Kazuhiro HAYASAKA

Profile Information

Affiliation: Associate Director, Advanced ICT Research Insititute, National Institute of Information and Communications Technology
: Associate Professor, Osaka University

Degree: Ph. D(Osaka University)

J-GLOBAL ID: 201101012123977119
researchmap Member ID: B000002200

main concern:
quantum information processing with trapped ions
cavity QED with trapped ions
application to optical frequency standards

Research Interests

量子情報処理プロジェクト

Research Areas

Nanotechnology/Materials / Optical engineering and photonics /

Papers

Optimal conditions for the Bell test using spontaneous parametric down-conversion sources

Yoshiaki Tsujimoto, Kentaro Wakui, Mikio Fujiwara, Kazuhiro Hayasaka, Shigehito Miki, Hirotaka Terai, Masahide Sasaki, Masahiro Takeoka

PHYSICAL REVIEW A, 98(6), Dec, 2018
Long-Distance Single Photon Transmission from a Trapped Ion via Quantum Frequency Conversion

Walker Thomas, Miyanishi Koichiro, Ikuta Rikizo, Takahashi Hiroki, Kashanian Samir Vartabi, Tsujimoto Yoshiaki, Hayasaka Kazuhiro, Yamamoto Takashi, Imoto Nobuyuki, Keller Matthias

PHYSICAL REVIEW LETTERS, 120(20), May 15, 2018 Peer-reviewed
19pAE-3 Application of Quantum State Control of Trapped Ions

Hayasaka Kazuhiro

Meeting Abstracts of the Physical Society of Japan, 71 637-638, 2016
19aBA-10 Design of a Planar Trap to Arrange Ions with Equal Spacing

Masutani K., Tanaka U., Hayasaka K., Urabe S.

Meeting Abstracts of the Physical Society of Japan, 70 573-573, 2015
Engineering of optical continuous-variable qubits via displaced photon subtraction: multimode analysis

M. Takeoka, J. S. Neergaard-Nielsen, M. Takeuchi, K. Wakui, H. Takahashi, K. Hayasaka, M. Sasaki

JOURNAL OF MODERN OPTICS, 58(3-4) 266-275, 2011 Peer-reviewed
Optical Continuous-Variable Qubit

Jonas S. Neergaard-Nielsen, Makoto Takeuchi, Kentaro Wakui, Hiroki Takahashi, Kazuhiro Hayasaka, Masahiro Takeoka, Masahide Sasaki

PHYSICAL REVIEW LETTERS, 105(5), Jul, 2010 Peer-reviewed
Generation of Large-Amplitude Coherent-State Superposition via Ancilla-Assisted Photon Subtraction

Hiroki Takahashi, Kentaro Wakui, Shigenari Suzuki, Masahiro Takeoka, Kazuhiro Hayasaka, Akira Furusawa, Masahide Sasaki

PHYSICAL REVIEW LETTERS, 101(23), Dec, 2008 Peer-reviewed
Trapping of a single ion

URABE Shinji, WATANABE Masayoshi, IMAJO Hidetuka, HAYASAKA Kazuhiro

OYOBUTURI, 62(9) 898-901, 1993

Misc.

27pSA-4 Generation of 230nm Coherent Light for the ^1S_<0^->^3P_1 transition of ^<115>In

Kitanaka T., Kanda T., Tanaka U., Hayasaka K., Urabe S.

Meeting abstracts of the Physical Society of Japan, 67(1) 244-244, Mar 5, 2012
23oEE-7 Optimization of Sympathetic Cooling of ^<115>In^+ by ^<40>Ca^+ for <115>In^+ Optical Frequency Standard

Kanda T., Kitanaka T., Tamura K., Toyoda K., Tanaka U., Hayasaka K., Urabe S.

Meeting abstracts of the Physical Society of Japan, 66(2) 178-178, Aug 24, 2011
28aRD-9 Sideband Cooling of In^+ by Ca^+ for In^+ Optical Frequency Standard

Tamura K., Kanda T., Kitanaka T., Toyoda K., Tanaka U., Hayasaka K., Urabe S.

Meeting abstracts of the Physical Society of Japan, 66(1) 226-226, Mar 3, 2011
25aRF-3 Sympathetic Cooling of In^+ by Ca^+ for In^+ Optical Frequency Standard

Tamura K., Kono S., Yoshidome Y., Toyoda K., Tanaka U., Hayasaka K., Urabe S.

