0301089v1

related topics
{phase, path, phys}
{qubit, qubits, gate}
{time, decoherence, evolution}
{level, atom, field}
{spin, pulse, spins}
{trap, ion, state}
{state, phys, rev}
{cos, sin, state}
{photon, photons, single}
{error, code, errors}

Non-adiabatic geometrical quantum gates in semiconductor quantum dots

Paolo Solinas, Paolo Zanardi, Nino Zanghì, Fausto Rossi

abstract: In this paper we study the implementation of non-adiabatic geometrical quantum gates with in semiconductor quantum dots. Different quantum information enconding/manipulation schemes exploiting excitonic degrees of freedom are discussed. By means of the Aharanov-Anandan geometrical phase one can avoid the limitations of adiabatic schemes relying on adiabatic Berry phase; fast geometrical quantum gates can be in principle implemented

oai_identifier:
oai:arXiv.org:quant-ph/0301089
categories:
quant-ph cond-mat
comments:
5 Pages LaTeX, 10 Figures included
doi:
10.1103/PhysRevA.67.052309
arxiv_id:
quant-ph/0301089
journal_ref:
Phys. Rev. A 67,(2003) 052309
created:
2003-01-17

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