Microscopic description of information transfer from a qudit to reservoir

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Authors	ŠTELMACHOVIČ P. ZIMAN Mario BUŽEK Vladimír
Year of publication	2003
Type	Article in Periodical
Magazine / Source	FORTSCHRITTE DER PHYSIK-PROGRESS OF PHYSICS
MU Faculty or unit	Faculty of Informatics
Citation
Field	Informatics
Keywords	qudit; reservoir
Description	We generalized the concept of quantum homogenizators for qudits. We prove that the partial swap operation induces a contractive map with fixed point which is the original state of the reservoir. Finally, we propose an optical realisation for quantum homogenization.
Related projects:	Non-sequential Models of Computing -- Quantum and Concurrent Distributed Models of Computing