Publications

Year 2014

  1. Mohamed Almokhtar, Masazumi Fujiwara, Hideaki Takashima, and Shigeki Takeuchi
    Numerical simulations of nanodiamond nitrogen-vacancy centers coupled with tapered optical fibers as hybrid quantum nanophotonic devices
    Opt. Express 22(17), 20045-20059 (2014)

Year 2013

  1. Shigeki Takeuchi
    Quantum Information Science Using Photons
    AAPPS Bulletin 24(1), 19-25 (2014)
  2. Shigeki Takeuchi
    Recent progress in single-photon and entangled-photon generation and applications
    Jpn. J. Appl. Phys. 53 030101 (2014)
  3. Satoshi Hara, Takafumi Ono, Ryo Okamoto, Takashi Washio, and Shigeki Takeuchi
    Anomaly detection in reconstructed quantum states using a machine-learning technique
    Phys. Rev. A 89, 022104 (2013)
  4. Hong-Quan Zhao, Masazumi Fujiwara, Masayuki Okano, and Shigeki Takeuchi
    Observation of 1.2-GHz linewidth of zero-phonon-line in photoluminescence spectra of nitrogen vacancy centers in nanodiamonds using a Fabry-Perot interferometer
    Opt. Express 21(24), 29679-29686 (2013)
  5. Masayuki Okano, Ryo Okamoto, Akira Tanaka, Shutaro Ishida, Norihiko Nishizawa, and Shigeki Takeuchi
    Dispersion cancellation in high-resolution two-photon interference
    Phys. Rev. A 88, 043845 (2013)
  6. Shanthi Subashchandran, Ryo Okamoto, Labao Zhang, Akira Tanaka, Masayuki Okano, Lin Kang, Jian Chen, Peiheng Wu, and Shigeki Takeuchi
    Investigation of the Performance of an Ultralow-Dark-Count Superconducting Nanowire Single-Photon Detector
    Jpn. J. Appl. Phys. 52, 102801 (2013)
  7. Takafumi Ono, Ryo Okamoto, and Shigeki Takeuchi
    An entanglement-enhanced microscope
    Nat. Commun. 4, 2426 (2013)

Year 2012

  1. Akira Tanaka, Ryo Okamoto, Hwan Hong Lim, Shanthi Subashchandran, Masayuki Okano, Labao Zhang, Lin Kang, Jian Chen, Peiheng Wu, Toru Hirohata, Sunao Kurimura, and Shigeki Takeuchi
    Noncollinear parametric fluorescence by chirped quasi-phase matching for monocycle temporal entanglement
    Opt. Express, 20(23), 25228-25238 (2012)
  2. Masayuki Furuhashi, Masazumi Fujiwara, Takahito Ohshiro, Kazuki Matsubara, Makusu Tsutsui, Masateru Taniguchi, Shigeki Takeuchi, and Tomoji Kawai
    Embedded TiO2 waveguides for sensing nanofluorophores in a microfluidic channel
    Appl. Phys. Lett. 101, 153115 (2012)
  3. Hong-Quan Zhao, Masazumi Fujiwara, and Shigeki Takeuchi
    Effect of Substrates on the Temperature Dependence of Fluorescence Spectra of Nitrogen Vacancy Centers in Diamond Nanocrystals
    Jpn. J. Appl. Phys. 51, 090110 (2012)
  4. Ryo Okamoto, Minako Iefuji, Satoshi Oyama, Koichi Yamagata, Hiroshi Imai, Akio Fujiwara, and Shigeki Takeuchi
    Experimental Demonstration of Adaptive Quantum State Estimation
    Phys. Rev. Lett. 109, 130404 (2012)
  5. Masazumi Fujiwara, Tetsuya Noda, Akira Tanaka, Kiyota Toubaru, Hong-Quan Zhao, and Shigeki Takeuchi
    Coupling of ultrathin tapered fibers with high-Q microsphere resonators at cryogenic temperatures and observation of phase-shift transition from undercoupling to overcoupling
    Opt. Express 20(17), 19545-19553 (2012)
  6. Takashi Chiba, Hideki Fujiwara, Jun-ichi Hotta, Shigeki Takeuchi, Keiji Sasaki
    Experimental evaluation of diffusion constant in a thin polymer film by triplet lifetime analysis of single molecules
    Journal of Photochemistry and Photobiology A 238, 24-28 (2012)
  7. Hong-Quan Zhao, Masazumi Fujiwara, and Shigeki Takeuchi
    Suppression of fluorescence phonon sideband from nitrogen vacancy centers in diamond nanocrystals by substrate effect
    Opt. Express 20(14), 15628-15635 (2012)
  8. Masato Tanida, Ryo Okamoto, and Shigeki Takeuchi
    Highly indistinguishable heralded single-photon sources using parametric down conversions
    Opt. Express 20(14), 15275-15285 (2012)
  9. Masayuki Okano, Ryo Okamoto, Akira Tanaka, Shanthi Subashchandran, and Shigeki Takeuchi
    Generation of broadband spontaneous parametric fluorescence using multiple bulk nonlinear crystals
    Opt. Express 20(13), 13977-13987 (2012)
  10. Tim Schröder, Masazumi Fujiwara, Tetsuya Noda, Hong-Quan Zhao, Oliver Benson, and Shigeki Takeuchi
    A nanodiamond-tapered fiber system with high single-mode coupling efficiency
    Opt. Express 20(10), 10490-10497 (2012)

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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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