Publications in 2004

S. Sasaki, S. Amaha, N. Asakawa, M. Eto and S. Tarucha,
"Enhanced Kondo Effect via Tuned Orbital Degeneracy in a Spin-1/2 Artificial Atom"
Phys. Rev. Lett. 93, 017205 (2004). [Abstract]

K. Suzuki, K. Takashina, S. Miyashita and Y. Hirayama,
"Landau-level Hybridization and the Quantum Hall Effect in InAs/(AlSb)/GaSb Electron-Hole Systems"
Phys. Rev. Lett. 93, 016803 (2004). [Abstract]

K. Muraki, J. G. S. Lok, S. Kraus, W. Dietsche, K. von Klitzing, D. Schuh, M. Bichler and W. Wegscheider,
"Coulomb drag as a probe of the nature of compressible states in a magnetic field"
Phys. Rev. Lett. 92, 246801 (2004). [Abstract]

H. Yamaguchi, Y. Tokura, S. Miyashita and Y. Hirayama,
"Quantum Interference Effects in the Magnetopiezoresistance of InAs/AlGaSb Quasi-One-Dimensional Electron System"
Phys. Rev. Lett. 93, 036603 (2004). [Abstract]

T. Fujisawa, T. Hayashi, Y. Hirayama, H. D. Cheong and Y. H. Jeong,
"Electron counting of single-electron tunneling current"
Appl. Phys. Lett. 84, 2343 (2004). [Abstract]

S. W. Jung, T. Fujisawa, Y. Hirayama and Y. H. Jeong,
"Background charge fluctuation in a GaAs quantum dot device"
Appl. Phys. Lett. 85, 768 (2004). [Abstract]

G. Yusa, K. Hashimoto, K. Muraki, T. Saku and Y. Hirayama,
"Self-sustaining resistance oscillations: Electron-nuclear spin coupling in mesoscopic quantum Hall devices"
Phys. Rev. B 69, 161302(R) (2004). [Abstract]

K. Takashina, A. Fujiwara, S. Horiguchi, Y. Takahashi and Y. Hirayama,
"Valley splitting control in SiO2/Si/SiO2 quantum wells in the quantum Hall regime"
Phys. Rev. B 69, 161304(R) (2004). [Abstract]

K. Hashimoto, T. Saku and Y. Hirayama,
"Nuclear-spin-related resistance enhancements observed over a wide range of magnetic fields"
Phys. Rev. B 69, 153306 (2004). [Abstract]

N. Kumada, D. Terasawa, M. Morino, K. Tagashira, A. Sawada, Z. F. Ezawa, K. Muraki, Y. Hirayama and T. Saku,
"Phase diagrams of ν = 2 and ν = 2/3 quantum Hall states in bilayer systems"
Phys. Rev. B 69, 155319 (2004). [Abstract]

G. Yusa, K. Muraki, T. Saku and Y. Hirayama,
"Intralayer backscattering in narrow GaAs/AlxGa1-xAs/GaAs bilayer channels"
Phys. Rev. B 69, 085323 (2004). [Abstract]

D. G. Austing, S. Tarucha, H. Tamura, K. Muraki, F. Ancilotto, M. Barranco, A. Emperador, R. Mayol and M. Pi,
"Integer filling factor phases and isospin in vertical diatomic artificial molecules"
Phys. Rev. B 70, 045324 (2004). [Abstract]

M. Rontani, S. Amaha, K. Muraki, F. Manghi, E. Molinari, S. Tarucha and D. G. Austing,
"Molecular phases in coupled quantum dots"
Phys. Rev. B 69, 085327 (2004). [Abstract]

J. Lagoute, K. Kanisawa and S. Folsch,
"Manipulation and Adsorption-Site Mapping of Single Pentacene Molecules on Cu(111)"
Phys. Rev. B 70, 245415 (2004). [Abstract]

L. F. Houlet, H. Yamaguchi, S. Miyashita and Y. Hirayama,
"InAs/AlGaSb Piezoresistive Cantilever for Sub-angstrom Scale Displacement Detection"
Jpn. J. Appl. Phys. 43, L424 (2004). [Abstract]

T. Fujisawa, T. Hayashi, H. D. Cheong, Y. H. Jeong and Y. Hirayama,
"Rotation and phase-shift operations for a charge qubit in a double quantum dot"
Physica E 21, 1046 (2004). [Abstract]

H. Yamaguchi, S. Miyashita and Y. Hirayama,
"Quantum-Mechanical Displacement Sensing using InAs/AlGaSb Micromechanical Cantilevers"
Physica E 21, 1053 (2004). [Abstract]

