3-14-1, Hiyoshi, Kohoku-ku, Yokohama
223-8522, Japan

FAX: +81-45-566-1672

**Eto, Mikio**

Japanese page is here.

Professor, Ph. D. (University of Tokyo)

Office: Bldg 22, Room 208A

Phone: ext. 47823 / +81-45-566-1676 (direct dialing)

e-mail: "rk.phys.keio.ac.jp" after "eto@".

- Solid state physics, Material science
- Theoretical studies of mesoscopic physics, nano-physics
- Electronic states, transport properties and Kondo effect in quantum dots

- Kondo effect in quantum dots
- Y. Zhang, R. Sakano, and M. Eto,
"Kondo Effect and Phase Measurement in Double Quantum Dot in Parallel,"
Journal of the Physical Society of Japan
**91**, 014703 (2022); OPEN ACCESS. - M. Eto and R. Sakano,
"Fano-Kondo resonance versus Kondo plateau in an Aharonov-Bohm ring
with an embedded quantum dot,"
Physical Review B
**102**, 245402 (2020); OPEN ACCESS. - R. Yoshii and M. Eto,
"Scaling analysis of Kondo screening cloud in a mesoscopic ring
with an embedded quantum dot,"
Physical Review B
**83**, 165310 (2011). - R. Yoshii and M. Eto,
"Scaling Analysis for Kondo Effect in Quantum Dot
Embedded in Aharonov-Bohm Ring,"
Journal of the Physical Society of Japan
**77**, 123714/1-4 (2008). - D. Matsubayashi and M. Eto,
"Spin splitting and Kondo effect in quantum dots coupled to
noncollinear ferromagnetic leads," Phys. Rev. B
**75**, 165319/1-12 (2007). - T. Sato and M. Eto, "Numerical Renormalization Group Studies of SU(4)
Kondo Effect in Quantum Dots," Physica E
**29**, 652-655 (2005). - M. Eto,
"Enhancement of Kondo Effect in Multilevel Quantum Dots,"
Journal of the Physical Society of Japan
**74**, 95-102 (2005), "Kondo effect--40 years after the discovery". - 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,"
Physical Review Letters
**93**, 017205 (2004). - M. Eto and Yu. V. Nazarov,
"Enhancement of Kondo effect in quantum dots with
an even number of electrons,"
Physical Review Letters
**85**, 1306 (2000). - S. Sasaki, S. De Franceschi, J. M. Elzerman, W. G. van der Wiel,
M. Eto, S. Tarucha, L. P. Kouwenhoven,
"Kondo effect in an integer-spin quantum dot,"
Nature
**405**, 764 (2000). - Topological properties of carbon nanotube
- R. Okuyama, W. Izumida, and M. Eto,
"Topological classification of the single-wall carbon nanotube,"
Physical Review B
**99**, 115409/1-10 (2019). - R. Okuyama, W. Izumida, and M. Eto,
"Topological Phase Transition in Metallic Single-Wall Carbon Nanotube",
Journal of the Physical Society of Japan
**86**, 013702/1-4 (2017); OPEN ACCESS. - Spin-orbit interaction in semiconductors, Spin injection using semiconductors nano-structures
- S. Souma, A. Sawada, H. Chen, Y. Sekine, M. Eto, and T. Koga,
"Spin Blocker Using the Interband Rashba Effect in Symmetric Double Quantum Wells,"
Physical Review Applied
**4**, 034010 (2015). - T. Yokoyama, M. Eto, and Yu. V. Nazarov,
"Anomalous Josephson effect by spin-orbit interaction and Zeeman effect
in semiconductor nanowires,"
Physical Review B
**89**, 195407 (2014): in collaboration with Delft University of Technology, the Netherlands. - T. Yokoyama, M. Eto, and Yu. V. Nazarov,
"Josephson Current through Semiconductor Nanowire with Spin-Orbit
Interaction in Magnetic Field,"
Journal of the Physical Society of Japan
**82**, 054703 (2013). - T. Yokoyama and M. Eto,
"Generation of spin-polarized current using multiterminal quantum dot
