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研究成果

–1989

  1. "Copper NMR and NQR in La2-xSrxCuO4 -No Evidence for Coexistence of Magnetic Ordering and Superconductivity down to 1.3K"
    K. Yoshimura, T. Imai, T. Shimizu, Y. Ueda, K. Kosuge and H. Yasuoka
    J. Phys. Soc. Jpn. 58, 3057 (1989).
  2. "Cu Spin Dynamics in High Tc and Related Oxides Investigated by Nuclear Spin-lattice Relaxation"
    T. Imai, H. Yasuoka, T. Shimizu, Y. Ueda, K. Yoshimura and K. Kosuge
    Physica C 162-164, 169 (1989).
  3. "Nuclear Relaxation Studies on Copper Spin Dynamics in High Tc and Related Metallic Oxides"
    T. Imai, T. Shimizu, H. Yasuoka, Y. Ueda, K. Yoshimura and K. Kosuge
    ISSP 2145, 1-16 (1989).
  4. "Transition from Itinerant Electron to Local Moment System in Y(Mn1-xAlx)2"
    M. Shiga, H. Wada, K. Yoshimura and Y. Nakamura
    J. Magn. Magn. Mater. 54-57, 1073 (1986).
  5. "Itinerant Electron Metamagnetism in Y(Co1-xAlx)2"
    T. Sakakibara, T. Goto, K. Yoshimura, M. Shiga and Y. Nakamura
    Phys. Lett. A 117, 243 (1986).
  6. "New Weakly Itinerant Ferromagnetic System, Y(Co1-xAlx)2"
    K. Yoshimura and Y. Nakamura
    Solid State Communications 56, 767 (1985).
  7. "Hyperfine Field of the Co2YZ Heusler Alloy (Y=V,Cr,Mn and Fe; Z=Al and Ga)"
    K. Yoshimura, A. Miyazaki, R. Vijayaraghvan and Y. Nakamura
    J. Magn. & Magn. Mater. 53, 189 (1985).
  8. "High Field Magnetization of RMn2"
    H. Wada, K. Yoshimura, M. Shiga, T. Goto and Y. Nakamura
    J. Phys. Soc. Jpn. 54, 3543 (1985).
  9. "Nuclear Magnetic Relaxation in Nearly Ferromagnetic YCo2"
    K. Yoshimura, T. Shimizu, M. Takigawa, H. Yasuoka and Y. Nakamura
    J. Phys. Soc. Jpn. 53, 503 (1984).
  10. "Nuclear Spin-Lattice Relaxation in Metallic Ferro- and Antiferromagnets"
    K. Yoshimura, Y. Yoshimoto, M. Yamada, M. Mekata, K. Fukamichi and H. Yasuoka
    J. de Phys. (France) 49, C8-317-319 (1988).
  11. "Nuclear Spin-Lattice Relaxation in the Invar-Type Itinerant Ferromagnet Lu(Co1-xAlx)2 (x=0.125, 0.15)"
    K. Yoshimura, Y. Yoshimoto, M. Mekata, K. Fukamichi and H. Yasuoka
    J. Phys. Soc. Jpn. 57, 2651 (1988).
  12. "Nuclear Magnetic Relaxation in the Metallic Localized Moment System Ir2MnGa"
    K. Yoshimura, M. Yamada, M. Mekata, T. Shimizu and H. Yasuoka
    J. Phys. Soc. Jpn. 57, 409 (1988).
  13. "Anomalous High-Field Magnetization and Negative Forced Volume Magnetostriction in Yb1-xMxCu2(M=In and Ag) -Evidence for Valence Change in High Magnetic Fields"
    K. Yoshimura, T. Nitta, M. Mekata, T. Shimizu, T. Sakakibara, T. Goto and G. Kido
    Phys. Rev. Lett. 60, 851 (1988).
  14. "NMR Study of Magnetic State of RMn2 Intermetallic Compounds. I. R=Light Rare Earth"
    K. Yoshimura and Y. Nakamura
    J. Phys. Soc. Jpn. 53, 3611 (1984).
  15. "Valence Change in Yb Intermetallics Induced by Temperature and Magnetic Field"
    K. Yoshimura, T. Nitta, M. Mekata, T. Shimizu, T. Sakakibara, T. Goto and G. Kido
    J. de Phys. (France) 49, C8-731-732 (1988).
  16. "Spin Fluctuations in Y(Co1-xAlx)2: A Transition System from Nearly to Weakly Itinerant Ferromagnetism"
    K. Yoshimura, M. Mekata, M. Takigawa, Y. Takahashi and H. Yasuoka
    Phys. Rev. B 37, 3593 (1988).
  17. "Forced Volume Magnetostriction of Itinerant Electron Metamagnet Y(Co1-xAlx)2"
    H. Wada, K. Yoshimura, G. Kido, M. Shiga, M. Mekata and Y. Nakamura
    Solid State Communications 65, 23 (1988).
  18. "Temperature-and Field-Induced Valence Change in YbxIn1-xCu2"
    T. Shimizu, K. Yoshimura, T. Nitta, T. Sakakibara, T. Goto and M. Mekata
    J. Phys. Soc. Jpn. 57, 405 (1988).
  19. "Surface Valence Transition in YbxIn1-xCu2"
    S. Ogawa, S. Suga, M. Taniguchi, M. Fujisawa, A. Fujimori, T. Shimizu, H. Yasuoka and K. Yoshimura
    Solid State Communications 67, 1093 (1988).
