Publications - Interstitial solute atoms, solute-solute interaction in metals

• Mechanical relaxation due to interstitial solutes in metals
  H. Numakura
  Solid State Phenomena, 89, 93-114 (2003). [View on-line]

• Anelastic relaxation due to interstitial solute atoms in face-centred cubic metals
  H. Numakura, K. Kashiwazaki, H. Yokoyama, M. Koiwa
  Journal of Alloys and Compounds, 310 (1-2), 344-350 (2000). [View on-line]

• Removal of oxygen and nitrogen from niobium by external gettering
  Y. H. Kim, R. O. Suzuki, H. Numakura, H. Wada, K. Ono
  Journal of Alloys and Compounds, 248 (1-2), 251-258 (1997). [View on-line]

• Snoek relaxation in ternary body-centered-cubic alloys
  H. Numakura, M. Koiwa
  in M³D III: Mechanics and Mechanisms of Material Damping, ASTM Standard Technical Publication 1304, edited by A. Wolfenden and V. K. Kinra, American Society for Testing and Materials, West Conshohocken (1997), pp. 383-393. [Book info]

• Anisotropy of the anelastic relaxation associated with interstitial carbon in nickel
  H. Numakura, K. Kashiwazaki, M. Koiwa
  Journal de Physique IV, 6 (C8), 127-130 (1996). [View on-line]

• The Snoek relaxation in dilute ternary bcc alloys. A review
  H. Numakura, M. Koiwa
  Journal de Physique IV, 6 (C8), 97-106 (1996). [View on-line]

• Nitrogen trapping to chromium in &alpha iron studied by internal friction and magnetic after-effect techniques
  Hiroshi Numakura, Masaaki Miura, Hiroyuki Matsumoto, Masahiro Koiwa
  ISIJ International, 36 (3), 290-299 (1996). [View on-line]

• Mechanical relaxation due to hydrogen-solute complexes in dilute Ni−Ti−H alloys
  H. Numakura, N. Okamoto, K. Moriya, M. Koiwa
  Acta Metallurgica et Materialia, 43 (7), 2807-2814 (1995). [View on-line]

• Calculation of the strength of Snoek relaxation in dilute ternary B.C.C. alloys
  H. Numakura, G. Yotsui, M. Koiwa
  Acta Metallurgica et Materialia, 43 (2), 705-714 (1995). [View on-line]

• Water in hydrogen embrittled copper
  M. Koiwa, A. Yamanaka, M. Arita, H. Numakura
  Materials Transactions, JIM, 30 (12), 991-998 (1989). [View on-line]

• Neutron diffraction study of the metastable &gamma titanium deutride
  H. Numakura, M. Koiwa, H. Asano, F. Izumi
  Acta Metallurgica, 36 (8), 2267-2273 (1988). [View on-line]

• Low-frequency internal friction study of Zr−H and Zr−D alloys
  H. Numakura, T. Ito, M. Koiwa
  Journal of the Less-Common Metals, 141 (2), 285-294 (1988). [View on-line]

• X-ray diffraction study on the formation of &gamma titanium hydride
  H. Numakura, M. Koiwa, H. Asano, H. Murata, F. Izumi
  Scripta Metallurgica, 20 (2), 213-216 (1986). [View on-line]

• An internal friction study of hydride precipitation in titanium
  Hiroshi Numakura, Masahiro Koiwa
  Transactions of the Japan Institute of Metals, 26 (9), 653-662 (1985). [View on-line]

• Hydride precipitation in titanium
  H. Numakura, M. Koiwa
  Acta Metallurgica, 32 (10), 1799-1807 (1984). [View on-line]

• An in-situ electron microscope observation of hydride precipitation and dissolution in titanium
  Hiroshi Numakura, Masahiro Koiwa
  Science Reports of the Research Institutes, Tohoku University, 32 (1), 46-52 (1984). [Tohoku U Repository] or [Kyoto U Repository]