Publications 2007
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C. W. Lai, N. Y. Kim, S. Utsunomiya, G. Roumpos, H. Deng, M. D. Fraser, T. Byrnes, P. Recher, N. Kumada, T. Fujisawa, and Y. Yamamoto
Nature 450, 529 (2007). [abstract]
N. Kumada, K. Muraki, and Y. Hirayama
NMR Evidence for Spin Canting in a Bilayer nu=2 Quantum Hall System
Phys. Rev. Lett. 99, 076805 (2007). [abstract]
K. Takashina, M. Brun, T. Ota, D. K. Maude, A. Fujiwara, Y. Ono, Y. Takahashi, and Y. Hirayama
Anomalous Resistance Ridges along Filling Factor nu=4i
Phys. Rev. Lett. 99, 036803 (2007). [abstract]
K. Suzuki, K. Kanisawa, C. Janer, S. Perraud, K. Takashina, T. Fujisawa, and Y. Hirayama
Spatial Imaging of Two-Dimensional Electron States in Semiconductor Quantum Wells
Phys. Rev. Lett. 98, 136802 (2007). [abstract]
T. Ota, G. Yusa, N. Kumada, S. Miyashita, T. Fujisawa, and Y. Hirayama
Decoherence of nuclear spins due to dipole-dipole interactions probed by resistively detected nuclear magnetic resonance
Appl. Phys. Lett. 91, 193101 (2007). [abstract]
G. Shinkai, T. Hayashi, Y. Hirayama, and T. Fujisawa
Controlled resonant tunneling in a coupled double-quantum-dot system
Appl. Phys. Lett. 90, 103116 (2007). [abstract]
T. Ota, G. Yusa, N. Kumada, S. Miyashita, and Y. Hirayama
Nuclear spin population and its control toward initialization using an all-electrical submicron scale nuclear magnetic resonance device
Appl. Phys. Lett. 90, 102118 (2007). [abstract]
T. Fujisawa, G. Shinkai, and T. Hayashi
Zeeman Splitting in Single-electron Transport through a Few-electron Quantum Dot
Phys. Rev. B 76, 041302(R) (2007). [abstract]
S. Perraud, K. Kanisawa, Zhao-Zhong Wang, and T. Fujisawa
Imaging the percolation of localized states in a multisubband two-dimensional electronic system subject to a disorder potential
Phys. Rev. B 76, 195333 (2007). [abstract]
K. Suzuki, K. Kanisawa, S. Perraud, M. Ueki, K. Takashina, and Y. Hirayama
Imaging of interference between incident and reflected electron waves at an InAs/GaSb heterointerface by low-temperature scanning tunneling spectroscopy
Jpn. J. Appl. Phys. 46, 2618 (2007). [30th JJAP PAPER AWARD]
K. Takashina, B. Gaillard, Y. Ono, and Y. Hirayama
Low Temperature Characteristics of Ambipolar SiO_2/Si/SiO_2 Hall-Bar Devices
Jpn. J. Appl. Phys. 46B, 2596 (2007).
K. Suzuki, K. Kanisawa, S. Perraud, M. Ueki, K. Takashina, and Y. Hirayama
Observation of subband standing waves in superlattices by low-temperature scanning tunneling spectroscopy
J. Appl. Phys. 101, 081705 (2007).
K. Muraki, N. Kumada, and Y. Hirayama
Interaction of Electron and Nuclear Spins in Quantum Wells
Int. J. Mod. Phys. B 21, 1266 (2007).
Y. Hirayama, T. Sogawa, K. Suzuki, K. Kanisawa, and H. Yamaguchi
Semiconductor Heterostructure Studies by using Emerging technologies
Phys. Stat. Sol. (b) 244, 2988 (2007).
T. Ota, N. Kumada, G. Yusa, S. Miyashita, and Y. Hirayama
Study of nuclear quadrupolar interaction using a novel all-electrical GaAs NMR device
Phys. Stat. Sol. (c) 4, 1759 (2007).
K. Suzuki, K. Kanisawa, S. Perraud, M. Ueki, K. Takashina, and Y. Hirayama
Imaging of subbands in InAs/GaSb double quantum wells
J. Cryst. Growth, 97, 301 (2007).
S. Perraud, K. Kanisawa, Z. Z. Wang, and Y. Hirayama
Dramatic dependence of the Fermi level pinning strength on crystal orientation at clean surfaces of n-type In0.53Ga0.47As grown by molecular beam epitaxy
J. Cryst. Growth 301, 148 (2007).
H. Joe, T. Akiyama, K. Nakamura, K. Kanisawa, and T. Ito
An empirical potential approach to the structural stability of InAs stacking-fault tetrahedron in InAs/GaAs(111)
J. Cryst. Growth 301, 837 (2007).
S. Moreau, O. M. Fedorych, M. L. Sadowski, M. Potemski, S. Studenikin, G. Austing, A. S. Sachrajda, T. Saku, and Y. Hirayama
Response of a 2DEG to microwave irradiation
Int. J. Mod. Phys. B 21, 1579 (2007).
S. Watanabe, J. Harada, S. Sasaki, and Y. Hirayama
Dynamical suppression of nuclear-spin decoherence time in Si and GaAs using inversion pulses
J. Magn. Magn. Mater. 310, 2167 (2007).
V. T. Renard, T. Ota, N. Kumada, and Y. Hirayama
Positive magneto-resistance in a point contact: possible manifestation of interactions
International Journal of High Speed Electronics and Systems 17, 495 (2007).
W. J. M. Naber, T. Fujisawa, H. W. Liu, and W. G. van der Wiel
Interaction of a 2-level system with 2D phonons
AIP Conference Proceedings 893, 775 (2007).
A. Fukuda, S. Kozumi, D. Terasawa, N. Kumada, Y. Hirayama, Z. F. Ezawa, and A. Sawada
Effects of In-plane Magnetic Fields on the Canted Antiferromagnetic Phase in the Bilayer nu=2 Quantum Hall State
AIP Conference Proceedings 893, 639 (2007).
K. Iwata, M. Moriono, A. Fukuda, A. Sawada, M. Suzuki, Z. F. Ezawa, N. Kumada, and Y. Hirayama
Anisotropy of Current-pumped Nuclear Spin Polarization in the nu=2/3 Quantum Hall State
AIP Conference Proceedings 893, 643 (2007).
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