Six-qubit permutation-based decoherence-free orthogonal basis Export

@article{citeulike:5986162, abstract = {There is a natural orthogonal basis of the 6-qubit decoherence-free (DF) space robust against collective noise. Interestingly, most of the basis states can be obtained from one another just permuting qubits. This property (a) is useful for encoding qubits in DF subspaces, (b) allows the implementation of the Bennett-Brassard 1984 (BB84) protocol in DF subspaces just permuting qubits, which completes the method for quantum key distribution using DF states proposed by Boileau et al. [Phys. Rev. Lett. 92, 017901 (2004)], and (c) points out that there is only one 6-qubit DF state which is essentially new (not obtained by permutations) and therefore constitutes an interesting experimental challenge.}, author = {Cabello, Ad\'{a}n}, citeulike-article-id = {5986162}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=PLRAAN000075000002020301000001&idtype=cvips&gifs=yes}, citeulike-linkout-1 = {http://link.aps.org/abstract/PRA/v75/e020301}, citeulike-linkout-2 = {http://dx.doi.org/10.1103/PhysRevA.75.020301}, doi = {10.1103/PhysRevA.75.020301}, journal = {Physical Review A (Atomic, Molecular, and Optical Physics)}, keywords = {decoherence, quantum-computation, quantum\_information, qubits}, number = {2}, pages = {020301+}, posted-at = {2009-10-22 18:42:03}, priority = {2}, publisher = {APS}, title = {Six-qubit permutation-based decoherence-free orthogonal basis}, url = {http://dx.doi.org/10.1103/PhysRevA.75.020301}, volume = {75}, year = {2007} }

TY - JOUR ID - citeulike:5986162 L3 - citeulike-article-id:5986162 N2 - There is a natural orthogonal basis of the 6-qubit decoherence-free (DF) space robust against collective noise. Interestingly, most of the basis states can be obtained from one another just permuting qubits. This property (a) is useful for encoding qubits in DF subspaces, (b) allows the implementation of the Bennett-Brassard 1984 (BB84) protocol in DF subspaces just permuting qubits, which completes the method for quantum key distribution using DF states proposed by Boileau et al. [Phys. Rev. Lett. 92, 017901 (2004)], and (c) points out that there is only one 6-qubit DF state which is essentially new (not obtained by permutations) and therefore constitutes an interesting experimental challenge. IS - 2 JF - Physical Review A (Atomic, Molecular, and Optical Physics) TI - Six-qubit permutation-based decoherence-free orthogonal basis PB - APS VL - 75 SP - 020301 KW - decoherence KW - quantum-computation KW - quantum_information KW - qubits AU - Cabello, Adán PY - 2007/// UR - http://dx.doi.org/10.1103/PhysRevA.75.020301 ER -