Classical and quantum correlations under decoherence Export

@article{citeulike:6047399, abstract = {Recently some authors have pointed out that there exist nonclassical correlations which are more general, and possibly more fundamental, than entanglement. For these general quantum correlations and their classical counterparts, under the action of decoherence, we identify three general types of dynamics that include a peculiar sudden change in their decay rates. We show that, under suitable conditions, the classical correlation is unaffected by decoherence. Such dynamic behavior suggests an operational measure of both classical and quantum correlations that can be computed without any extremization procedure.}, author = {Maziero, J. and C\'{e}leri, L. C. and Serra, R. M. and Vedral, V.}, citeulike-article-id = {6047399}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=PLRAAN000080000004044102000001&idtype=cvips&gifs=yes}, citeulike-linkout-1 = {http://link.aps.org/abstract/PRA/v80/e044102}, citeulike-linkout-2 = {http://dx.doi.org/10.1103/PhysRevA.80.044102}, day = {7}, doi = {10.1103/PhysRevA.80.044102}, journal = {Physical Review A (Atomic, Molecular, and Optical Physics)}, keywords = {analytic, classical, correlation, decoherence, model, quantum}, month = {October}, number = {4}, pages = {044102+}, posted-at = {2009-10-31 07:30:08}, priority = {2}, publisher = {APS}, title = {Classical and quantum correlations under decoherence}, url = {http://dx.doi.org/10.1103/PhysRevA.80.044102}, volume = {80}, year = {2009} }

TY - JOUR ID - citeulike:6047399 L3 - citeulike-article-id:6047399 N2 - Recently some authors have pointed out that there exist nonclassical correlations which are more general, and possibly more fundamental, than entanglement. For these general quantum correlations and their classical counterparts, under the action of decoherence, we identify three general types of dynamics that include a peculiar sudden change in their decay rates. We show that, under suitable conditions, the classical correlation is unaffected by decoherence. Such dynamic behavior suggests an operational measure of both classical and quantum correlations that can be computed without any extremization procedure. IS - 4 JF - Physical Review A (Atomic, Molecular, and Optical Physics) TI - Classical and quantum correlations under decoherence PB - APS VL - 80 SP - 044102 KW - analytic KW - classical KW - correlation KW - decoherence KW - model KW - quantum AU - Maziero, J AU - Céleri, LC AU - Serra, RM AU - Vedral, V PY - 2009/10/07/ UR - http://dx.doi.org/10.1103/PhysRevA.80.044102 ER -