K. Takashina, Y. Hirayama, A. Fujiwara, S. Horiguchi and Y. Takahashi,
"A silicon bi-layer system"
Physica E 22, 72 (2004). [Abstract]

N. Kumada, K. Tagashira, K. Iwata, A. Sawada, Z. F. Ezawa, K. Muraki, T. Saku and Y. Hirayama,
"Effects of in-plane magnetic fields on spin transitions in bilayer quantum Hall states"
Physica E 22, 36 (2004). [Abstract]

D. Terasawa, M. Morino, K. Nakada, S. Kozumi, A. Sawada, Z. F. Ezawa, N. Kumada, K. Muraki, T. Saku and Y. Hirayama,
"Simultaneous excitation of spins and pseudospins in the bilayer ν=1 quantum Hall state"
Physica E 22, 52 (2004). [Abstract]

T. Kodera, W. G. van der Wiel, K. Ono, S. Sasaki, T. Fujisawa and S. Tarucha,
"High-frequency manipulation of few-electron double quantum dots--toward spin qubits"
Physica E 22, 518 (2004). [Abstract]

D. G. Austing, S. Tarucha, K. Muraki, F. Ancilotto, M. Barranco, A. Emperador, R. Mayol and M. Pi,
"Integer Filling Factor Phases in Vertical Diatomic Artificial Molecules"
Physica E 22, 502 (2004). [Abstract]

H. Yamaguchi, K. Kanisawa, S. Miyashita and Y. Hirayama,
"InAs/GaSb (111)A Heteroepitaxial Systems"
Physica E 23, 285 (2004). [Abstract]

H. Yamaguchi, S. Miyashita and Y. Hirayama,
"Piezoresistive Cantilevers using InAs-based 2D Heterostructures"
Physica E 24, 70 (2004). [Abstract]

T. Hayashi, T. Fujisawa, H. D. Cheong, Y. H. Jeong and Y. Hirayama,
"Coherent Charge Oscillation in a Semiconductor Double Quantum Dot"
IEEE Transactions on Nanotechnology 3, 300 (2004). [Abstract]

T. Fujisawa, T. Hayashi and Y. Hirayama,
"Controlled Decoherence of a Charge Qubit in a Double Quantum Dot"
J. Vac. Sci. Technol. B 22, 2035 (2004). [Abstract]

K. Takashina, A. Fujiwara, Y. Takahashi and Y. Hirayama,
"Resistance Spikes Induced by Gate-Controlled Valley-Splitting in Silicon"
Int. J. Mod. Phys. B 18, 3603 (2004). [Abstract]

M. Morino, K. Iwata, M. Suzuki, Z. F. Ezawa, A. Fukuda, A. Sawada, T. Saku, N. Kumada, K. Muraki and Y. Hirayama,
"Anisotropic Transport on the ν=1 Bilayer Quantum Hall System under Tilted Magnetic Field"
Int. J. Mod. Phys. B 18, 3705 (2004). [Abstract]

D. Terasawa, K. Nakada, S. Kozumi, Z. F. Ezawa, A. Fukuda, A. Sawada, N. Kumada, K. Muraki, and Y. Hirayama and T. Saku,
"Double Magnetoresistance Minima Induced by the In-Plane Magnetic Field for the ν=1 Double-Layer Quantum Hall State" Int. J. Mod. Phys. B 18, 3709 (2004). [Abstract]

H. Yamaguchi, S. Miyashita and Y. Hirayama,
"Mechanical and Piezoresistive Properties of InAs/AlGaSb Cantilevers"
Appl. Surf. Sci. 237, 645 (2004). [Abstract]

A. Taguchi and K. Shiraishi,
"First-Principles Investigations of GaAs (311)A Surface Reconstruction -- Failure of the electron counting model"
Appl. Surf. Sci. 237, 189 (2004). [Abstract]

T. Ito, K. Tsutsumida, K. Nakamura, Y. Kangawa, K. Shiraishi, A. Taguchi and H. Kageshima,
"Systematic Theoretical Investigations of Adsorption Behavior on the GaAs(001)-c(4X4) Surfaces"
Appl. Surf. Sci. 237, 194 (2004). [Abstract]

R. Yano, H. Gotoh, Y. Hirayama and S. Miyashita,
"Systematic Pump-Probe Terahertz Wave Emission Spectroscopy of a Photoconductive Antenna Fabricated on Low-Temperature Grown GaAs"
J. Appl. Phys. 96, 3635 (2004). [Abstract]