Osaka University Graduate School of Engineering Science Department of Materials Engineering Science Division of Materials Physics
2008/10 - 2011/09
Kyoto University Graduate School of Engineering Department of Electronic Science and Engineering
2004/04 - 2006/03
Kyoto University Faculty of Engineering School of Electrical & Electronic Engineering
2000/04 - 2004/03
Quantum Internet Task Force Board Other
2019/05 - Present
日本物理学会 領域１量子エレクトロニクス分科 世話人
2023/10 - 2024/09
Optical Society of Japan
THE JAPAN SOCIETY OF APPLIED PHYSICS
THE PHYSICAL SOCIETY OF JAPAN
Nanotechnology/Materials / Optical engineering and photonics /
Natural sciences / Semiconductors, optical and atomic physics /
大阪大学賞若手教員部門
大阪大学 2021/11
文部科学大臣表彰若手科学者賞
生田力三 文部科学省 2021/04
Young Scientist Award of the Physical Society of Japan
Rikizo Ikuta The Physical Society of Japan 2019/03
Inoue Research Award for Young Scientists
Rikizo Ikuta Inoue Foundation for Science 2014/02
Quantum state estimation of multipartite single-photon path entanglement via local measurements
Hikaru Shimizu, Joe Yoshimoto, Kazufumi Tanji, Aruto Hosaka, Junko Ishi-Hayase, Tomoyuki Horikiri, Rikizo Ikuta, Masahiro Takeoka
Physical Review A 2025/02/18 Research paper (scientific journal)
Low-noise quantum frequency conversion with cavity enhancement of the converted mode
Shoichi Murakami, Toshiki Kobayashi, Shigehito Miki, Hirotaka Terai, Tsuyoshi Kodama, Tsuneaki Sawaya, Akihiko Ohtomo, Hideki Shimoi, Takashi Yamamoto, Rikizo Ikuta
Optica Quantum 2025/01/29 Research paper (scientific journal)
Free-Space to SMF Integration and Green to C-Band Conversion Based on PPLN
Takahiro Kodama, Kiichiro Kuwahara, Ayumu Kariya, Rikizo Ikuta
Sensors 2024/12/21 Research paper (scientific journal)
An Optical Interconnect for Modular Quantum Computers.
Daisuke Sakuma, Amin Taherkhani, Tomoki Tsuno, Toshihiko Sasaki, Hikaru Shimizu, Kentaro Teramoto, Andrew Todd, Yosuke Ueno, Michal Hajdusek, Rikizo Ikuta, Rodney Van Meter, Shota Nagayama
Vol. abs/2412.09299 2024/12 Research paper (scientific journal)
Frequency stabilization via interference between transmitted and reflected lights from a reference cavity
Rikizo Ikuta
Optics Express 2024/09/09 Research paper (scientific journal)
1xN DWDM channel selective quantum frequency conversion
Tomoaki Arizono, Toshiki Kobayashi, Shigehito Miki, Hirotaka Terai, Tsuyoshi Kodama, Hideki Shimoi, Takashi Yamamoto, Rikizo Ikuta
2024/09
Scalable Timing Coordination of Bell State Analyzers in Quantum Networks
Yoshihiro Mori, Toshihiko Sasaki, Rikizo Ikuta, Kentaro Teramoto, Hiroyuki Ohno, Michal Hajdusek, Rodney Van Meter, Shota Nagayama
QCE p. 1890-1896 2024 Research paper (international conference proceedings)
Quantum frequency conversion using 4-port fiber-pigtailed PPLN module
Shoichi Murakami, Rintaro Fujimoto, Toshiki Kobayashi, Rikizo Ikuta, Asuka Inoue, Takeshi Umeki, Shigehito Miki, Fumihiro China, Hirotaka Terai, Ryoichi Kasahara, Tetsuya Mukai, Nobuyuki Imoto, Takashi Yamamoto
Optics Express Vol. 31 No. 18 p. 29271-29271 2023/08/17 Research paper (scientific journal)
Publisher: Optica Publishing Group
Efficient Dicke-state distribution in a network of lossy channels
Wojciech Roga, Rikizo Ikuta, Tomoyuki Horikiri, Masahiro Takeoka
Physical Review A 2023/07/12 Research paper (scientific journal)
Linear Optical Quantum Computation with Frequency-Comb Qubits and Passive Devices
Tomohiro Yamazaki, Tomoaki Arizono, Toshiki Kobayashi, Rikizo Ikuta, Takashi Yamamoto
Physical Review Letters Vol. 130 No. 20 2023/05/18 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Quantum State Tomography of Qudits via Hong-Ou-Mandel Interference
Yoshiaki Tsujimoto, Rikizo Ikuta, Kentaro Wakui, Toshiki Kobayashi, Mikio Fujiwara
Physical Review Applied Vol. 19 No. 1 2023/01/04 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Wave-particle duality of light appearing in an intensity interferometric scenario
Rikizo Ikuta
Optics Express Vol. 30 No. 26 p. 46972-46972 2022/12/19 Research paper (scientific journal)
Publisher: Optica Publishing Group
Massive-mode polarization entangled biphoton frequency comb
Tomohiro Yamazaki, Rikizo Ikuta, Toshiki Kobayashi, Shigehito Miki, Fumihiro China, Hirotaka Terai, Nobuyuki Imoto, Takashi Yamamoto
Scientific Reports Vol. 12 No. 1 2022/12 Research paper (scientific journal)
Publisher: Springer Science and Business Media LLC
Entanglement distribution using a biphoton frequency comb compatible with DWDM technology
Rintaro Fujimoto, Tomohiro Yamazaki, Toshiki Kobayashi, Shigehito Miki, Fumihiro China, Hirotaka Terai, Rikizo Ikuta, Takashi Yamamoto
