高河原  俊秀

  • 6033 引用
  • 36 h指数
1977 …2016
Pureに変更を加えた場合、すぐここに表示されます。

研究成果 1977 2016

  • 6033 引用
  • 36 h指数
  • 86 Article
  • 23 Conference contribution
  • 4 Chapter
  • 1 Book
2016
electron spin
Semiconductor quantum dots
Photons
quantum dots
nuclear spin
2011

A proposed scheme for the electron and nuclear spin initialization in general localized electron systems

Takagahara, T., 2011, 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011. 5950907

研究成果: Conference contribution

nuclear spin
electron spin
Electrons
Electronic states
electronics
Wave functions
Electron transitions
Excitons
Nanotubes
nanotubes
2010
7 引用 (Scopus)
tomography
electron spin
electrons
Faraday effect
bells
2009
5 引用 (Scopus)
Excitons
Semiconductor quantum dots
quantum dots
excitons
Molecules
5 引用 (Scopus)
nuclear spin
proposals
Data storage equipment
Electrons
electrons
2008
cascades
quantum dots
excitons
excitation
molecules

Proposed method for quantum correlation(bell) measurement of two electrons in a Single Quantum Dot Based on Faraday/Kerr Rotation

Takagahara, T., 2008, Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series. 4552645

研究成果: Conference contribution

repeaters
bells
quantum dots
electrons

Proposed method for quantum correlation(Bell) measurement of two electrons in a single quantum dot based on Faraday/Kerr rotation

Takagahara, T., 2008, 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS. 4552136

研究成果: Conference contribution

Telecommunication repeaters
Semiconductor quantum dots
Electrons
5 引用 (Scopus)
bunching
electron spin
Semiconductor quantum dots
quantum dots
nuclear spin
3 引用 (Scopus)

Topological aspects of excitons in artificial structure

Kumagai, M., Taguchi, A., Takagahara, T., Ohno, T. & Yakubo, K., 2008 1, : : Solid State Communications. 145, 3, p. 154-158 5 p.

研究成果: Article

Excitons
Nanotubes
nanotubes
excitons
Wave functions
2007

A quantum device interfacing photons and spins for quantum repeaters

Kosaka, H., Kutsuwa, T., Arai, K., Rikitake, Y., Ono, K., Imamura, H., Takagahara, T., Mitsumori, Y. & Edamatsu, K., 2007, AIP Conference Proceedings. 巻 893. p. 1099-1100 2 p.

研究成果: Conference contribution

repeaters
electron spin
photons
polarization
nuclear spin
1 引用 (Scopus)

Correlated photon emission in a thick barrier coupled quantum dot

Yamauchi, S., Shikanai, A., Morohashi, I., Furue, S., Komori, K., Sugaya, T. & Takagahara, T., 2007, : : Journal of Applied Physics. 102, 9, 094303.

研究成果: Article

quantum dots
photons
electromagnetic interactions
barrier layers
spectroscopy
1 引用 (Scopus)
Semiconductor quantum dots
repeaters
quantum dots
Telecommunication repeaters
nuclei
nuclear spin
electron spin
quantum dots
interactions
bunching

Non-Markoffian theory of electron spin decoherence in a single quantum dot

Takagahara, T., 2007, AIP Conference Proceedings. 巻 893. p. 1333-1334 2 p.

研究成果: Conference contribution

electron spin
quantum dots
magnetic fields
Feynman diagrams
electron phonon interactions
1 引用 (Scopus)
electron spin
Semiconductor quantum dots
quantum dots
nuclear spin
nuclei

Selective excitation of exciton molecule states for the entanglement of excitons in a coupled quantum dots

Goshima, K., Komori, K., Sugaya, T. & Takagahara, T., 2007, Optics InfoBase Conference Papers. Optical Society of America

研究成果: Conference contribution

Excitons
Semiconductor quantum dots
quantum dots
excitons
Molecules
1 引用 (Scopus)

Spin dynamics of electron nuclei coupled system in a double quantum dot

Çakir, Ö. & Takagahara, T., 2007, AIP Conference Proceedings. 巻 893. p. 1107-1108 2 p.

研究成果: Conference contribution

spin dynamics
quantum dots
nuclear spin
electron spin
nuclei
1 引用 (Scopus)
Semiconductor quantum dots
repeaters
quantum dots
Telecommunication repeaters
nuclei

Theory of nondestructive optical measurements of two electron spins in a quantum dot

Takagahara, T. & Çakir, Ö., 2007, Optics InfoBase Conference Papers. Optical Society of America

研究成果: Conference contribution

optical measurement
electron spin
Semiconductor quantum dots
quantum dots
Electrons
2006
4 引用 (Scopus)
spin dynamics
electron spin
quantum dots
compressing
nuclear spin

Non-markoffian theory of electron spin decoherence in a single quantum dot

Takagahara, T., 2006, Optics InfoBase Conference Papers. Optical Society of America

