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Publication

・Ai Iwakura, Yuichiro Matsuzaki, and Yasushi Kondo
" Engineered noisy environment for studying decoherence "
Phys. Rev. A 96, 032303 (2017)

・Sayaka Kitazawa, Yuichiro Matsuzaki, Soya Saijo, Kosuke Kakuyanagi, Shiro Saito, and Junko Ishi-Hayase
" Vector-magnetic-field sensing via multifrequency control of nitrogen-vacancy centers in diamond "
Phys. Rev. A 96, 042115 (2017)

・Y. Matsuzaki, S. Nakayama, A. Soeda, S. Saito, and M. Murao
" Projective measurement of energy on an ensemble of qubits with unknown frequencies "
Phys. Rev. A 95, 062106 (2017)

・Y. Matsuzaki and S. C. Benjamin
"Magnetic-field sensing with quantum error detection under the effect of energy relaxation "
Phys. Rev. A 95, 032303 (2017)

・N. Lambert*, Y. Matsuzaki*, K. Kakuyanagi, N. Ishida, S. Saito, and F. Nori (*equally contribution)
"Superradiance with an ensemble of superconducting flux qubits "
Phys. Rev. B 94, 224510 (2016)

・Y. Matsuzaki, T. Shimooka, H. Tanaka, Y. Tokura, K. Semba, N. Mizuochi
"Hybrid quantum magnetic field sensor with an electron spin and a nuclear spin in diamond "
Phys. Rev. A 94, 052330 (2016)

・K. Kakuyanagi, Y. Matsuzaki, C. Deprez, H. Toida, K. Semba, H. Yamaguchi, William J. Munro, and Shiro Saito
"Observation of Collective Coupling between an Engineered Ensemble of Macroscopic Artificial Atoms and a Superconducting Resonator "
Phys. Rev. Lett. 117, (editor's suggestion) 210503 (2016)

・G. C. Knee, K. Kakuyanagi, M. C. Yeh, Y. Matsuzaki, H. Toida, H. Yamaguchi, S. Saito, A. J. Leggett, and W. J. Munro
" A strict experimental test of macroscopic realism in a superconducting flux qubit "
Nature Communications 7, 13253 (2016)

・ K. Kakuyanagi, Y. Matsuzaki, T. Baba, H. Nakano, S. Saito, and K. Semba,
" Characterization and Control of Measurement-Induced Dephasing on Superconducting Flux Qubit with a Josephson Bifurcation Amplifier "
J. Phys. Soc. Jpn. 85, 104801 (2016)

・ S. Dooley, E. Yukawa, Y. Matsuzaki, G. C. Knee, W. J. Munro, and K. Nemoto
" A hybrid-systems approach to spin squeezing using a highly dissipative ancillary system "
New J. Phys. 18 053011 (2016)

・ Y. Matsuzaki, H. Morishita, T. Shimooka, T. Tashima, K. Kakuyanagi, K. Semba, W. J. Munro, H. Yamaguchi, N. Mizuochi and S. Saito
" Optically detected magnetic resonance of high-density ensemble of NV centers in diamond "
J. Phys: Condens. Matter 28 275302 (2016)

・ H. Toida, Y. Matsuzaki, K. Kakuyanagi, X. Zhu, W. J. Munro, K. Nemoto, H. Yamaguchi and S. Saito
" Electron paramagnetic resonance spectroscopy using a direct current-SQUID magnetometer directly coupled to an electron spin ensemble "
Appl. Phys. Lett. 108, 052601 (2016)

・ Y. Kondo, Y. Matsuzaki, K. Matsushima, and J. G. Filgueiras
"Using the quantum Zeno effect for suppression of decoherence "
New J. Phys. 18, 013033 (2016)

・ Y. Matsuzaki, and H. Tanaka
"Quantum Zeno Effect in an Unstable System with NMR "
J. Phys. Soc. Jpn. 84, 103001 (2015)

・J. Govenius, Y. Matsuzaki, I. G. Savenko, and M. Mottonen
"Parity measurement of remote qubits using dispersive coupling and photodetection "
Phys. Rev. A 92, 042305 (2015)

・T. Tanaka*, P. Knott*, Y. Matsuzaki*, S. Dooley, H. Yamaguchi, W. J. Munro, and S. Saito (*equally contribution)
"Proposed Robust Entanglement-Based Magnetic Field Sensor Beyond the Standard Quantum Limit"
Phys. Rev. Lett. 115, 170801 (2015)

・S. Endo, Y. Matsuzaki, W. J. Munro, T. Koike, and S. Saito
"Spin Amplification in an Inhomogeneous System"
J. Phys. Soc. Jpn. 84, 103001 (2015).