Optics Express Vol. 30 No. 20 p. 36711-36711 2022/09/26 Research paper (scientific journal)
Publisher: Optica Publishing Group
Optical Frequency Tweezers
Rikizo Ikuta, Masayo Yokota, Toshiki Kobayashi, Nobuyuki Imoto, Takashi Yamamoto
Physical Review Applied Vol. 17 No. 3 2022/03/04 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Entangled photon pair detection by superconducting nanowire single-photon detectors with a single-flux-quantum coincidence circuit
Rintaro Fujimoto, Shoichi Murakami, Toshiki Kobayashi, Rikizo Ikuta, Shigehito Miki, Shigeyuki Miyajima, Masahiro Yabuno, Fumihiro China, Hirotaka Terai, Nobuyuki Imoto, Takashi Yamamoto
Applied Physics Express Vol. 14 No. 10 p. 102001-102001 2021/10/01 Research paper (scientific journal)
Publisher: IOP Publishing
Cavity-enhanced broadband photonic Rabi oscillation
Rikizo Ikuta, Toshiki Kobayashi, Tomohiro Yamazaki, Nobuyuki Imoto, Takashi Yamamoto
Physical Review A Vol. 103 No. 3 2021/03 Research paper (scientific journal)
Photonic Quantum Interfaces Among Different Physical Systems
Toshiki Kobayashi, Motoki Asano, Rikizo Ikuta, Sahin K. Ozdemir, Takashi Yamamoto
Quantum Science and Technology p. 197-218 2021 Part of collection (book)
Publisher: Springer Singapore
Robust entanglement distribution via telecom fibre assisted by an asynchronous counter-propagating laser light
Koichiro Miyanishi, Yoshiaki Tsujimoto, Rikizo Ikuta, Shigehito Miki, Masahiro Yabuno, Taro Yamashita, Hirotaka Terai, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
NPJ QUANTUM INFORMATION Vol. 6 No. 1 2020/05 Research paper (scientific journal)
1000-mode frequency multiplexed singly -resonant photon pairs
Rikizo Ikuta, Ryoya Tani, Masahiro Ishizaki, Shigehito Miki, Masahiro Yabuno, Hirotaka Terai, Nobuyuki Imoto, Takashi Yamamoto
2020 CONFERENCE ON LASERS AND ELECTRO-OPTICS PACIFIC RIM (CLEO-PR) 2020 Research paper (international conference proceedings)
Frequency-Multiplexed Photon Pairs Over 1000 Modes from a Quadratic Nonlinear Optical Waveguide Resonator with a Singly Resonant Configuration
Ikuta Rikizo, Tani Ryoya, Ishizaki Masahiro, Miki Shigehito, Yabuno Masahiro, Terai Hirotaka, Imoto Nobuyuki, Yamamoto Takashi
PHYSICAL REVIEW LETTERS Vol. 123 No. 19 2019/11/08 Research paper (scientific journal)
Timing Jitter Characterization of the SFQ Coincidence Circuit by Optically Time-Controlled Signals From SSPDs
Miki Shigehito, Miyajima Shigeyuki, Yabuno Masahiro, Yamashita Taro, Yamamoto Takashi, Imoto Nobuyuki, Ikuta Rikizo, Kirkwood Robert A, Hadfield Robert H, Terai Hirotaka
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY Vol. 29 No. 5 2019/08 Research paper (scientific journal)
Experimental time-reversed adaptive Bell measurement towards all-photonic quantum repeaters
Yasushi Hasegawa, Rikizo Ikuta, Nobuyuki Matsuda, Kiyoshi Tamaki, Hoi-Kwong Lo, Takashi Yamamoto, Koji Azuma, Nobuyuki Imoto
Nature Communications Vol. 10 2019/01/28 Research paper (scientific journal)
Quantum key distribution with setting-choice-independently correlated light sources
Mizutani Akihiro, Kato Go, Azuma Koji, Curty Marcos, Ikuta Rikizo, Yamamoto Takashi, Imoto Nobuyuki, Lo Hoi-Kwong, Tamaki Kiyoshi
NPJ QUANTUM INFORMATION Vol. 5 No. 1 2019/01/23 Research paper (scientific journal)
Frequency-multiplexed singly-resonant photon pairs from a quadratic nonlinear waveguide resonator
Rikizo Ikuta, Ryoya Tani, Masahiro Ishizaki, Shigehito Miki, Masahiro Yabuno, Hirotaka Terai, Nobuyuki Imoto, Takashi Yamamoto
Optics InfoBase Conference Papers Vol. Part F143-EQEC 2019 2019 Research paper (international conference proceedings)
Frequency comb generation in a quadratic nonlinear waveguide resonator
Rikizo Ikuta, Motoki Asano, Ryoya Tani, Takashi Yamamoto, Nobuyuki Imoto
Proceedings of SPIE - The International Society for Optical Engineering Vol. 10904 2019 Research paper (international conference proceedings)
High-fidelity entanglement swapping and generation of three-qubit GHz state using asynchronous telecom photon pair sources
Yoshiaki Tsujimoto, Motoki Tanaka, Nobuo Iwasaki, Rikizo Ikuta, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
Scientific Reports Vol. 8 No. 1 2018/12/01 Research paper (scientific journal)
Polarization insensitive frequency conversion for an atom-photon entanglement distribution via a telecom network
Rikizo Ikuta, Toshiki Kobayashi, Tetsuo Kawakami, Shigehito Miki, Masahiro Yabuno, Taro Yamashita, Hirotaka Terai, Masato Koashi, Tetsuya Mukai, Takashi Yamamoto, Nobuyuki Imoto