  20. "Effect of Chemical Pressure on the Magnetism of YMn2: Magnetic Properties of Y1-xScxMn2 and Y1-xLaxMn2"
    H. Nakamura, H. Wada, K. Yoshimura, M. Shiga, Y. Nakamura, J. Sakurai and Y. Komura
    J. Phys. F: Metal Physics 18, 981 (1988).
  21. "Nuclear Magnetic Relaxation of Y1-xScxMn2"
    H. Nakamura, Y. Kitaoka, K. Yoshimura, Y. Kohori, K. Asayama, M. Shiga and Y. Nakamura
    J. de Phys. (France) 49, C8-257-258 (1988).
  22. "Temperature Induced Valence Transition in (YbxIn1-x)Cu2(x-0.35,0.50,0.55)"
    H. Muler, E. Bauer, E. Gratz, K. Yoshimura, T. Nitta and M. Mekata
    J. Magn. Magn. Mater. 76-77, 159 (1988).
  23. "Mossbauer Effect of 57Fe in Spin Frustration System, CsCoCl3"
    M. Mekata, T. Yamana, S. Okamota, K. Yoshimura, N. Hosoito and T. Shinjo
    Hyperfine Interactions 41, 495 (1988).
  24. "Itinerant Metamagnetic Transition in Y(Co1-xFex)2"
    K. Yoshimura, Y. Yoshimoto, M. Mekata, T. Sakakibara and T. Goto
    J. Magn. & Magn. Mater. 70, 147 (1987).
  25. "Satellite Structure in 59Co NMR Spectrum of Magnetically Ordered Dy1-xYxCo2 Intermetallic Compound"
    K. Yoshimura, S. Hirosawa and Y. Nakamura
    J. Phys. Soc. Jpn. 53, 2120 (1984).
  26. "NMR Study of Weakly Itinerant Ferromagnetic Y(Co1-xAlx)2"
    K. Yoshimura, M. Takigawa, Y. Takahashi, H. Yasuoka and Y. Nakamura
    J. Phys. Soc. Jpn. 56, 1138 (1987).
  27. "Spin Fluctuations in Weakly Itinerant Ferromagnets Y(Co1-xAlx)2"
    K. Yoshimura, M. Takigawa, Y. Takahashi, H. Yasuoka, M. Mekata and Y. Nakamura
    J. Magn. & Magn. Mater. 70, 11 (1987).
  28. "NMR Study of Nearly Itinerant Antiferromagnetic Y1-xScxMn2"
    K. Yoshimura, H. Nakmura, M. Takigawa, H. Yasuoka, M. Shiga and Y. Nakamura
    J. Magn. & Magn. Mater. 70, 142 (1987).
  29. "NMR Study of Nearly Itinerant Ferromagnetic LuCo2"
    K. Yoshimura, K. Fukamichi, H. Yasuoka and M. Mekata
    J. Phys. Soc. Jpn. 56, 3652 (1987).
  30. "Stability of Mn Moments and Spin Fluctuations in RMn2 (R: Rare Earth)"
    H. Wada, H. Nakamura, K. Yoshimura, M. Shiga and Y. Nakamura
    J. Magn. & Magn. Mater. 70, 134 (1987).
  31. "Spin Fluctuation of Y(Mn1-xAlx)2 and Y1-xScxMn2"
    H. Wada, H. Nakamura, E. Fukami, K. Yoshimura, M. Shiga and Y. Nakamura
    J. Magn. & Magn. Mater. 70, 17 (1987).
  32. "Characteristic Spin Fluctuations in Y(Mn1-xAlx)2"
    M. Shiga, H. Wada, H. Nakamura, K. Yoshimura and Y. Nakamura
    J. Phys. F: Metal Physics 17, 1781 (1987).
  33. "High-Field Magnetization of the Laves Phase-Compounds M(Co1-xAlx)2 (M = Y, Lu) "
    T. Sakakibara, T. Goto, K. Yoshimura, M. Shiga, Y. Nakamura and K. Fukamichi
    J. Magn. Magn. Mater. 70, 126 (1987).
  34. "Spin Fluctuation in Y(Mn1-xMx)2 (M=Al, Fe and Co) Itinerant Electron System -Nuclear Magnetic Resonance and Relaxation"
    K. Yoshimura, M. Takigawa, H. Yasuoka, M. Shiga and Y. Nakamura
    J. Magn. Magn. Mater. 54-57, 1075 (1986).
  35. "NMR Study of Magnetic State of RMn2 Intermetallic Compounds. II. R=Heavy Rare-Earth"
    K. Yoshimura, M. Shiga and Y. Nakamura
    J. Phys. Soc. Jpn. 55, 3585 (1986).
  36. "NMR Study of Magnetic State of Mn in Y-Mn Intermetallic Compounds: YMn2,Y6M23 and YMn12"
    K. Yoshimura and Y. Nakamura
    J. Magn. & Magn. Mater. 40, 55 (1983).