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  • International Conference on Quantum Information (ICQI) 2011 paper: PDPA1
  • OSA Technical Digest (CD)
  • Leach, Jonathan; Warburton, Ryan; Murugkar, Sangeeta; Edgar, Matt; Padgett, Miles; Boyd, Robert
  • The multiple pixels and high quantum efficiency of EMCCD cameras make them an attractive technology for quantum optics. We use such a camera to measure correlations present in the...

  • International Conference on Quantum Information (ICQI) 2011 paper: PDPA2
  • OSA Technical Digest (CD)
  • Glorieux, Quentin; Clark, Jeremy; Corzo-Trejo, Neil; Zhou, Zhifan; Glasser, Ryan; Marino, Alberto; Vogl, Ulrich; Lett, Paul
  • Four-wave-mixing in hot atomic vapor is a versatile tool for spatially multimode squeezed light generation. We demonstrate multimode behavior for different pump-probe configurations...

  • International Conference on Quantum Information (ICQI) 2011 paper: PDPB1
  • OSA Technical Digest (CD)
  • Gottesman, Daniel; Jennewein, Thomas; Croke, Sarah; Boyle, Latham
  • Interferometry among telescope arrays has become a standard technique in astronomy. We discuss using quantum repeaters to increase the baseline length, and therefore resolving power,...

  • International Conference on Quantum Information (ICQI) 2011 paper: PDPB2
  • OSA Technical Digest (CD)
  • Kolchin, Pavel; Oulton, Rupert F; Zhang, Xiang
  • We propose a waveguide QED scheme where distinct single photons interact strongly at a ladder or V-type atom. When both atomic transitions are strongly coupled to the waveguide, photon...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMA1
  • OSA Technical Digest (CD)
  • Scully, Marlan
  • Several years ago, Agarwal, Muthukrishnan and I published a PRL (93, 093002) on two-atom transitions with entangled photons. This paper has been the subject of spirited debate. The...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMB1
  • OSA Technical Digest (CD)
  • Lukin, Misha
  • We will describe our recent theoretical and experimental work towards developing novel optical and mechanical quantum interfaces and quantum transducers for spin qubits in diamond....

  • International Conference on Quantum Information (ICQI) 2011 paper: QMB2
  • OSA Technical Digest (CD)
  • Liapis, Andreas C; Gehring, George M; Lukishova, Svetlana G; Boyd, Robert
  • Using fourth-order interference, we have measured the single-photon tunneling delay in frustrated total internal reflection. The results are explained in terms of a dwell-time...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMC1
  • OSA Technical Digest (CD)
  • Wölk, Sabine; Feiler, Cornelia; Schleich, Wolfgang
  • We suggest a way to determine the Riemann zeta function with the help of quantum mechanics. Furthermore, we discuss the factoring abilities of Gauss sums and introduce a way to...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMC2
  • OSA Technical Digest (CD)
  • Hillery, Mark
  • We derive a number of entanglement conditions that make use of expectation values of non-hermitian operators. These are applied to study entanglement in systems of optical modes and in...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMC3
  • OSA Technical Digest (CD)
  • Escher, Bruno M; de Matos, Ruynet L; Davidovich, Luiz
  • We propose a general framework that yields useful lower bounds for ultimate limits of precision in parameter estimation for noisy systems, and describes the transition from the...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMD1
  • OSA Technical Digest (CD)
  • O'Brien, Jeremy
  • We will describe our latest results in applying integrated photonic circuits to photonic quantum information science and technology, including circuits for quantum logic, quantum...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMD2
  • OSA Technical Digest (CD)
  • Löffler, Wolfgang; Eliel, Eric R; Woerdman, Han P; Euser, Tijmen G; Scharrer, Michael; Russell, Philip
  • We report the successful transport of spatially entangled qutrits through a photonic crystal fiber, and demonstrate violation of a Bell inequality by the fiber-transported spatial...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMD3
  • OSA Technical Digest (CD)
  • Bonato, Cristian; Gudat, Jan; van Nieuwenburg, Evert; Bakker, Morten; Oemrawsingh, Sumant; Thon, Susanna; Kim, Hyochul; van Exter, Martin; Bouwmeester, Dirk
  • We describe a technique to entangle a single photon with an electron-spin in a quantum dot. We discuss the implementation in micropillars, showing how dot transitions can be tuned into...

  • International Conference on Quantum Information (ICQI) 2011 paper: QME1
  • OSA Technical Digest (CD)
  • Gabriel, Hetet; Slodicka, Lukas; Roeck, Nadia; Hennrich, Markus; Blatt, Rainer
  • By tightly focussing a probe field onto an ion trapped in front of a distant mirror, we observe a modulation of the vacuum Rabi constant and demonstrate the operation of a single-ion...

  • International Conference on Quantum Information (ICQI) 2011 paper: QME2
  • OSA Technical Digest (CD)
  • Jeffrey, Evan R; Sonin, Petro; Pepper, Brian; Kleckner, Dustin; Bouwmeester, Dirk
  • We demonstrate radiation pressure cooling of the mechanical resonance of a novel opto-mechanical device from a temperature of 500~mK to <10 mK.

  • International Conference on Quantum Information (ICQI) 2011 paper: QME3
  • OSA Technical Digest (CD)
  • Kaltenbaek, Rainer; Romero-Isart, Oriol; Aspelmeyer, Markus
  • Decoherence is a major limitation in the development of quantum technology. Here, we study decoherence in the context of a double-slit experiment aiming at fundamental tests of quantum...

  • International Conference on Quantum Information (ICQI) 2011 paper: QME4
  • OSA Technical Digest (CD)
  • Di Lorenzo Pires, Henrique; Peeters, Wouter; Woudenberg, Jasper; van Exter, Martin
  • We experimentally study the statistics of spatially entangled photon pairs scattered by a disordered medium. Striking differences arise between highly entangled and almost separable...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMF1
  • OSA Technical Digest (CD)
  • Grangier, Philippe
  • We describe various quantum communication protocols, using either Gaussian states (for continuous-variable quantum cryptography) or non-Gaussian states (for various applications,...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMF2
  • OSA Technical Digest (CD)
  • Leuchs, Gerd
  • Quantum hacking identifies imperfections in a practical quantum key distribution (QKD) implementation and the possibly-resulting attacks. This knowledge then defines the measures for...

  • International Conference on Quantum Information (ICQI) 2011 paper: QMF3
  • OSA Technical Digest (CD)
  • Lütkenhaus, Norbert; Pitkanen, David; Wickert, Ricardo M; van Loock, Peter; Ma, Xiongfeng
  • We propose an optical heralding scheme effectively implementing a quantum non-demolition measurement on single photons. It utilizes linear optics and down-conversion sources. The...
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