・K. Kakuyanagi, T. Baba, Y. Matsuzaki, H. Nakano, S. Saito, and K. Semba,
"Observation of quantum Zeno effect in a superconducting flux qubit"
New Journal of Physics, 17 (6), 063035 (2015).

・H. Cai, Y. Matsuzaki, K. Kakuyanagi, H. Toida, X. Zhu, N. Mizuochi, K. Nemoto, K. Semba, W. J. Munro, S. Saito, and H. Yamaguchi
"Analysis of the spectroscopy of a hybrid system composed of a superconducting flux qubit and diamond NV- centers"
J. Phys: Condens. Matter 27, 345702 (2015)

・T. Satoh, Y. Matsuzaki, K. Kakuyanagi, W. J. Munro, K. Semba, H. Yamaguchi, and S. Saito
"Scalable quantum computation architecture using always-on Ising interactions via quantum feedforward"
Phys. Rev. A 91, 052329 (2015)

・Y. Matsuzaki, X. Zhu, K. Kakuyanagi, H. Toida, T. Shimo-Oka, N. Mizuochi, K. Nemoto, K. Semba, W. J. Munro, H. Yamaguchi, and S. Saito
"Improving the Coherence Time of a Quantum System via a Coupling to a Short-Lived System"
Phys. Rev. Lett. 114, 120501 (2015)

・Y. Matsuzaki, X. Zhu, K. Kakuyanagi, H. Toida, T. Shimo-Oka, N. Mizuochi, K. Nemoto, K. Semba, W. J. Munro, H. Yamaguchi, and S. Saito
"Improving the lifetime of the nitrogen-vacancy-center ensemble coupled with a superconducting flux qubit by applying magnetic fields"
Phys. Rev. A 91, 042329 (2015)

・X. Zhu, Y. Matsuzaki, R. Amsuss, K. Kakuyanagi, T. Shimo-Oka, N. Mizuochi, K. Nemoto, K. Semba, W. J. Munro and S. Saito
"Observation of dark states in a superconductor diamond quantum hybrid system"
Nature Communications 5, 3524 (2014)

・S. Saito, X. Zhu, R. Amsuss, Y. Matsuzaki, K. Kakuyanagi, T. Shimo-Oka, N. Mizuochi, K. Nemoto, W. J. Munro, and K. Semba
"Towards Realizing a Quantum Memory for a Superconducting Qubit: Storage and Retrieval of Quantum States"
Phys. Rev. Lett. 111, 107008 (2013)

・ A. Shimizu, Y. Matsuzaki, and A. Ukena
"Necessity of Superposition of Macroscopically Distinct States for Quantum Computational Speedup"
J. Phys. Soc. Jpn. 82, 054801 (2013)

・K. Koshino and Y. Matsuzaki
"Entangling homogeneously broadened matter qubits in the weak-coupling cavity-QED regime "
Phys. Rev. A 86, 020305(R) (2012)


・Y. Matsuzaki and H. Nakano
"Enhanced energy relaxation process of a quantum memory coupled to a superconducting qubit "
Phys. Rev. B 86, 184501 (2012)


・M. Schaffry, S. C. Benjamin, and Y. Matsuzaki
"Quantum entanglement distribution using a magnetic field sensor "
." New Journal of Physics, 14.2, 023046 (2012).


・Y. Matsuzaki, P. Solinas, and M. Mottonen
"Entanglement generation between unstable optically active qubits without photodetectors "
Phys. Rev. A 84, 032338 (2011)

・Y. Matsuzaki, S. C. Benjamin, and J. Fitzsimons
"Magnetic field sensing beyond the standard quantum limit under the effect of decoherence "
Phys. Rev. A 84, 012103 (2011)


・Y. Matsuzaki, S. C. Benjamin, and J. Fitzsimons
"Entangling unstable optically active matter qubits "
Phys. Rev. A 83, 060303(R) (2011)


・Y. Matsuzaki, S. Saito, K. Kakuyanagi, and K. Semba
"Quantum Zeno effect with a superconducting qubit "
Phys. Rev. B 82, 180518(R) (2010)


・Y. Matsuzaki, S. C. Benjamin, and J. Fitzsimons
"Distributed quantum computation with arbitrarily poor photon detection "
Phys. Rev. A 82, 010302(R) (2010)


・Y. Matsuzaki, S. C. Benjamin, and J. Fitzsimons
"Probabilistic growth of large entangled states with low error accumulation "
Phys. Rev. Lett. 104, 050501 (2010)


