About Horikiri Lab


This laboratory conducts research on quantum technology using light and matter.

Update Information

  • November 2, 2022: Daisuke Yoshida's research on "Single-shot high-resolution identification of discrete frequency modes of single-photon-level optical pulses" has been published in Physical Review A. For details, click here.
  • September 29, 2022: Ryo Onozawa's (alumnus) research on "Cavity-enhanced two-photon source emitting narrow-linewidth telecommunication wavelength photons for improved quantum-memory-coupling efficiency enabling long-distance quantum communications" has been published in the Japanese Journal of Applied Physics. For details, click here.
  • September 8, 2022: Yokohama National University certified venture company LQUOM Co., Ltd. has won the Early Edge Award at the "University Venture Awards 2022" co-sponsored by JST and NEDO. For details, click here.
  • August 5, 2022: A joint paper by Associate Professor Jun Segawa of Yokohama National University and Yusuke Mizutani as the lead author has been published in Physical Review A. For details, click here.
  • July 27, 2022: Kenji Kondo's (alumnus) research on "Transfer of linewidth and frequency stability from an iodine-stabilized Nd:YAG laser to a quantum memory control laser through an optical frequency comb" has been published in the Japanese Journal of Applied Physics. For details, click here.
  • November 30, 2021: Kako Mannami's research on "Coupling of a quantum memory and telecommunication wavelength photons for high-rate entanglement distribution in quantum repeaters" has been published in Optics Express. For details, click here.
  • November 10, 2021: Takushi Miyashita's research on "Offset-locking-based frequency stabilization of external cavity diode lasers for long-distance quantum communication" has been published in the Japanese Journal of Applied Physics. For details, click here.
  • January 18, 2021: An interview with Tomoyuki Horikiri on "Developing a Next-Generation Secure Communication Environment with Unconditional Security Communication" has been published in the general research grant of the SECOM Science and Technology Promotion Foundation. For details, click here.
    • here for the interview with researcher Tomoyuki Horikiri supported by SECOM Science and Technology Foundation.
  • On August 18, 2020, the research results of Daiki Yoshida were published as a paper entitled "Entanglement distribution between quantum repeater nodes with an absorptive type memory" in the International Journal of Quantum Information. For more information, please visit here.
  • On August 12, 2020, the research results of Kazuya Araki were published as a paper entitled "Two-photon comb with wavelength conversion and 20-km distribution for quantum communication" in Communications Physics. The press release can be found here.
  • On August 5, 2020, Kazuya Araki presented his research results at CLEO Pacific Rim 2020. For more information, please visit here.
  • On February 25, 2020, the album was updated.
  • On February 4, 2020, the website was renewed.