Nature Communications Vol. 9 No. 1 2018/12/01 Research paper (scientific journal)
Frequency comb generation in a quadratic nonlinear waveguide resonator
Rikizo Ikuta, Motoki Asano, Ryoya Tani, Takashi Yamamoto, Nobuyuki Imoto
Optics Express Vol. 26 No. 12 p. 15551-15558 2018/06/11 Research paper (scientific journal)
Long-Distance Single Photon Transmission from a Trapped Ion via Quantum Frequency Conversion
Thomas Walker, Koichiro Miyanishi, Rikizo Ikuta, Hiroki Takahashi, Samir Vartabi Kashanian, Yoshiaki Tsujimoto, Kazuhiro Hayasaka, Takashi Yamamoto, Nobuyuki Imoto, Matthias Keller
Physical Review Letters Vol. 120 No. 20 2018/05/15 Research paper (scientific journal)
Superconducting coincidence photon detector with short timing jitter
Miki S, Miyajima S, Yabuno M, Yamashita T, Yamamoto T, Imoto N, Ikuta R, Kirkwood R.A, Hadfield R.H, Terai H
Applied Physics Letters Vol. 112 No. 26 2018
Experimental demonstration of robust entanglement distribution over reciprocal noisy channels assisted by a counter-propagating classical reference light
Rikizo Ikuta, Shota Nozaki, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
SCIENTIFIC REPORTS Vol. 7 2017/07 Research paper (scientific journal)
High visibility Hong-Ou-Mandel interference via a time-resolved coincidence measurement
Yoshiaki Tsujimoto, Yukihiro Sugiura, Motoki Tanaka, Rikizo Ikuta, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masato Koashi, Masahide Sasaki, Nobuyuki Imoto
OPTICS EXPRESS Vol. 25 No. 11 p. 12069-12080 2017/05 Research paper (scientific journal)
Mach-Zehnder interferometer using frequency-domain beamsplitter
Toshiki Kobayashi, Daisuke Yamazaki, Kenichiro Matsuki, Rikizo Ikuta, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
OPTICS EXPRESS Vol. 25 No. 10 p. 12052-12060 2017/05 Research paper (scientific journal)
Stimulated Brillouin scattering coupled four-wave mixing in a microbottle resonator
M. Asano, R. Ikuta, N. Imoto, T. Yamamoto, S. K. Ozdemir, L. Yang
2016 IEEE Photonics Conference, IPC 2016 p. 103-104 2017/01/23 Research paper (international conference proceedings)
Visible light emission from a silica microbottle resonator by second- and third-harmonic generation
M. Asano, S. Komori, R. Ikuta, N. Imoto, K. Özdemir, T. Yamamoto
Optics Letters Vol. 41 No. 24 p. 5793-5796 2016/12/15 Research paper (scientific journal)
Publisher: OSA - The Optical Society
Anomalous time delays and quantum weak measurements in optical micro-resonators
M. Asano, K. Y. Bliokh, Y. P. Bliokh, A. G. Kofman, R. Ikuta, T. Yamamoto, Y. S. Kivshar, L. Yang, N. Imoto, K. Özdemir, F. Nori
Nature Communications Vol. 7 2016/11/14 Research paper (scientific journal)
Publisher: Nature Publishing Group
Heralded single excitation of atomic ensemble via solid-state-based telecom photon detection
Rikizo Ikuta, Toshiki Kobayashi, Kenichiro Matsuki, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Takashi Yamamoto, Masato Koashi, Tetsuya Mukai, Nobuyuki Imoto
OPTICA Vol. 3 No. 11 p. 1279-1284 2016/11 Research paper (scientific journal)
Single-ion spectroscopy system for the 2S1/2(F = 0) − 2D3/2(F = 2) transition in 171Yb+
Yasutaka Imai, Tatsuya Nishi, Masatoshi Nishizaki, Sho Kawajiri, Yuto Muroki, Rikizo Ikuta, Kai Matsumoto, Masao Kitano, Kazuhiko Sugiyama
Radio Science Vol. 51 No. 8 p. 1385-1395 2016/08/01 Research paper (scientific journal)
Publisher: Blackwell Publishing Ltd
Single-ion spectroscopy system for the S-2(1/2)(F=0) - D-2(3/2)(F=2) transition in Yb-171(+)
Yasutaka Imai, Tatsuya Nishi, Masatoshi Nishizaki, Sho Kawajiri, Yuto Muroki, Rikizo Ikuta, Kai Matsumoto, Masao Kitano, Kazuhiko Sugiyama
RADIO SCIENCE Vol. 51 No. 8 p. 1385-1395 2016/08 Research paper (scientific journal)
Frequency-domain Hong-Ou-Mandel interference
Toshiki Kobayashi, Rikizo Ikuta, Shuto Yasui, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
NATURE PHOTONICS Vol. 10 No. 7 p. 441-+ 2016/07 Research paper (scientific journal)
Observation of optomechanical coupling in a microbottle resonator
Motoki Asano, Yuki Takeuchi, Weijian Chen, Sahin Kaya Ozdemir, Rikizo Ikuta, Nobuyuki Imoto, Lan Yang, Takashi Yamamoto
LASER & PHOTONICS REVIEWS Vol. 10 No. 4 p. 603-611 2016/07 Research paper (scientific journal)
Controlling slow and fast light and dynamic pulse-splitting with tunable optical gain in a whispering-gallery-mode microcavity
M. Asano, K. �zdemir, W. Chen, R. Ikuta, L. Yang, N. Imoto, T. Yamamoto
Applied Physics Letters Vol. 108 No. 18 2016/05/02 Research paper (scientific journal)
Publisher: American Institute of Physics Inc.
