Characterizing measurement-based quantum gates in quantum many-body systems using correlation functions
Quantum Physics
2009-05-18 v1
Abstract
In measurement-based quantum computation (MBQC), local adaptive measurements are performed on the quantum state of a lattice of qubits. Quantum gates are associated with a particular measurement sequence, and one way of viewing MBQC is that such a measurement sequence prepares a resource state suitable for `gate teleportation'. We demonstrate how to quantify the performance of quantum gates in MBQC by using correlation functions on the pre-measurement resource state.
Cite
@article{arxiv.0904.2609,
title = {Characterizing measurement-based quantum gates in quantum many-body systems using correlation functions},
author = {Thomas Chung and Stephen D. Bartlett and Andrew C. Doherty},
journal= {arXiv preprint arXiv:0904.2609},
year = {2009}
}
Comments
7 pages, 2 figures. Proceedings paper for an invited talk at Theory Canada 4 (2008), published in the Canadian Journal of Physics