Improving approximate vacuum prepared by the adiabatic quantum computation
Quantum Physics
2022-04-11 v1
Abstract
According to the quantum adiabatic theorem, we can in principle obtain a true vacuum of a quantum system starting from a trivial vacuum of a simple Hamiltonian. In actual adiabatic digital quantum simulation with finite time length and non-infinitesimal time steps, we can only obtain an approximate vacuum that is supposed to be a superposition of a true vacuum and excited states. We propose a procedure to improve the approximate vacuum.
Cite
@article{arxiv.2204.03862,
title = {Improving approximate vacuum prepared by the adiabatic quantum computation},
author = {Kazuto Oshima},
journal= {arXiv preprint arXiv:2204.03862},
year = {2022}
}
Comments
7pages, 6figures