Blind quantum computation over a collective-noise channel
Yuki Takeuchi, Keisuke Fujii, Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto
PHYSICAL REVIEW A Vol. 93 No. 5 2016/05 Research paper (scientific journal)
Stimulated Brillouin scattering and Brillouin-coupled four-wave-mixing in a silica microbottle resonator
Motoki Asano, Yuki Takeuchi, Sahin Kaya Ozdemir, Rikizo Ikuta, Lan Yang, Nobuyuki Imoto, Takashi Yamamoto
OPTICS EXPRESS Vol. 24 No. 11 p. 2082-2092 2016/05 Research paper (scientific journal)
Security of quantum key distribution with light sources that are not independently and identically distributed
Yuichi Nagamatsu, Akihiro Mizutani, Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto, Kiyoshi Tamaki
PHYSICAL REVIEW A Vol. 93 No. 4 2016/04 Research paper (scientific journal)
Characterization of NbTiN-based superconducting nanowire single-photon detectors on Si waveguide
Kentaro Waki, Taro Yamashita, Shin Ichiro Inoue, Shigehito Miki, Hirotaka Terai, Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto
2015 15th International Superconductive Electronics Conference, ISEC 2015 2016/01/14 Research paper (international conference proceedings)
21pBJ-1 High fidelity entanglement swapping via a time-resolved coincidence measurement
Tsujimoto Yoshiaki, Sugiura Yukihiro, Tanaka Motoki, Ikuta Rikizo, Miki Shigehito, Yamashita Taro, Terai Hirotaka, Yamamoto Takashi, Koashi Masato, Imoto Nobuyuki
Meeting Abstracts of the Physical Society of Japan Vol. 71 p. 743-743 2016
Publisher: The Physical Society of Japan (JPS)
20pBJ-9 ボトル型微小光共振器を用いた共振器オプトメカニクス
浅野 元紀, 竹内 勇貴, Chen Weijian, Ozdemir Sahin Kaya, 生田 力三, Yang Lan, 井元 信之, 山本 俊
日本物理学会講演概要集 Vol. 71 p. 675-675 2016
Publisher: 一般社団法人日本物理学会
22aBJ-4 Security of quantum key distribution with non-I.I.D. light sources
Nagamatsu Yuichi, Mizutani Akihiro, Ikuta Rikizo, Yamamoto Takashi, Imoto Nobuyuki, Tamaki Kiyoshi
Meeting Abstracts of the Physical Society of Japan Vol. 71 p. 774-774 2016
Publisher: The Physical Society of Japan (JPS)
Distillation of photon entanglement using a plasmonic metamaterial
Motoki Asano, Muriel Bechu, Mark Tame, Sahin Kaya Oezdemir, Rikizo Ikuta, Durdu O. Gueney, Takashi Yamamoto, Lan Yang, Martin Wegener, Nobuyuki Imoto
SCIENTIFIC REPORTS Vol. 5 2015/12 Research paper (scientific journal)
Fabrication and Characterization of Superconducting Nanowire Single-Photon Detectors on Si Waveguide
Kentaro Waki, Taro Yamashita, Shin-ichiro Inoue, Shigehito Miki, Hirotaka Terai, Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY Vol. 25 No. 3 2015/06 Research paper (scientific journal)
Quantum entanglement distillation using an optical metamaterial
M. Bechu, M. Asano, M. Tame, S. K. Ozdemir, R. Ikuta, T. Yamamoto, D. O. Guney, L. Yang, M. Wegener, N. Imoto
CLEO: QELS - Fundamental Science, CLEO_QELS 2015 Vol. 2015-August 2015/05/04 Research paper (international conference proceedings)
Extracting an entangled photon pair from collectively decohered pairs at a telecommunication wavelength
Yoshiaki Tsujimoto, Yukihiro Sugiura, Makoto Ando, Daisuke Katsuse, Rikizo Ikuta, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
OPTICS EXPRESS Vol. 23 No. 10 p. 13545-13553 2015/05 Research paper (scientific journal)
16pAC-11 Blind Quantum Computation over a collective-noise photonic quantum channel
Takeuchi Y., Fujii K., Ikuta R., Yamamoto T., Imoto N.
Meeting Abstracts of the Physical Society of Japan Vol. 70 p. 474-474 2015
Publisher: The Physical Society of Japan (JPS)
17pAC-5 Wavelength conversion of non-classical light emitted from cold rubidium atoms to the telecom band
Matsuki Kenichiro, Kobayashi Toshiki, Ikuta Rikizo, Miki Shigehito, Yamashita Taro, Terai Hirotaka, Yamamoto Takashi, Koashi Masato, Mukai Tetsuya, Imoto Nobuyuki
Meeting Abstracts of the Physical Society of Japan Vol. 70 p. 525-525 2015
Publisher: The Physical Society of Japan (JPS)
17pAC-6 Experimental observation of entanglement distribution based on DFS using backward propagation of coherent light
Nozaki S., Ikuta R., Yamamoto T., Koashi M., Imoto N.