Book


・ K. Semba, F. Yoshihara, J. E. S. Johansson, X. Zhu, N. Mizuochi, W. J. Munro, S. Saito, K. Kakuyanagi, and Y. Matsuzaki
" Superconductor-Diamond Hybrid Quantum System"
Lecture Notes in Physics (Springer), Chapter 24, (2016) 


Article

・ 松崎 雄一郎,角柳 孝輔,樋田 啓,山口 浩司,William J. Munro, 齊藤 志郎
" 4300個の超伝導磁束量子ビットとマイクロ波共振器の協調的な結合"
NTT技術ジャーナル五月号 2017年

・ 松崎 雄一郎
" 標準量子限界を超える高感度磁場センサに向けて"
日本物理学会誌 第71巻 第11号 2016年 

・ 小林 悟士,森下 弘樹,松崎 雄一郎,三輪 真嗣,鈴木 義茂, 水落 憲和
" ダイヤモンドNV中心における電界によるスピンコヒーレンス時間の長時間化"
会誌 NEW DIAMOND 第122号Vol.32 No.3 2016年

・ 松崎 雄一郎
" 量子コンピュータ実現に向けた、長寿命量子メモリ構築への新しいアプローチの発見"
NTT技術ジャーナル七月号 2014年 focus on the news


press release

・報道発表
" 量子センサを実現するダイヤモンド中電子スピンの 寿命の改善法を確立 〜量子センサの感度が桁違いに向上〜 "
日経産業、日刊工業(2015/3/24 P16, 2015/3/24 P21)

・報道発表
" 長寿命量子メモリ構築への新しいアプローチの発見 "
通信興業、日経産業、日刊工業、科学新聞(2014/4/14 P1, 2014/4/9 P10, 2014/4/9 P21,2014/4/25 P2)


patent

・ 松崎 雄一郎,角柳 孝輔,樋田 啓,山口 浩司,William J. Munro, 齊藤 志郎, 根本 香絵
" 磁気共鳴装置"
特願2015-30773(P2015-30773)

・ 松崎 雄一郎,William J. Munro, 山口 浩司,齊藤 志郎, ポール ノット, 田中 亨
" 磁場検出方法"
特願2014-167363(P2014-167363)

・ 松崎 雄一郎, 齊藤 志郎, 水落 憲和
" 磁場検出装置および磁場検出方法 "
特願2014-146572(P2014-146572)

・ 松崎 雄一郎,角柳 孝輔, ウィリアム ジョーンムンロ, 山口 浩司, 齊藤 志郎, 田中 咲
" 量子メモリの制御方法 "
特願2014-41265(P2014-41265)

・ 松崎 雄一郎,角柳 孝輔, 齊藤 志郎, 佐藤 貴彦
" イジング型相互作用発生装置 "
特願2014-40175(P2014-40175)

・ 松崎 雄一郎,山口 浩司,William J. Munro, 齊藤 志郎,アシュレイ ステファンス マーティン, 根本 香絵
" 超伝導量子ビットの初期化方法 "
特願2014-165669(P2014-165669)

・ 角柳 孝輔, 松崎 雄一郎,齊藤 志郎
" 量子状態測定装置および方法 "
特願2013-165901(P2013-165901)

・ William J. Munro, 齊藤 志郎, 松崎 雄一郎,角柳 孝輔, 清水 薫, 根本 香絵
" 光を用いた超伝導量子ビットの状態検出 "
特願2013-140931(P2013-140931)

・ 松崎 雄一郎,齊藤 志郎, 角柳 孝輔, 中ノ 勇人, W. J. Munro, X. Zhu, 仙場 浩一, 下岡 孝明, 水落 憲和
" 量子ビットの構成方法 "
特願2013-95089(P2013-95089)

・ 松崎 雄一郎,齊藤 志郎, 角柳 孝輔, 中ノ 勇人, W. J. Munro, X. Zhu, 仙場 浩一, 下岡 孝明, 水落 憲和
" 量子ビットの構成方法 "
特願2013-95089(P2013-95089)

・ 松崎 雄一郎,齊藤 志郎, X. Zhu, 原田 裕一, 仙場 浩一, D. Cox
" 量子計算装置 "
特願2013-95750(P2013-95750)

・ 松崎 雄一郎,仙場 浩一, 田中 弘隆, 都倉 康弘, 水落 憲和, 下岡 孝明
" 磁場検出装置および磁場検出方法 "
特願2013-1560(P2013-1560)