研究成果: Conference contribution

electron spin
Semiconductor quantum dots
Temperature distribution
quantum dots
Magnetic fields

Non-Markoffian theory of electron spin decoherence in a single quantum dot

Takagahara, T., 2006, Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006. 4629032

研究成果: Conference contribution

electron spin
Semiconductor quantum dots
Temperature distribution
quantum dots
Magnetic fields

Polarization transfer from photon to nuclear spin through electron spin with zero g-factor quantum well

Kutsuwa, T., Kosaka, H., Rikitake, Y., Ono, K., Imamura, H., Takagahara, T., Arai, K., Yonezawa, G., Shigyo, H., Kinjo, H., Mitsumori, Y. & Edamatsu, K., 2006, Optics InfoBase Conference Papers. Optical Society of America

研究成果: Conference contribution

nuclear spin
electron spin
Semiconductor quantum wells
Photons
quantum wells

Quantum photonics and quantum transport approach for realizing photon-spin quantum state transfer device

Kosaka, H., Kutsuwa, T., Arai, K., Rikitake, Y., Ono, K., Imamura, H., Takagahara, T., Mitsumori, Y. & Edamatsu, K., 2006, Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006. 4629030

研究成果: Conference contribution

Photonics
Photons
photonics
Two dimensional electron gas
Point contacts
2 引用 (Scopus)

Spin relaxation and antiferromagnetic coupling in semiconductor quantum dots

Tackeuchi, A., Kuroda, T., Yamaguchi, K., Nakata, Y., Yokoyama, N. & Takagahara, T., 2006 5, : : Physica E: Low-Dimensional Systems and Nanostructures. 32, 1-2 SPEC. ISS., p. 354-358 5 p.

研究成果: Article

Semiconductor quantum dots
quantum dots
Relaxation time
relaxation time
Spin dynamics
2005
89 引用 (Scopus)

Decoherence processes during optical manipulation of excitonic qubits in semiconductor quantum dots

Wang, Q. Q., Muller, A., Bianucci, P., Rossi, E., Xue, Q. K., Takagahara, T., Piermarocchi, C., MacDonald, A. H. & Shih, C. K., 2005 7 15, : : Physical Review B - Condensed Matter and Materials Physics. 72, 3, 035306.

研究成果: Article

Semiconductor quantum dots
manipulators
Damping
damping
quantum dots

Interdot correlation in single pair of coupled quantum dots

Yamauchi, S., Komori, K., Morohashi, I., Goshima, K., Sugaya, T. & Takagahara, T., 2005, IQEC, International Quantum Electronics Conference Proceedings. 巻 2005. p. 396 1 p. 1560902

研究成果: Conference contribution

quantum dots
luminescence
17 引用 (Scopus)

Observation of interdot correlation in single pair of electromagnetically coupled quantum dots

Yamauchi, S., Komori, K., Morohashi, I., Goshima, K., Sugaya, T. & Takagahara, T., 2005 10 31, : : Applied Physics Letters. 87, 18, p. 1-3 3 p., 182103.

研究成果: Article

quantum dots
electromagnetic coupling
barrier layers
energy levels
luminescence
59 引用 (Scopus)

Phonon-induced exciton dephasing in quantum dot molecules

Muljarov, E. A., Takagahara, T. & Zimmermann, R., 2005 10 21, : : Physical Review Letters. 95, 17, 177405.

研究成果: Article

quantum dots
excitons
molecules
linear polarization
optical transition

Spin relaxation dynamics in highly uniform InAs quantum dots

Tackeuchi, A., Suzuki, Y., Murayama, M., Kitamura, T., Kuroda, T., Takagahara, T. & Yamaguchi, K., 2005 6 30, AIP Conference Proceedings. 巻 772. p. 1391-1392 2 p.

研究成果: Conference contribution

relaxation time
quantum dots
spin dynamics
ground state
excitation
2004
12 引用 (Scopus)

Nano-optical probing of exciton wave-functions confined in a GaAs quantum dot

Saiki, T., Matsuda, K., Nomura, S., Mihara, M., Aoyagi, Y., Nair, S. & Takagahara, T., 2004, : : Journal of Electron Microscopy. 53, 2, p. 193-201 9 p.

研究成果: Article

Wave functions
Excitons
Semiconductor quantum dots
Near field scanning optical microscopy
quantum dots
54 引用 (Scopus)

Spin relaxation dynamics in highly uniform InAs quantum dots

Tackeuchi, A., Ohtsubo, R., Yamaguchi, K., Murayama, M., Kitamura, T., Kuroda, T. & Takagahara, T., 2004 5 3, : : Applied Physics Letters. 84, 18, p. 3576-3578 3 p.