Meeting Abstracts of the Physical Society of Japan Vol. 70 p. 526-526 2015
Publisher: The Physical Society of Japan (JPS)
21aAN-11 A quantum protocol for transmitting the handedness
Ogawa T., Yamamoto T., Ando M., Ikuta R., Kitano M., Koashi M., Imoto N.
Meeting Abstracts of the Physical Society of Japan Vol. 70 p. 583-583 2015
Publisher: The Physical Society of Japan (JPS)
24pAN-5 ボトル共振器を用いた光パルスの群速度制御に関する実験
浅野 元紀, 竹内 勇貴, Ozdemir Sahin Kaya, 生田 力三, 山本 俊, Yang Lan, 井元 信之
日本物理学会講演概要集 Vol. 70 p. 785-785 2015
Publisher: 一般社団法人日本物理学会
Measurement-device-independent quantum key distribution for Scarani-Acin-Ribordy-Gisin 04 protocol (vol 4, 5236, 2014)
Akihiro Mizutani, Kiyoshi Tamaki, Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto
SCIENTIFIC REPORTS Vol. 4 2014/09
Observation of Hong-Ou-Mandel interference by using a frequency-domain beamsplitter
T. Kobayashi, R. Ikuta, S. Yasui, S. Miki, T. Yamashita, H. Terai, M. Fujiwara, T. Yamamoto, M. Sasaki, Z. Wang, M. Koashi, N. Imoto
Optics InfoBase Conference Papers 2014/07/21 Research paper (international conference proceedings)
Measurement-device-independent quantum key distribution for Scarani-Acin-Ribordy-Gisin 04 protocol
Akihiro Mizutani, Kiyoshi Tamaki, Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto
SCIENTIFIC REPORTS Vol. 4 2014/06 Research paper (scientific journal)
Frequency down-conversion of 637 nm light to the telecommunication band for non-classical light emitted from NV centers in diamond
Rikizo Ikuta, Toshiki Kobayashi, Shuto Yasui, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masato Koashi, Masahide Sasaki, Zhen Wang, Nobuyuki Imoto
OPTICS EXPRESS Vol. 22 No. 9 p. 11205-11214 2014/05 Research paper (scientific journal)
Universal gates for transforming multipartite entangled Dicke states
Toshiki Kobayashi, Rikizo Ikuta, Sahin Kaya Oezdemir, Mark Tame, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
NEW JOURNAL OF PHYSICS Vol. 16 2014/02 Research paper (scientific journal)
High-fidelity frequency down-conversion of visible entangled photon pairs with superconducting single-photon detectors
Rikizo Ikuta, Hiroshi Kato, Yoshiaki Kusaka, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masato Koashi, Masahide Sasaki, Zhen Wang, Nobuyuki Imoto
AIP Conference Proceedings Vol. 1633 p. 252-254 2014 Research paper (international conference proceedings)
Observation of two output light pulses from a partial wavelength converter preserving phase of an input light at a single-photon level
Rikizo Ikuta, Toshiki Kobayashi, Hiroshi Kato, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masahide Sasaki, Zhen Wang, Masato Koashi, Nobuyuki Imoto
OPTICS EXPRESS Vol. 21 No. 23 p. 27865-27872 2013/11 Research paper (scientific journal)
Nonclassical two-photon interference between independent telecommunication light pulses converted by difference-frequency generation
Rikizo Ikuta, Toshiki Kobayashi, Hiroshi Kato, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masato Koashi, Masahide Sasaki, Zhen Wang, Nobuyuki Imoto
PHYSICAL REVIEW A Vol. 88 No. 4 2013/10 Research paper (scientific journal)
High-fidelity conversion of photonic quantum information to telecommunication wavelength with superconducting single-photon detectors
Rikizo Ikuta, Hiroshi Kato, Yoshiaki Kusaka, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masato Koashi, Masahide Sasaki, Zhen Wang, Nobuyuki Imoto
Physical Review A - Atomic, Molecular, and Optical Physics Vol. 87 No. 1 2013/01/02 Research paper (scientific journal)
Non-classical interference between two telecom photons with wavelength conversion
Toshiki Kobayashi, Rikizo Ikuta, Hiroshi Kato, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara, Takashi Yamamoto, Masato Koashi, Masahide Sasaki, Zhen Wang, Nobuyuki Imoto
Pacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest 2013 Research paper (international conference proceedings)
A photonic quantum interface for visible-to-telecommunication wavelength conversion
