Abstract
We propose a technique for design of quantum Fourier transforms, and ensuing quantum algorithms, in a single interaction step by engineered Hamiltonians of circulant symmetry. The method uses adiabatic evolution and is robust against fluctuations of the interaction parameters as long as the Hamiltonian retains a circulant symmetry.
- Received 30 April 2009
DOI:https://doi.org/10.1103/PhysRevA.80.022329
©2009 American Physical Society