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Coherent coupling of a superconducting flux qubit to an electron spin ensemble in diamond |
Xiaobo Zhu, Shiro Saito, Alexander Kemp, Kosuke Kakuyanagi, Shin-ichi Karimoto, Hayato Nakano, William J. Munro, Yasuhiro Tokura, Mark S. Everitt, Kae Nemoto, Makoto Kasu, Norikazu Mizuochi & Kouichi Semba |
Nature 478, 221–224 (13 October 2011) doi:10.1038/nature10462
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Superconducting qubit as a quantum transformer routing entanglement between a microscopic quantum memory and a macroscopic resonator |
Alexander Kemp, Shiro Saito, William J. Munro, Kae Nemoto, and Kouichi Semba |
Phys. Rev. B 84, 104505 (2011)
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Generation of Non-Classical Microwave Photon States in an Inductor-Capacitor Resonator Coupled to a Superconducting Flux Qubit |
Kosuke Kakuyanagi, Seiichiro Kagei, Shiro Saito, Hayato Nakano, and Kouichi Semba |
Appl. Phys. Express 3 (2010) 103101
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Readout strength dependence of state projection in superconducting qubit |
K. Kakuyanagi, H. Nakano, S. Kagei, R. Koibuchi, S. Saito, A. Lupascu, K. Semba |
http://arxiv.org/abs/1004.0182
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Experimentally realizable controlled NOT gate in a flux qubit/resonator system |
Shiro Saito, Todd Tilma, Simon J. Devitt, Kae Nemoto, and Kouich Semba |
Phys. Rev. B 80, 224509 (2009)
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Electrical detection and magnetic-field control of spin states in phosphorus-doped silicon |
H. Morishita, L. S. Vlasenko, H.Tanaka, K. Semba, K. Sawano, Y. Shiraki,M. Eto, K. M. Itoh |
Phys. Rev. B80, 205206 (2009)
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Cooling a micro-mechanical resonator by quantum back-action from a noisy qubit |
Ying-Dan Wang, Yong Li, Fei Xue, C. Bruder, K. Semba |
Phys. Rev. B 80, 144508 (2009)
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Quantum Time-evolution in Qubit Readout Process with a Josephson Bifurcation Amplifier |
Hayato Nakano, Shiro Saito, Kouichi Semba, Hideaki Takayanagi |
Phys. Rev. Lett. 102, 257003(2009)
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Role of relaxation in the quantum measurement of a superconducting qubit using a nonlinear oscillator |
T. Picot, A. Lupascu, S. Saito, C. J. P. M. Harmans and J. E. Mooij |
Phys. Rev. B 78, 132508 (2008)
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Quantum theory of transmission line resonator-assisted cooling of a micromechanical resonator |
Y. Li, Y. D. Wang, F. Xue and C. Bruder |
Phys. Rev. B 78, 134301 (2008)
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Two-photon probe of the Jaynes–Cummings model and controlled symmetry breaking in circuit QED |
Frank Deppe, Matteo Mariantoni, E. P. Menzel, A. Marx, S. Saito, K. Kakuyanagi, H. Tanaka, T. Meno, K. Semba, H. Takayanagi, E. Solano, R. Gross |
Nature Physics (29 Jun 2008)
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Phase coherent dynamics of a superconducting flux qubit with capacitive bias readout |
F. Deppe, M. Mariantoni, E. P. Menzel, S. Saito, K. Kakuyanagi, H. Tanaka, T. Meno, K. Semba, H. Takayanagi, R. Gross |
Phys. Rev. B 76, 214503 (2007)
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Cooling a micromechanical beam by coupling it to a transmission line |
Fei Xue, Y. D. Wang, Yu-xi Liu, and Franco Nori |
Phys. Rev. B 76, 205302(2007)
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Interface microstructure of MgB2/Al-AlOx/MgB2 Josephson junctions studied by cross-sectional transmission electron microscopy |
K. Ueda, S. Saito, K. Semba, T. Makimoto, M. Naito |
Jpn. J. Appl. Phys. 46 (2007) L271-L273
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Controllable Coupling between Flux Qubit and Nanomechanical Resonator by Magnetic Field |
Fei Xue, Y.D Wang, C.P.Sun, H. Okamoto, H. Yamaguchi, K. Semba |
New Journal of Physics. 9,35 (2007)
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Quantum non-demolition measurement of a superconducting two-level system |
A. Lupascu, S. Saito, T. Picot, P. C. de Groot, C. J. P. M. Harmans, J. E. Mooij |
Nature Physics 3, 119 - 125 (2007)
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Vacuum Rabi oscillations in a macroscopic superconducting qubit LC oscillator system |
J. Johansson, S. Saito, T. Meno, H. Nakano, M. Ueda, K. Semba, H. Takayanagi |
Phys. Rev. Lett. 96, 127006 (2006)
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Dephasing of a Superconducting Qubit Induced by Photon Noise |
P. Bertet, I. Chiorescu, G. Burkard, K. Semba, C. J. P. M. Harmans, D. P. DiVincenzo, J. E. Mooij |
Phys. Rev. Lett. 95, 257002 (2005)
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Single-Shot Readout of Macroscopic Quantum Superposition State in a Superconducting Flux Qubit |
Hirotaka Tanaka, Shiro Saito, Hayato Nakano, Kouichi Semba, Masahito Ueda, Hideaki Takayanagi |
http://xxx.lanl.gov/abs/cond-mat/0407299
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Determination of the capacitance of nm scale Josephson junctions |
F. Deppe, S. Saito, H. Tanaka, and H. Takayanagi |
J. Appl. Phys. 95, 2607 (2004) |
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Readout of the qubit state with a dc-SQUID |
H. Takayanagi, H. Tanaka, S. Saito, and H. Nakano |
Superlattice and Microstructures 32, 221 (2002) |
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pi-phase jump of magnetic-field dependence of retrapping current in dc SQUID's |
S. Saito, H. Tanaka, H. Nakano, M. Ueda, and H. Takayanagi |
Phys. Rev. B 66, 134522 (2002) |
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DC-SQUID readout for qubit |
H. Tanaka, Y. Sekine, S. Saito, and H. Takayanagi |
Physica C 368, 300 (2002) |
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Observation of qubit state with a dc-SQUID and dissipation effect in the SQUID |
H. Takayanagi, H. Tanaka, S. Saito, and H. Nakano |
Phys. Scr. T102, 95 (2002) |
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Dc SQUID sensitivity for readout of entangled state quantum bits |
H. Tanaka, Y. Sekine, S. Saito, and H. Takayanagi |
Supercond. Sci. Technol. 14, 1161 (2001) |
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