OHMORI GROUP

MEMBERS

Assistant professor

Nobuyuki Takei

Department of Photo-Molecular Science,
Institute for Molecular Science (IMS),
National Institutes of Natural Sciences

38 Nishigo-Naka, Myodaiji,
Okazaki 444-8585, Japan
TEL +81-564-55-7368
FAX +81-564-54-2254
takei[AT]ims.ac.jp

CV

2008.9- Assistant professor at Institute for Molecular Science
2006.4-2008.8 Postdoc at JST-ERATO,
UEDA Macroscopic Quantum Control Project (website)
2005.4-2006.3 Postdoc at JST-CREST,
Prof. Furusawa lab., The University of Tokyo
2005.3 Ph.D. Engineering, The University of Tokyo,
Prof. Furusawa lab.(website)
2002.3 M.Sc. Physics, The University of Tokyo
2000.3 B.Sc. Physics, The University of Tokyo

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Publications

  1. "Direct observation of ultrafast many-body electron dynamics in an ultracold Rydberg gas"
    Nobuyuki Takei, Christian Sommer, Claudiu Genes, Guido Pupillo, Haruka Goto, Kuniaki Koyasu, Hisashi Chiba, Matthias Weidemüller, and Kenji Ohmori
    Nature Communications 7, 13449 doi:10.1038/ncomms13449 (2016).
  2. "Time-domain Ramsey interferometry with interacting Rydberg atoms"
    Christian Sommer, Guido Pupillo, Nobuyuki Takei, Shuntaro Takeda, Akira Tanaka, Kenji Ohmori, and Claudiu Genes
    Phys. Rev. A 94, 053607 (2016).
  3. "Single Nuclear Spin Cavity QED"
    Makoto Takeuchi, Nobuyuki Takei, Koudai Doi, Peng Zhang, Masahito Ueda, and Mikio Kozuma
    Phys. Rev. A 81, 062308 (2010).
  4. "Faraday rotation with a single-nuclear-spin qubit in a high-finesse optical cavity"
    Nobuyuki Takei, Makoto Takeuchi, Yujiro Eto, Atsushi Noguchi, Peng Zhang, Masahito Ueda, and Mikio Kozuma
    Phys. Rev. A 81, 042331 (2010).
  5. "Quantum teleportation for continuous variables and related quantum information processing"
    Akira Furusawa and Nobuyuki Takei
    Phys. Rep. 443, 97 (2007) invited.
  6. "Demonstration of deterministic and high fidelity squeezing of quantum information"
    Jun-ichi Yoshikawa, Toshiki Hayashi, Takayuki Akiyama, Nobuyuki Takei, Alexander Huck, Ulrik L. Andersen, and Akira Furusawa
    Phys. Rev. A 76, 060301(R) (2007).
  7. "Time-gated Einstein-Podolsky-Rosen correlation"
    Nobuyuki Takei, Noriyuki Lee, Daiki Moriyama, Jonas S. Neergaard-Nielsen, and Akira Furusawa
    Phys. Rev. A 74, 060101(R) (2006).
  8. "Demonstration of quantum telecloning of optical coherent states"
    Satoshi Koike, Hiroki Takahashi, Hidehiro Yonezawa, Nobuyuki Takei, Samuel L. Braunstein, Takao Aoki, and Akira Furusawa
    Phys. Rev. Lett. 96, 060504 (2006).
  9. "High-Fidelity Teleportation and Entanglement Swapping for Continuous Variables"
    Nobuyuki Takei, Hidehiro Yonezawa, Takao Aoki, and Akira Furusawa,
    Phys. Rev. Lett. 94, 220502 (2005).
  10. "Experimental demonstration of quantum teleportation of a squeezed state"
    Nobuyuki Takei, Takao Aoki, Satoshi Koike, Ken-ichiro Yoshino, Kentaro Wakui, Hidehiro Yonezawa, Takuji Hiraoka, Jun Mizuno, Masahiro Takeoka, Masashi Ban, and Akira Furusawa,
    Phys. Rev. A 72, 042304 (2005).
  11. "Experimental Creation of a Fully Inseparable Tripartite Continuous-Variable State"
    Takao Aoki, Nobuyuki Takei, Hidehiro Yonezawa, Kentaro Wakui, Takuji Hiraoka,
    Akira Furusawa, and Peter van Loock,
    Phys. Rev. Lett. 91, 080404 (2003).