with spin-orbit interaction,"
Physical Review B
**86**, 205305 (2012). - M. Eto and T. Yokoyama,
"Quantum Dot Spin Filter in Resonant Tunneling and Kondo Regimes,"
Journal of the Physical Society of Japan
**79**, 123711 (2010). - T. Yokoyama and M. Eto,
"Enhanced spin Hall effect by tuning antidot potential:
Proposal for a spin filter,"
Physical Review B
**80**, 125311 (2009). - M. Eto and and T. Yokoyama,
"Enhanced spin Hall effect in semiconductor heterostructures
with artificial potential,"
Journal of the Physical Society of Japan
**78**, 073710 (2009). - M. Eto, T. Hayashi and Y. Kurotani, "Spin Polarization at
Semiconductor Point Contacts in Absence of Magnetic Field,"
Journal of the Physical Society of Japan
**74**, 1934 (2005); Paper of "Editors' Choice". - Electron-phonon interaction in quantum dots, Optical phonon lasing
- R. Okuyama, M. Eto, and T. Brandes,
"Lasing and antibunching of optical phonons in semiconductor
double quantum dots,"
New Journal of Physics
**15**, 083032 (2013) - R. Okuyama, M. Eto, and T. Brandes,
"Optical Phonon Lasing in Semiconductor Double Quantum Dots,"
Journal of the Physical Society of Japan
**82**, 013704 (2013); Paper of "Editors' Choice". - A. Ueda, O. Entin-Wohlman, M. Eto, and A. Aharony,
"Phonon Spectroscopy by Electric Measurements of Coupled Quantum Dots,"
Physical Review
**82**, 245317 (2010): in collaboration with Ben Grion University, Israel. - A. Ueda and M. Eto, "Nonequilibrium transport through coupled
quantum dots with electron-phonon interaction,"
New Journal of Physics
**9**, 119/1-14 (2007). - A. Ueda and M. Eto, "Resonant tunneling and Fano resonance in
quantum dots with electron-phonon interaction,"
Physical Review B
**73**, 235353/1-12 (2006). - A. Ueda, I. Baba, K. Suzuki and M. Eto, "Numerical Studies of Fano
Resonance in Quantum dots Embedded in AB Rings,"
Journal of the Physical Society of Japan
**72**, Supplement A, 157-158 (2003). - T. Tasai and M. Eto, "Effects of Polaron Formation in Semiconductor
Quantum Dots on Transport Properties,"
Journal of the Physical Society of Japan
**72**, 1495 (2003). - Entanglement between electron and nuclear spins in Si:P
- H. Morishita, L. S. Vlasenko, H.Tanaka, K. Semba, K. Sawano,
Y. Shiraki, M. Eto, and K. M. Itoh, "Electrical Detection and
Magnetic-Field Control of Spin States in Phosphorus-Doped Silicon,"
Physical Review B
**80**, 205206 (2009), in collaboration with Prof. K. M. Itoh, Keio University. - Optical Aharonov-Bohm effect in type-II quantum dots and quantum rings
- K. Kyhm, H. D. Kim, R. Okuyama, M. Eto, K. C. Je, R. A. Taylor, G. Nogues, L. S. Dang, A. A. L. Nicholet, M. Potemski, J. S. Kim, and J. D. Song, "Optical Aharhonov-Bohm Oscillations with Disorder Effects and Wigner Molecule in a Single GaAs/AlGaAs Quantum Ring," in "Physics of Quantum Rings," ed. V. M. Fomin (2nd ed., Springer, 2018), pp.231-254.
- H. Kim, S. Park, R. Okuyama, K. Kyhm, M. Eto, R. A. Taylor,
G. Nogues, L. S. Dang, M. Potemski, K. Je, J. Kim,
J. Kyhm, and J. Song,
"Light Controlled Optical Aharhonov-Bohm Oscillations in a Single
Quantum Ring,"
NANO Letters
**18**, 6188 (2018). - H. D. Kim, R. Okuyama, K. Kyhm, M. Eto, R. A. Taylor,
A. L. Nicolet, M. Potemski, G. Nogues, L. S. Dang, K. Je, J. Kim,
