Experimental demonstration of decoherence suppression via quantum measurement reversal

Jong Chan Lee, Youn Chang Jeong, Yong Su Kim, Yoon Ho Kim

Research output: Contribution to journalArticlepeer-review

144 Scopus citations

Abstract

Taming decoherence is essential in realizing quantum computation and quantum communication. Here we experimentally demonstrate that decoherence due to amplitude damping can be suppressed by exploiting quantum measurement reversal in which a weak measurement and the reversing measurement are introduced before and after the decoherence channel, respectively. We have also investigated the trade-off relation between the degree of decoherence suppression and the channel transmittance.

Original languageEnglish
Pages (from-to)16309-16316
Number of pages8
JournalOptics Express
Volume19
Issue number17
DOIs
StatePublished - 15 Aug 2011

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