspired strategy to accelerate the well-established imaginary-time method for ground-state...

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Bibliographic Details
Main Authors: Yu-Cheng Chen, Yu-Qin Chen, Alice Hu, Chang-Yu Hsieh, Shengyu Zhang
Format: Article
Language:English
Published: American Physical Society 2023-05-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.5.023087