Meeting abstracts of the Physical Society of Japan, 65(2) 141-141, Aug 18, 2010
20pTD-3 Superposition control of coherent states

Takeuchi Makoto, Neergaard-Nielsen J. S, Takahashi Hiroki, Wakui Kentaro, Takeoka Masahiro, Hayasaka Kazuhiro, Sasaki Masahide

Meeting abstracts of the Physical Society of Japan, 65(1) 171-171, Mar 1, 2010
25pZF-5 Entanglement distillations of Gaussian states with photon subtractions

Takeuchi Makoto, Neergaard-Nielsen J. S., Takahashi Hiroki, Takeoka Masahiro, Hayasaka Kazuhiro, Sasaki Masahide

Meeting abstracts of the Physical Society of Japan, 64(2) 63-63, Aug 18, 2009
28aSD-9 Laser cooling of the Ba^+ ions trapped in a small linear RF ion trap

Shibata R., Moriya T., Osada D., Yoshitake T., Sugiyama K., Kitano M., Hayasaka K., Urabe S.

Meeting abstracts of the Physical Society of Japan, 64(1) 150-150, Mar 3, 2009
Quantum Interface between Single Photons and Ions

HAYASAKA Kazuhiro

The Review of laser engineering, 36(8) 493-498, Aug 15, 2008
18pXH-4 Precision Spectroscopy between D_<3/2> and D_<5/2> Metastable States in a Single Calcium Ion using a Stimulated Raman Transition

Yamazaki Rekishu, Iwai Toshiki, Shiibara Hideyuki, Wasamura Hideyuki, Hayasaka Kazuhiro, Tanaka Utako, Toyoda Kenji, Urabe Shinji

Meeting abstracts of the Physical Society of Japan, 62(1) 124-124, Feb 28, 2007
24pWD-10 Observation of stimulated-Raman transition between D_<3/2> and D_<5/2> of a single Ca^+ ion

Iwai Toshiki, Shiibara Hideyuki, Sawamura Hideyuki, Hayasaka Kazuhiro, Tanaka Utako, Toyoda Kenji, Urabe Shinji

Meeting abstracts of the Physical Society of Japan, 61(2) 107-107, Aug 18, 2006
Deterministic Single-Photon Generation by Cavity QED

HAYASAKA Kazuhiro

The Review of laser engineering, 31(9) 586-591, Sep 15, 2003
Frequency stabilization of multiple violet diode lasers by using scanning transfer cavity

Uetake S., Hayasaka K.

Meeting abstracts of the Physical Society of Japan, 58(1) 199-199, Mar 6, 2003
Laser cooling of calcium ions by using ultraviolet laser diodes : Induction of shelving transitions

Toyoda K., Miura A., Ikeda T., Hayasaka K., Watanabe M., Urabe S.

Meeting abstracts of the Physical Society of Japan, 56(2) 74-74, Sep 3, 2001
Continuous-wave coherent light generation at 202 nm with an all-solid-state system

MATSUBARA K., TANAKA U., IMAJO H., HAYASAKA K., OHMUKAI R., URABE S., WATANABE M.

19 32-32, Jan 1, 1999
Characteristics of the deflected atomic beam by a one-dimensional magneto-optical trap

OHMUKAI R., IMAJO H., HAYASAKA K., TANAKA U., URABE S., WATANABE M.

19 11-11, Jan 1, 1999
Spectroscopy of ^<113>Cd^+ ions confined in a linear Paul trap

TANAKA U., IMAJO H., HAYASAKA K., OHMUKAI R., WATANABE M., URABE S.

Meeting abstracts of the Physical Society of Japan, 53(1) 279-279, Mar 10, 1998
Observation of Doppler sidebands of a laser-cooled Ca ion

URABE S., WATANABE M., IMAJO H., TANAKA U., HAYASAKA K., OHMUKAI R.

Meeting abstracts of the Physical Society of Japan, 53(1) 278-278, Mar 10, 1998
An all-solid-state deep-ultraviolet coherent continuous-wave light soure by using external enhancement cavities

MATSUBARA K., TANAKA U., IMAJO H., HAYASAKA K., OHMUKAI R., WATANABE M., URABE S.

18 52-52, Jan 1, 1998
Deflection of atomic beam by using a tilted, one-dimensional magneto-optical trap

OHMUKAI R., IMAJO H., HAYASAKA K., TANAKA U., WATANABE M., URABE S.

18 13-13, Jan 1, 1998
6p-Q-10 Laser cooling of ^<113>Cd^+ using a microwave field for repumping ions

Tanaka U., Imajo H., Hayasaka K., Ohmukai R., Watanabe M., Urabe S.

Meeting abstracts of the Physical Society of Japan, 52(2) 320-320, Sep 16, 1997

Research Projects

Many-body quantum systems developed by quantum measurements

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

Imoto Nobuyuki, IKUTA RIKIZO
Generation of mesoscopic laser-cooled ion strings with controlled spacing

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2018

Tanaka Utako
Engineering of superradiance of laser-cooled trapped ions

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2015 - 2017

Hayasaka Kazuhiro
Quantum information processing using an ion trap system

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jul, 2009 - Mar, 2014

URABE Shinji, TANAKA Utako, TOYODA Kenji, HAYASAKA Kazuhiro

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