論文

• K. Kudo, Y. Hamazaki, S. Yamada, S. Abo, Y. Gohda, K. Hamaya. Great Differences between Low-Temperature Grown Co2FeSi and Co2MnSi Films on Single-Crystalline Oxides, ACS Appl. Electron. Mater., 1, 2371, Oct. 2019.
• K. Hamaya, M. Kitabatake, K. Shibata, M. Jung, M. Kawamura, S. Ishida, T. Taniyama, K. Hirakawa, Y. Arakawa, T. Machida. Tunneling Magnetoresistance Effect in a Few-Electron Quantum-Dot Spin Valve, Appl. Phys. Lett., Vol. 93, No. 22, pp. 222107, Oct. 2008.
• K. Hamaya, M. Kitabatake, K. Shibata, M. Jung, M. Kawamura, S. Ishida, T. Taniyama, K. Hirakawa, Y. Arakawa, T. Machida. Oscillatory changes in the tunneling magnetoresistance effect in semiconductor quantum-dot spin valves, Phys. Rev. B, Vol. 77, No. 8, pp. 081302-1-4, Feb. 2008.
• Kohei Hamaya, M. Kitabatake, K. Shibata, M. Jung, M. Kawamura, K. Hirakawa, T. Machida, T. Taniyama, S. Ishida, Y. Arakawa. Kondo effect in a semiconductor quantum dot coupled to ferromagnetic electrodes, Appl. Phys. Lett., Vol. 91, No. 23, pp. 232105-1-3, Dec. 2007.
• K. Hamaya, M. Kitabatake, K. Shibata, M. Jung, M. Kawamura, K. Hirakawa, T. Machida, T. Taniyama, S. Ishida, Y. Arakawa. Electric-field control of tunneling magnetoresistance effect in a Ni/InAs/Ni, Appl. Phys. Lett., Vol. 91, No. 25, pp. 022107-1-3, Oct. 2007.
• K. Hamaya, T. Koike, T. Taniyama, T. Fujii, Y. Kitamoto, Y. Yamazaki. Dynamic spin cluster relaxation in ferromagnetic (Ga, Mn)As, Physical Review B, Vol. 73, No. 15, pp. 155204-1-155204-7, Aug. 2006.
• K. Hamaya, T. Taniyama, T. Fujii, Y. Kitamoto, Y. Yamazaki. Mixed magnetic phases in (Ga, Mn)As epilayers, Physical Review Letters, Vol. 94, No. 14, pp. 147203-1-147203-4, July 2005.
• Kohei Hamaya. Magnetotransport study of temperature dependent magnetic anisotropy in a (Ga,Mn)As epilayer, Journal of Applied Physics, Vol. 95, No. 1, 2004.
• Kohei Hamaya. Control of magnetic anisotropy and magnetotransport in epitaxial micropatterned (Ga,Mn)As wire structures, IEEE Transactions on Magnetics, Vol. 39, No. 5, pp. 2785, 2003.
• Kohei Hamaya. Magnetoresistance of manganite thin films induced by reaction with substrate, Journal of Applied Physics, Vol. 89, No. 11, pp. 6320, 2001.

学位論文

• Magnetic anisotropy and its manipulation in III-V ferromagnetic semiconductor (Ga,Mn)As epilayers,  Thesis,  Doctor of Engineering,  Tokyo Institute of Technology,  2005/03/26, 

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