Takashi Yamamoto, Rikizo Ikuta, Masato Koashi, Nobuyuki Imoto
2012 IEEE Photonics Conference, IPC 2012 p. 471-472 2012 Research paper (international conference proceedings)
Wide-band quantum interface for visible-to-telecommunication wavelength conversion
Rikizo Ikuta, Yoshiaki Kusaka, Tsuyoshi Kitano, Hiroshi Kato, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
NATURE COMMUNICATIONS Vol. 2 2011/11 Research paper (scientific journal)
Efficient Decoherence-Free Entanglement Distribution over Lossy Quantum Channels
Rikizo Ikuta, Yohei Ono, Toshiyuki Tashima, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
PHYSICAL REVIEW LETTERS Vol. 106 No. 11 2011/03 Research paper (scientific journal)
Process tomography of elementary gates in optical one-way quantum computing
Y. Tokunaga, S. Okamoto, R. Ikuta, T. Yamamoto, M. Koashi, N. Imoto
AIP Conference Proceedings Vol. 1363 p. 252-255 2011 Research paper (international conference proceedings)
Optimal local expansion of W states using linear optics and Fock states
Rikizo Ikuta, Toshiyuki Tashima, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
PHYSICAL REVIEW A Vol. 83 No. 1 2011/01 Research paper (scientific journal)
Efficient and robust photonic entanglement distribution using decoherence-free subspace
Rikizo Ikuta, Yohei Ono, Toshiyuki Tashima, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
AIP Conference Proceedings Vol. 1363 p. 263-266 2011 Research paper (international conference proceedings)
Frequency down-conversion of non-classical light from visible wavelength to telecom wavelength using difference-frequency generation
Rikizo Ikuta, Tsuyoshi Kitano, Yoshiaki Kusaka, Takashi Yamamoto, Masato Koashi, Nobuyuki Imoto
2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011 2011 Research paper (international conference proceedings)
Heating and loss of a trapped atom induced by movement of optical tweezers
山下眞, 小林俊輝, 中島秀太, 生田力三, 生田力三, 山本俊, 山本俊
日本物理学会講演概要集(CD-ROM) Vol. 79 No. 1 2024
量子インターネットの概要とその実現に向けた光量子技術
生田 力三
光アライアンス / 光アライアンス編集委員会 編 Vol. 34 No. 4 p. 55-59 2023/04
Publisher: 日本工業出版Channel selective optical frequency conversion for multiplexed quantum communication
生田力三, 生田力三, 有薗友研, 小林俊輝, 小林俊輝, 山本俊, 山本俊
応用物理学会秋季学術講演会講演予稿集(CD-ROM) Vol. 84th 2023
Polarization-entangled photon pairs distribution using cavity enhanced SPDC compatible with DWDM technology
小林俊輝, 小林俊輝, 藤本倫太朗, 山崎友裕, 山崎友裕, 三木茂人, 三木茂人, 知名史博, 寺井弘高, 生田力三, 生田力三, 山本俊, 山本俊
応用物理学会春季学術講演会講演予稿集(CD-ROM) Vol. 70th 2023
Quantum state tomography based on two-photon interference
逵本吉朗, 生田力三, 生田力三, 和久井健太郎, 小林俊輝, 小林俊輝
日本物理学会講演概要集(CD-ROM) Vol. 77 No. 1 2022
【研究室探訪】vol. 29 大阪大学 山本・生田研究室
山本俊, 生田力三
No. 487 2022
物性物理学に関する学生実験のオンライン化の試み
蓑輪陽介, 藤原秀紀, 大戸達彦, 山田亮, 後藤穣, 細井優, 生田力三, 鶴田篤史, 横山知大, 夛田博一
大学の物理教育 Vol. 28 No. 2 2022
量子インターネットに向けて 量子インターネット実現に向けた光量子技術
生田力三
O plus E Vol. 44 No. 487 p. 494-498 2022
“The” 量子インターネット-この宇宙の物理法則に許されるサイバー空間の極致-
永山翔太, 生田力三, 小坂英男, 佐々木寿彦, 高橋優樹, 根本香絵, 堀切智之, 山崎歴舟, 山本俊, Rodney Van Meter
2021/02
Entangled photon pair detection by SSPDs with a SFQ coincidence circuit
藤本倫太朗, 村上翔一, 生田力三, 小林俊輝, 三木茂人, 三木茂人, 宮嶋茂之, 藪野正裕, 寺井弘高, 井元信之, 山本俊
応用物理学会春季学術講演会講演予稿集(CD-ROM) Vol. 68th 2021
Difference frequency generation by a PPLN waveguide with cavity confinement only for converted light
横田雅世, 生田力三, 生田力三, 小林俊輝, 小林俊輝, 井元信之, 山本俊, 山本俊
応用物理学会春季学術講演会講演予稿集(CD-ROM) Vol. 68th 2021
Quantum network technology
山本俊, 山本俊, 生田力三, 生田力三, 小林俊輝, 小林俊輝, 井元信之, 井元信之
応用物理 Vol. 90 No. 7 2021
A fiber-coupled frequency converter based on a PPLN waveguide for quantum internet
村上翔一, 藤本倫太朗, 生田力三, 生田力三, 小林俊輝, 小林俊輝, 井上飛鳥, 梅木毅伺, 笠原亮一, 向井哲哉, 井元信之, 山本俊, 山本俊
応用物理学会秋季学術講演会講演予稿集(CD-ROM) Vol. 81st 2020
波長変換による通信波長光子と原子間の量子もつれ生成
生田 力三
光学 Vol. 48 No. 6 p. 228-228 2019/06
単共鳴共振器型PPLN導波路による高効率光波長変換
生田力三, 生田力三, 小林俊輝, 小林俊輝, 山崎友裕, 井元信之, 山本俊, 山本俊
応用物理学会秋季学術講演会講演予稿集(CD-ROM) Vol. 80th 2019
単共鳴共振器型PPLN導波路による偏光エンタングル光子対生成
山崎友裕, 生田力三, 生田力三, 小林俊輝, 小林俊輝, 三木茂人, 三木茂人, 藪野正裕, 寺井弘高, 井元信之, 山本俊, 山本俊
応用物理学会秋季学術講演会講演予稿集(CD-ROM) Vol. 80th 2019
