Publications

Year 2005

The following researches are supported by CREST-JST.

  1. A. Chiba, H. Fujiwara, J. Hotta, S. Takeuchi and K. Sasaki
    Fano resonance in a multimode tapered fiber coupled with a microspherical cavity
    Appl. Phys. Lett. 86,26,261106/1-3 (2005)
    Details
  2. H. Oka, S. Takeuchi and K. Sasaki
    Optical response of two-level atoms with reflection geometry as a model of a quantum phase gate
    Phys. Rev. A 72,013816/1-7 (2005)
    Details
  3. R. Okamoto, S. Takeuchi and K. Sasaki
    Detailed analysis of a single-photon source using gated spontaneous parametric downconversion
    Journal of the Optical Society of America B , 22, 11, 2393-2401(2005)
  4. R. Okamoto, H. F. Hofmann, S. Takeuchi and K. Sasaki
    Demonstration of an optical quantum controlled-NOT gate without path interference
    Physical Review Letters,95,21,210506/1-4 (2005)
    Details

Year 2004

  1. K. Tsujino, H. F. Hofmann, S. Takeuchi and K. Sasaki
    Distinguishing genuine entangled two-photon-polarization states from independently generated pairs of entangled photons
    Phys. Rev. Lett. 92, 15, 153602/1-153602/4 (2004).
    Details
  2. H. F. Hofmann and S. Takeuchi
    Quantum-state tomography for spin-l systems
    Phys. Rev. A, 69, 042108/1-042108/8 (2004).
    Details
  3. A. Chiba, H. Fujiwara, J. Hotta, S. Takeuchi and K. Sasaki
    Resonant frequency control of a microspherical cavity by temperature adjustment
    Jpn. J. Appl. Phys. 43,9A,6138-6141 (2004)
  4. K. Kojima, H. F. Hofmann, S. Takeuchi and K. Sasaki
    Efficiencies for the single-mode operation of a quantum optical nonlinear shift gate
    Phys. Rev. A 70,013810/1-013810/6 (2004)
    Details
  5. H. F. Hofmann
    Generation of highly nonclassical n-photon polarization states by superbunching at a photon bottleneck
    Phys. Rev. A 70,023812/1-023812/7 (2004)
  6. S. Takeuchi, R. Okamoto and K. Sasaki
    High-yield single-photon source using gated spontaneous parametric downconversion
    Appl. Opt. 43,30,5708-5711 (2004)
  7. H. Oka, H. F. Hofmann, S. Takeuchi and K. Sasaki
    Effects of decoherence on the nonlinear optical phase shift obtained from a one-dimensional atom
    Jpn. J. Appl. Phys. 43,11A,7495-7500 (2004)
  8. K. Kojima, H. F. Hofmann, S. Takeuchi and K. Sasaki
    A study on the shape of two-photon wavefunctions after the nonlinear interaction with a one-dimensional atom
    Nonlinear Optics, Quantum Optics 32,4,221-245

Year 2003

  1. H. F. Hofmann, K. Kojima, S. Takeuchi and K. Sasaki
    Optimized phase switching using a single atom nonlinearity
    Journal of Optics B: Quantum and semiclassical optics. 5, 218-221 (2003)
  2. K. Kojima, H. F. Hofmann, S. Takeuchi and K. Sasaki
    Nonlinear interaction of two photons at a one-dimensional atom: spatiotemporal quantum coherence in the emitted field
    Phys. Rev. A. 68, 1, 013803/1-013803/13 (2003)
    Details
  3. H. F. Hofmann
    Uncertainty characteristics of generalized quantum measurements
    Phys. Rev. A. 67, 022106/1-022106/8 (2003)
  4. H. F. Hofmann and S. Takeuchi
    Violation of local uncertainty relations as a signature of entanglement
    Phys. Rev. A. 68, 032103/1-032103/6 (2003)
    Details
  5. H. F. Hofmann, K. Kojima, S. Takeuchi and K. Sasaki
    Entanglement and four wave mixing effects in the dissipation free nonlinear interaction of two photons at a single atom
    Phys. Rev. A. 68, 043813/1-043813/7 (2003)
    Details
  6. H. F. Hofmann
    Bound entangled states violate a nonsymmetric local uncertainty relation
    Phys. Rev. A. 68, 034307/1-034307/4 (2003)

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The Institute of Scientific and Industrial Research (ISIR),
Osaka University, Quantum Information Photonics Laboratory (Takeuchi Lab.),
8-1 Mihogaoka, Ibaraki, Osaka, JAPAN, 567-0047
TEL:+81-(0)6-6877-6727, E-Mail:takeuchi@sanken.osaka-u.ac.jp
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