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Department of Chemistry, Graduate School of Science, Kyoto University
 

Kensuke KOBAYASHI (Associate Professor)

Field of Expertise:
Quantum Solid State Physics, Spintronics
Research Interests:
  1. Tuning of Physical Properties in Artificial Materials
  2. Quantum Transport in Mesoscopic Systems
  3. Quantum Noise, Quantum Correlation, and Non-equilibrium Systems
  4. Spintronics in Micro-magnets
Key Publications:
  1. Shuji Nakamura, Yoshiaki Yamauchi, Masayuki Hashisaka, Kensaku Chida, Kensuke Kobayashi, Teruo Ono, Renaud Leturcq, Klaus Ensslin, Keiji Saito, Yasuhiro Utsumi, and Arthur C. Gossard: "Nonequilibrium Fluctuation Relations in a Quantum Coherent Conductor", Physical Review Letters 104, 080602-1-080602-4 (2010).
  2. Koji Sekiguchi, Tomonori Arakawa, Yoshiaki Yamauchi, Kensaku Chida, Masaki Yamada, Hiromasa Takahashi, Daichi Chiba, Kensuke Kobayashi, and Teruo Ono, "Observation of Full Shot Noise in CoFeB/MgO/CoFeB-based Magnetic Tunneling Junctions", Applied Physics Letters 96, 252504-1-252504-3 (2010).
  3. Michael P. Delmo, Shinpei Yamamoto, Shinya Kasai, Teruo Ono, and Kensuke Kobayashi: "Large positive magnetoresistive effect in silicon induced by the space-charge effect", Nature 457, 1112-1115 (2009).
  4. Shuji Nakamura, Masayuki Hashisaka, Yoshiaki Yamauchi, Shinya Kasai, Teruo Ono, and Kensuke Kobayashi: "Conductance anomaly and Fano factor reduction in quantum point contacts", Physical Review B 79, 201308-1-201308-4 (Rapid Communications) (2009).
  5. Yoshiaki Yamauchi, Masayuki Hashisaka, Shuji Nakamura, Kensaku Chida, Shinya Kasai, Teruo Ono, Renaud Leturcq, Klaus Ensslin, Daniel C. Driscoll, Arthur C. Gossard, and Kensuke Kobayashi: "Universality of bias- and temperature-induced dephasing in ballistic electronic interferometers", Physical Review B 79, 161306-1-161306-4 (Rapid Communications) (2009).
  6. Masayuki Hashisaka, Yoshiaki Yamauchi, Shuji Nakamura, Shinya Kasai, Teruo Ono, and Kensuke Kobayashi: "Bolometric detection of quantum shot noise in coupled mesoscopic systems", Physical Review B 78, 241303-1-241303-4 (Rapid Communications) (2008).
  7. Masayuki Hashisaka, Yoshiaki Yamauchi, Kensaku Chida, Shuji Nakamura, Kensuke Kobayashi, and Teruo Ono: "Noise measurement system at electron temperature down to 20 mK with combinations of the low pass filters", Review of Scientific Instruments 80, 096105-1-096105-2 (2009).
  8. K. Yamada, S. Kasai, Y. Nakatani, K. Kobayashi, H. Kohno, A. Thiaville, and T. Ono: "Electrical switching of the vortex core in a magnetic disk", Nature Materials 6, 269-273 (2007).
  9. S. Kasai, Y. Nakatani, K. Kobayashi, H. Kohno, and T. Ono: "Current-Driven Resonant Excitation of Magnetic Vortices" Phys. Rev. Lett. 97, 107204 (2006).
  10. M. Sato, H. Aikawa, K. Kobayashi, S. Katsumoto, and Y. Iye: "Observation of the Fano-Kondo Anti-Resonance in a Quantum Wire with a Side-Coupled Quantum Dot", Phys. Rev. Lett. 95, 066801 (2005).
  11. H. Aikawa, K. Kobayashi, A. Sano, S. Katsumoto, and Y. Iye: "Observation of "Partial Coherence" in an Aharonov-Bohm Interferometer with a Quantum Dot", Phys. Rev. Lett. 92, 176802-176805 (2004).
  12. K. Kobayashi, H. Aikawa, S. Katsumoto, and Y. Iye: "Tuning of the Fano Effect through a Quantum Dot in an Aharonov-Bohm Interferometer", Phys. Rev. Lett. 88, 256806-256809 (2002).
  13. K. Kobayashi, T. Mizokawa, A. Fujimori, M. Isobe, Y. Ueda, T. Tohyama, and S. Maekawa: "Finite Temperature Effects in One-dimensional Mott-Hubbard Insulator: Angle-Resolved Photoemission Study of Na0.96V2O5", Phys. Rev. Lett. 82, 803-806 (1999).
  14. K. Kobayashi, T. Mizokawa, A. Fujimori, M. Isobe, and Y. Ueda: "Single-Particle Excitations in One-Dimensional Mott-Hubbard Insulator NaV2O5", Phys. Rev. Lett. 80, 3121-3124 (1998).
Carriers:
Academic career:
1994.3 B.S. from Dept. of Physics, Univ. of Tokyo
1996.3 M.S. from Dept. of Physics, Univ. of Tokyo
1999.9 Ph. D (Dr. Sc) from Univ. of Tokyo

Work Experience:
1996.4-1998.4 Research Fellow of the Japan Society for the Promotion of Science for Young Scientists
1998.4-1999.8 Research Associate, Dept. of Physics, Univ. of Tokyo
1999.8-2005.3 Research Associate, Inst. for Solid State Physics, Univ. of Tokyo
2004.4-2005.3 Researcher at Solid State Physics Laboratory, ETH Zurich
2005.4- Associate Professor, Inst. for Chemical Research, Kyoto Univ.
Contact Information:
Kensuke KOBAYASHI, Dr.
Associate Professor
Division of Materials Chemistry
Institute for Chemical Research
Kyoto University
Uji, Kyoto 611-0011, Japan
Tel.: +81-774-38-3108
Fax: +81-774-38-3109
e-mail: kensuke@scl.kyoto-u.ac.jp
Link:
Nanospintronics Laboratory (internal link)
Home Page of Nanospintronics Group (Ono Group in Institute for Chemical Research)
Researcher Information

This page was last modified on 05 April 2018.
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