Ultra violet single photon on demand and entanglement of photons with large frequency difference

Ying Wu, M. G. Payne, E. W. Hagley, L. Deng

Research output: Contribution to journalArticlepeer-review

81 Scopus citations

Abstract

We investigate an efficient scheme for generating ultraviolet single-photons  (∼300nm) . The scheme combines the highly efficient single-photon four-wave mixing scheme and fast developing quantum dot single-photons on demand source technology. We show that near maximum, entanglement between two well matched ultraslowly propagating single-photon wave packets can be achieved. This study may lead to research and development opportunities in highly efficient entanglement schemes using photons of very large frequency difference, quantum information processing, and single-photon metrology and single-photon counting sensors in the uv spectra region.
Original languageAmerican English
JournalPhysical Review A
Volume70
DOIs
StatePublished - Dec 20 2004

Disciplines

  • Physical Sciences and Mathematics
  • Physics

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