Experiment of Frequency-multiplexed Photon Pair Generation
生田力三
村田学術振興財団年報 No. 32 2018
Invited Talk : Development of waveguide-coupled SSPD and on-chip two-photon interferometer toward monolithic quantum waveguide circuit
Vol. 116 No. 410 p. 25-30 2017/01/19
Publisher: 電子情報通信学会
冷却Rb原子集団と通信波長光子間のエンタングルメント実証
川上哲生, 小林俊輝, 生田力三, 三木茂人, 三木茂人, 山下太郎, 寺井弘高, 山本俊, 小芦雅斗, 向井哲哉, 井元信之
日本物理学会講演概要集(CD-ROM) Vol. 72 No. 2 2017
冷却Rb原子集団と通信波長光子間のエンタングルメント実証
川上哲生, 小林俊輝, 生田力三, 三木茂人, 三木茂人, 山下太郎, 寺井弘高, 山本俊, 小芦雅斗, 向井哲哉, 井元信之
応用物理学会秋季学術講演会講演予稿集(CD-ROM) Vol. 78th 2017
Fabrication of on-chip two-photon interferometer using waveguide-coupled SSPD
Vol. 116 No. 269 p. 37-42 2016/10/26
Publisher: 電子情報通信学会
大阪大学 基礎工学研究科 物質創成専攻 井元研究室 : 物性物理工学領域ナノ量子物理講座
山本 俊, 生田 力三, 井元 信之
光アライアンス Vol. 27 No. 6 p. 57-61 2016/06
Publisher: 日本工業出版
Fabrication of waveguide-coupled SSPD toward on-chip quantum waveguide circuit
Vol. 116 No. 6 p. 49-54 2016/04/20
Publisher: 電子情報通信学会
C-8-7 Fabrication of waveguide-coupled SSPD using SOI substrate
Waki Kentaro, Yamashita Taro, Inoue Shin-ichiro, Miki Shigehito, Terai Hirotaka, Ikuta Rikizo, Yamamoto Takashi, Imoto Nobuyuki
Proceedings of the IEICE General Conference Vol. 2016 No. 2 p. 35-35 2016/03/01
Publisher: The Institute of Electronics, Information and Communication Engineers
周波数領域マッハツェンダー干渉計を用いた光干渉実験
山崎大輔, 小林俊輝, 松木賢一郎, 生田力三, 山本俊, 小芦雅斗, 井元信之
応用物理学会秋季学術講演会講演予稿集(CD-ROM) Vol. 77th 2016
冷却Rb原子集団を用いた通信波長光子のアンチバンチングの観測
小林俊輝, 松木賢一郎, 生田力三, 三木茂人, 山下太郎, 寺井弘高, 山本俊, 小芦雅斗, 向井哲哉, 井元信之
応用物理学会春季学術講演会講演予稿集(CD-ROM) Vol. 63rd 2016
Fabrication and characterization of waveguide-coupled superconducting nanowire single-photon detectors
WAKI Kentaro, YAMASHITA Taro, INOUE Shin-ichiro, MIKI Shigehito, TERAI Hirotaka, IKUTA Rikizo, YAMAMOTO Takashi, IMOTO Nobuyuki
Technical report of IEICE. SCE Vol. 114 No. 247 p. 17-21 2014/10/15
Publisher: The Institute of Electronics, Information and Communication Engineers
9aAZ-3 Observation of two-photon interference by using a frequency-domain beamsplitter
Kobayashi Toshiki, Yasui Shuto, Ikuta Rikizo, Miki Shigehito, Yamashita Taro, Fujiwara Mikio, Yamamoto Takashi, Koashi Masato, Sasaki Masahide, Wang Zhen, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 69 No. 2 p. 83-83 2014/08/22
Publisher: The Physical Society of Japan (JPS)
9aAZ-4 Frequency down-conversion of 637 nm light to the telecommunication band for non-classical light emitted from NV centers in diamond
Yasui Shuto, Ikuta Rikizo, Kobayashi Toshiki, Miki Shigehito, Yamashita Taro, Terai Hirotaka, Fujiwara Mikio, Yamamoto Takashi, Koashi Masato, Sasaki Masahide, Zhen Wang, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 69 No. 2 p. 83-83 2014/08/22
Publisher: The Physical Society of Japan (JPS)
9aAZ-2 Observation of two output light pulses from a partial wavelength converter preserving phase of an input light at a single-photon level
Ikuta Rikizo, Kobayashi Toshiki, Kato Hiroshi, Miki Shigehito, Yamashita Taro, Terai Hirotaka, Fujiwara Mikio, Yamamoto Takashi, Koashi Masato, Sasaki Masahide, Wang Zhen, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 69 No. 2 p. 82-82 2014/08/22
Publisher: The Physical Society of Japan (JPS)
30pCC-4 Security of measurement-device-independent quantum key distribution protocol from multi-photons
Mizutani Akihiro, Tamaki Kiyoshi, Ikuta Rikizo, Yamamoto Takashi, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 69 No. 1 p. 225-225 2014/03/05
Publisher: The Physical Society of Japan (JPS)
ダイヤモンド中のNV中心のための637nmから通信波長帯への波長変遷実験
安井崇人, 生田力三, 小林俊輝, 三木茂人, 山下太郎, 寺井弘高, 藤原幹生, 山本俊, 小芦雅斗, 佐々木雅英, WANG Zhen, 井元信之
日本物理学会講演概要集 Vol. 69 No. 2 2014
Manipulation of quantum states by wavelength conversion of a single photon
Ikuta Rikizo, Yamamoto Takashi, Koashi Masato, Inoue Nobuyuki
Proceedings of the Society Conference of IEICE Vol. 2013 No. 1 p. 123-123 2013/09/03
Publisher: The Institute of Electronics, Information and Communication Engineers
Experimental extraction of an entangled photon pair using two photon pairs at telecom and visible wavelengths
