Decoherence of geometric phase gates

A. Nazir, T. P. Spiller, W. J. Munro

Published 2001-10-02Version 1

We consider the effects of certain forms of decoherence applied to both adiabatic and non-adiabatic geometric phase quantum gates. For a single qubit we illustrate path-dependent sensitivity to anisotropic noise and for two qubits we quantify the loss of entanglement as a function of decoherence.