Geometric phase and gauge theory structure in quantum computing
Quantum Physics
2011-07-13 v1
Abstract
We discuss the presence of a geometrical phase in the evolution of a qubit state and its gauge structure. The time evolution operator is found to be the free energy operator, rather than the Hamiltonian operator.
Keywords
Cite
@article{arxiv.1104.3771,
title = {Geometric phase and gauge theory structure in quantum computing},
author = {A. Bruno and A. Capolupo and S. Kak and G. Raimondo and G. Vitiello},
journal= {arXiv preprint arXiv:1104.3771},
year = {2011}
}
Comments
5 pages, presented at Fifth International Workshop DICE2010: Space-Time-Matter - current issues in quantum mechanics and beyond, Castiglioncello (Tuscany), September 13-17, 2010