Tsujimoto Yoshiaki, Katsuse Daisuke, Ando Makoto, Ikuta Rikizo, Yamamoto Takashi, Koashi Masato, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 68 No. 2 p. 138-138 2013/08/26
Publisher: The Physical Society of Japan (JPS)
26aED-2 Observation of non-classical interference between two telecom photons frequency-down-converted from visible wavelength
Ikuta Rikizo, Kato Hiroshi, Kusaka Yoshiaki, Miki Shigehito, Yamashita Taro, Terai Hirotaka, Fujiwara Mikio, Yamamoto Takashi, Koashi Masato, Sasaki Masahide, Wang Zhen, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 68 No. 1 p. 183-183 2013/03/26
Publisher: The Physical Society of Japan (JPS)
Observation of non-classical interference between two frequency down-converted telecom photons
Vol. 27 p. 150-153 2012/11/27
Publisher: 量子情報技術時限研究専門委員会
18pAK-9 Conditions for local expansion of Dicke states
Kobayashi Toshiki, Ikuta Rikizo, Ozdemir Sahin Kaya, Yamamoto Takashi, Koashi Masato, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 67 No. 2 p. 133-133 2012/08/24
Publisher: The Physical Society of Japan (JPS)
24pBE-11 Experimental entanglement swapping by using an entangled photon pair protected by DFS
Katsuse Daisuke, Hasegawa Hiroshi, Ikuta Rikizo, Yamamoto Takashi, Koashi Masato, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 67 No. 1 p. 194-194 2012/03/05
Publisher: The Physical Society of Japan (JPS)
24pBE-4 Observation of high-fidelity wavelength conversion of a quantum state with a superconducting single photon detector
Ikuta Rikizo, Kato Hiroshi, Kusaka Yoshiaki, Miki Shigehito, Yamashita Taro, Terai Hirotaka, Fujiwara Mikio, Yamamoto Takashi, Koashi Masato, Sasaki Masahide, Wang Zhen, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 67 No. 1 p. 193-193 2012/03/05
Publisher: The Physical Society of Japan (JPS)
21pED-9 Frequency down-conversion of a visible photon in an entangled state
Ikuta Rikizo, Kusaka Yoshiaki, Kitano Tsuyoshi, Kato Hiroshi, Yamamoto Takashi, Koashi Masato, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 66 No. 2 p. 136-136 2011/08/24
Publisher: The Physical Society of Japan (JPS)
26pRB-5 Frequency down-conversion of non-classical light from visible wavelength to telecom wavelength
Ikuta Rikizo, Kitano Tsuyoshi, Kusaka Yoshiaki, Yamamoto Takashi, Koashi Masato, Imoto Nobuyuki
Meeting abstracts of the Physical Society of Japan Vol. 66 No. 1 p. 199-199 2011/03/03
Publisher: The Physical Society of Japan (JPS)
25pRF-12 Efficient and robust photonic entanglement distribution using decoherence-free subspace
Ikuta R., Ono Y., Tashima T., Yamamoto T., Koashi M., Imoto N.
Meeting abstracts of the Physical Society of Japan Vol. 65 No. 2 p. 156-156 2010/08/18
Publisher: The Physical Society of Japan (JPS)
26aZF-4 Process tomography of experimental one-way quantum computing
Okamoto S., Tokunaga Y., Ikuta R., Yamamoto T., Koashi M., Imoto N.
Meeting abstracts of the Physical Society of Japan Vol. 64 No. 2 p. 70-70 2009/08/18
Publisher: The Physical Society of Japan (JPS)
25aZF-4 Efficiency improvement of local expansion of W states using linear optics
Ikuta R., Tashima T., Yamamoto T., Koashi M., Imoto N.
Meeting abstracts of the Physical Society of Japan Vol. 64 No. 2 p. 55-55 2009/08/18
Publisher: The Physical Society of Japan (JPS)
19aXK-8 Optical frequency divider with an octave-spanning optical frequency comb (II)
Sugiyama K., Hashimoto K., Ikuta R., Kitano M.
Meeting abstracts of the Physical Society of Japan Vol. 62 No. 1 p. 142-142 2007/02/28
Publisher: The Physical Society of Japan (JPS)
Development of a Semiconductor Laser for Clock Transitions of Yb^+
IKUTA Rikizo, KITANO Masao, SUGIYAMA Kazuhiko
Technical report of IEICE. LQE Vol. 105 No. 52 p. 5-8 2005/05/12
Publisher: The Institute of Electronics, Information and Communication Engineers
量子演算方法
東 浩司, 向井 哲哉, 山本 俊, 生田 力三, 井元 信之
Photonic entanglement manipulation for robust and efficient quantum communication
生田 力三
