News and Views


Nature Photonics 3, 317 - 319 (2009)
doi:10.1038/nphoton.2009.84

Quantum photonics: Quantum optics on a chip

Dominic W. Berry1 & Howard M. Wiseman2

  1. Dominic W. Berry is in the Institute for Quantum Computing at the University of Waterloo, 200 University Avenue West, Waterloo, Ontario N2L 3G1, Canada.
  2. Howard M. Wiseman is in the Centre for Quantum Dynamics at Griffith University, Nathan, Brisbane, Queensland 4111, Australia.

Correspondence to: Howard M. Wiseman2 e-mail: h.wiseman@griffith.edu.au


Researchers have demonstrated a reconfigurable photonic circuit on a chip that can create a four-photon entangled state. The scalability and compactness of the device opens the door towards practical quantum computation.

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