J. Kyhm, K. H. Yoen, E. H. Lee, J. Y. Kim, I. K. Han, W. Choi, and J. Song,
"Observation of a Biexciton Wigner Molecule by Fractional Optical
Aharonov-Bohm Oscillations in a Single Quantum Ring,"
NANO Letters
**16**, 27 (2016). - R. Okuyama, M. Eto, and H. Hyuga,
"Optical Aharonov-Bohm Effect on Wigner Molecules in Type-II
Semiconductor Quantum Dots,"
Physical Review B
**83**, 195311 (2011). - S. Miyamoto, O. Moutanabbir, T. Ishikawa, M. Eto, E. E. Haller,
K. Sawano, Y. Shiraki, and K. M. Itoh,
"Excitonic Aharonov-Bohm effect in isotopically pure $^{70}$Ge/Si
self-assembled type-II quantum dots,"
Physical Review B
**82**, 073306 (2010), in collaboration with Prof. K. M. Itoh, Keio University. - Electronic states and Kondo effect in silicon quantum dots
- M. Eto and Y. Hada, "Kondo Effect in Silicon Quantum Dots with Valley Degeneracy," 24th Int. Conf. on Low Temperature Physics (Florida, USA, 2005).
- Y. Hada and M. Eto,
"Exchange Coupling in Silicon Double Quantum Dots,"
Japanese Journal of Applied Physics
**43**, 7329-7336 (2004). - Y. Hada and M. Eto, "Electronic States in Silicon Quantum Dots:
Multivalley Artificial Atoms,"
Physical Review B
**68**, 155322 (2003). - Entanglement of nuclear spins in quantum dots by hyperfine interaction
- M. Eto, T. Ashiwa and M. Murata, "Current-induced entanglement of
nuclear spins in quantum dots,"
Journal of the Physical Society of Japan
**73**, 307 (2004).
This paper was selected in "Papers of Editors' Choice" of the journal.
- Conductance quantization in quantum point contacts of magnetic metals
- K. Ueno and M. Eto,
"Mean-Field Calculations of Transport Properties through Magnetic Point Contacts,"
Journal of the Physical Society of Japan
**72**, 1501 (2003). - K. Ueno, M. Eto and K. Kawamura,
"Transport Properties through Atomic-Size Point Contacts of Multi-Band Metals,"
Journal of the Physical Society of Japan
**71**, 860-866 (2002). - Electronic states and Kondo effect in coupled quantum dots
- T. Aono and M. Eto,
"Kondo Effect in Coupled Quantum Dots under Magnetic Fields,"
Physical Review B
**64**, 73307/1-4 (2001). - T. Aono and M. Eto,
"Kondo Resonant Spectra in Coupled Quantum Dots,"
Phys. Rev. B
**63**, 125327/1-11 (2001). - T. Aono M. Eto and K. Kawamura,
"Conductance through Quantum Dot Dimer Below the Kondo Temperature,"
Journal of the Physical Society of Japan
**67**, 1860-1863 (1998). - Many-body electronic states and transport properties in semiconductor quantum dots
- M. Eto,
"Electronic States and Transport Phenomena in Quantum Dot Systems,"
Japanese Journal of Applied Physics,
**40**, 1929 (2001). - L. P. Kouwenhoven, T. H. Oosterkamp, M. W. S. Danoesastro,
M. Eto, D. G. Austing, T. Honda and S. Tarucha, "Excitation Spectra
of Circular, Few-Electron Quantum Dots," Science
**278**, 1788 (1997). - Shot-noise calculation in array of quantum dots
- M. Eto, "Nonequilibrium Transport Properties through Parallel
Quantum Dots," Japanese Journal of Applied Physics
**36**, 4004-4007 (1997). - M. Eto, "Nonequilibrium Transport Properties in
One-Dimensional Array of Quantum Dots," Journal of the Physical
Society of Japan
**65**, 2952-2962 (1996).

Comments and questions about this page should be addresed to M. Eto ("rk.phys.keio.ac.jp" after "eto@")