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Invited talks

  1. "Ultrafast many-body electron dynamics in a strongly-correlated ultracold Rydberg gas"
    Nobuyuki Takei,
    RIKEN Center for Emergent Matter Science (CEMS) Topical Meeting on Cold Atoms, Okochi Hall, RIKEN, Wako, Japan, 10-11 June 2016
  2. "Ultrafast coherent control of an ultracold Rydberg gas"
    Nobuyuki Takei,
    15th Japan-Korea Symposium for Molecular Science: Hierarchical Structure from Quantum to Functions of Biological Systems, Hotel Kitano Plaza Rokkoso, Kobe, Japan, July 3-5, 2013
  3. "Optically engineered quantum states in ultrafast and ultracold systems"
    Nobuyuki Takei (as a substitute for Prof. Ohmori),
    3rd IMS-CHIMIE PARISTECH Joint Symposium: "Frontier in Molecular Science based on Photo and Material", IMS, Okazaki, Japan, 12-13 February 2013
  4. "Ultrafast coherent control of an ultracold Rydberg gas"
    Nobuyuki Takei,
    The 72nd Okazaki Conference on "Ultimate Control of Coherence", Okazaki Conference Center, Okazaki, Japan, 8-10 January 2013
  5. "Ultrafast coherent control of an ultracold Rydberg gas"
    Nobuyuki Takei,
    International Workshop on Quantum Dynamics and Quantum Walks, Okazaki Conference Center, Okazaki, Japan, November 24-26, 2012
  6. "Ultrafast coherent control of an ultracold Rydberg gas"
    Nobuyuki Takei,
    International Workshop on Cooperative Quantum Dynamics and Its Control (CQDC’12), Jülich Supercommputing Center, Jülich, Germany, 29-31 Octorber 2012
  7. "Weak measurement and collapse of wave function : A study of non-unitary process with Cavity QED of single Yb atoms"
    Nobuyuki Takei, Makoto Takeuchi, Koudai Doi, Masahito Ueda, and Mikio Kozuma
    The Physical Society of Japan, Autumn meeting 2008, Iwate University, Japan, Sep. 2008, 21pQA-8
  8. "High fidelity quantum teleportation and a quantum teleportation network for Continuous Variables"
    Nobuyuki Takei and Akira Furusawa,
    ISQM-TOKYO’05, Advanced Research Laboratory, Hitachi, Ltd. Hatoyama, Saitama, Japan, August 2005
  9. "Quantum teleportation and its applications"
    Nobuyuki Takei and Akira Furusawa
    Optics & Photonics Japan 2004, Osaka University, Japan, Nov. 2004, 4pAS7

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Books and Proceedings etc.

  1. "High fidelity quantum teleportation and a quantum teleportation network"
    N. Takei, H. Yonezawa, T. Aoki, and A. Furusawa,
    in "Quantum Information with Continuous Variables of Atoms and Light", edited by N. Cerf, G. Leuchs, and E. S. Polzik (Imperial College Press) (2005).
  2. "High fidelity quantum teleportation and a quantum teleportation network for Continuous Variables"
    Nobuyuki Takei and Akira Furusawa,
    in "Proceedings of the 8th International Symposium on Foundations of Quantum Mechanics in the Light of New Technology –ISQM-Tokyo' 05", edited by S. Ishioka and K. Fujikawa (World Scientific Publishing) (2005).

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