研究成果: Article

quantum dots
spin dynamics
relaxation time
ground state
disturbances
2003
162 引用 (Scopus)

Near-Field Optical Mapping of Exciton Wave Functions in a GaAs Quantum Dot

Matsuda, K., Saiki, T., Nomura, S., Mihara, M., Aoyagi, Y., Nair, S. & Takagahara, T., 2003 10 24, : : Physical Review Letters. 91, 17, p. 1774011-1774014 4 p.

研究成果: Article

near fields
quantum dots
excitons
wave functions
center of mass

Preface

Takagahara, T., 2003 2, : : Unknown Journal.

研究成果: Article

38 引用 (Scopus)
nanofabrication
quantum computation
microelectronics
near fields
optics
3 引用 (Scopus)
quantum dots
interference
oscillations
excitation
wave packets

Real-Space Mapping of Exciton Wave Functions in a Quantum Dot with Near-Field Optical Imaging Spectroscopy

Saiki, T., Matsuda, K., Nomura, S., Mihara, M., Aoyagi, Y., Nair, S. & Takagahara, T., 2003 9, : : Acta Physica Polonica A. 104, 3, p. 281-287 7 p.

研究成果: Article

near fields
quantum dots
excitons
wave functions
spectroscopy
1 引用 (Scopus)

Theory of exciton coherence and decoherence in semiconductor quantum dots

Takagahara, T., 2003 2, Quantum Coherence Correlation and Decoherence in Semiconductor Nanostructures. Elsevier Inc., p. 395-470 76 p.

研究成果: Chapter

quantum dots
excitons
oscillations
dipole moments
manipulators

Theory of spatial profiles of exciton and biexciton emission in a single quantum disk

Takagahara, T. & Nair, S. V., 2003, Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series. 巻 89.

研究成果: Conference contribution

near fields
excitons
microscopy
profiles
spatial resolution
2002

Exciton rabioscillation: Coherently manipulate zero-dimensional quantum states by light

Kamada, H., Gotoh, H., Ando, H., Takagahara, T. & Temmyo, J., 2002, Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series. 巻 74. p. 233-234 2 p.

研究成果: Conference contribution

quantum dots
excitons
oscillations

Interplay of Rabi oscillation and quantum interference in semiconductor quantum dots

Htoon, H., Kulik, D., Shih, C. K., Baklenov, O., Holmes, A. L. & Takagahara, T., 2002, Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series. 巻 74. p. 173-174 2 p.

研究成果: Conference contribution

quantum dots
interference
oscillations
293 引用 (Scopus)

Interplay of rabi oscillations and quantum interference in semiconductor quantum dots

Htoon, H., Takagahara, T., Kulik, D., Baklenov, O., Holmes, A. L. & Shih, C. K., 2002 2 25, : : Physical Review Letters. 88, 8

研究成果: Article

quantum dots
interference
oscillations
excitons
17 引用 (Scopus)

Shape and composition effects on excitons and biexcitons in quantum dots

Kamada, H., Gotoh, H., Temmyo, J., Ando, H. & Takagahara, T., 2002 4, : : Physica Status Solidi (A) Applied Research. 190, 2, p. 477-484 8 p.

研究成果: Article

Composition effects
Excitons
Semiconductor quantum dots
quantum dots
excitons
8 引用 (Scopus)
Excitons
Semiconductor quantum dots
quantum dots
excitons
Physics
2001

Carrier relaxation and quantum decoherence of excited states in self-assembled quantum dots

Holmes, A. L., Htoon, H., Shih, C. K., Kulik, D., Baklenov, O. & Takagahara, T., 2001 1 1, : : Physical Review B - Condensed Matter and Materials Physics. 63, 24

研究成果: Article

Excited states
Semiconductor quantum dots
quantum dots
Ground state
excitation
72 引用 (Scopus)

Carrier relaxation and quantum decoherence of excited states in self-assembled quantum dots

Htoon, H., Kulik, D., Baklenov, O., Takagahara, T., Takagahara, T. & Shih, C. K., 2001, : : Physical Review B - Condensed Matter and Materials Physics. 63, 24, p. 2413031-2413034 4 p., 241303.

研究成果: Article

Excited states
Semiconductor quantum dots
quantum dots
Ground state
excitation
451 引用 (Scopus)

Exciton rabi oscillation in a single quantum dot

Kamada, H., Gotoh, H., Temmyo, J., Takagahara, T. & Ando, H., 2001 12 10, : : Physical Review Letters. 87, 24, p. 2464011-2464014 4 p., 246401.

研究成果: Article

quantum dots
excitons
oscillations
interferometry
energy levels
11 引用 (Scopus)

Exciton rabi oscillation in a single quantum dot

Kamada, H., Gotoh, H., Temmyo, J., Takagahara, T. & Ando, H., 2001 12 10, : : Physical Review Letters. 87, 24, p. 246401-1-246401-4

研究成果: Article

quantum dots
excitons
oscillations
interferometry
wave functions