Publications - Thermodynamics, defects and diffusion

• Oxidation protective silicide coating on Mo−Si−B alloys
  Kazuhiro Ito, Hiroshi Numakura, Taisuke Hayashi, Masato Yokobayashi, Takashi Murakami
  Metallurgical and Materials Transactions A, 36 (3), 627-636 (2005). [View on-line]

• Reaction diffusion of MoSi₃ and Mo₅SiB₂
  Taisuke Hayashi, Kazuhiro Ito, Hiroshi Numakura
  Intermetallics, 13 (1), 93-100 (2005). [View on-line]

• Thermodynamic and phase relation study of the Ni−Ge−O system in the solid state
  Iwao Katayama, Takamitsu Hori, Masatoshi Sakai, Hiroshi Numakura, Takamichi Iida
  Zeitschrift fuer Metallkunde, 96 (8), 853-856 (2005). [View on-line]

• Chemical diffusion in Ir₃Nb
  M. Uchida, H. Numakura, Y. Yamabe-Mitarai, E. Bannai
  Scripta Materialia, 52 (1), 11-15 (2005). [View on-line]

• Tracer diffusion of Fe and Pd in FePt and FePt₃
  Y. Nose, T. Ikeda, H. Nakajima, H. Numakura
  Defect and Diffusion Forum, 237-240, 450-455 (2005). [View on-line]

• Diffusional jumps of atomic defects in ordered alloys observed through anelastic relaxation effects
  H. Numakura
  Defect and Diffusion Forum, 237-240, 74-82 (2005). [View on-line]

• Diffusion in L1₀-type single crystal TiAl and FePt intermetallic compounds
  H. Nakajima, Y. Nose, N. Terashita, T. Ikeda, H. Numakura
  Defect and Diffusion Forum, 237-240, 7-18 (2005). [View on-line]

• Lattice dynamics and migration enthalpies in CoPt₃ and FePd
  T. Mehaddene, E. Kentzinger, B. Hennion, K. Tanaka, H. Numakura, A. Marty, V. Parasote, M. C. Cadeville, M. Zemirli, V. Pierron-Bohnes
  Physical Review B, 69 (2), 24304 (1-13) (2004). [View on-line]

• Study of local order in FePd by neutron scattering
  T. Mehaddene, V. Pierron-Bohnes, M. Zemirli, R. Caudron, K. Tanaka, H. Numakura
  Journal of Alloys and Compounds, 378 (1-2), 294-297 (2004). [View on-line]

• Tracer diffusion in Pt₃Fe ordered alloys
  Y. Nose, T. Ikeda, H. Nakajima, H. Numakura
  Zeitschrift fuer Metallkunde, 95 (10), 904-912 (2004). [View on-line]

• Formation volume of atomic vacancies in body-centred cubic metals
  N. Kurita, H. Numakura
  Zeitschrift fuer Metallkunde, 95 (10), 876-879 (2004). [View on-line]

• Evolution kinetics and microstructure of MoSi₂ and Mo₅Si₃ surface layers on two-phase Mo-9Si-18B alloy during pack-cementation and high-temperature oxidation
  Kazuhiro Ito, Taisuke Hayashi, Masato Yokobayashi, H. Numakura
  Intermetallics, 12 (4), 407-415 (2004). [View on-line]

• Inelastic neutron scattering and migration energies in FePd
  T. Mehaddene, M. Zemirli, V. Pierron-Bohnes, M. C. Cadeville, B. Hennion, A. Marty, I. Schuster, K. Tanaka, H. Numakura
  Catalysis Today, 89 (3), 313-318 (2004). [View on-line]

• Re-examination of the phase diagram of Fe−Pt system
  Y. Nose, A. Kushida, T. Ikeda, H. Nakajima, K. Tanaka, H. Numakura
  Materials Transactions, 44 (12), 2723-2731 (2003). [View on-line] [JIM on-line]

• Fe tracer diffusion in L1₀ ordered FePt
  Y. Nose, T. Ikeda, H. Nakajima, K. Tanaka, H. Numakura
  Materials Research Society Symposium Proceedings, 753, 381-386 (2003). [Book info]

• Chemical diffusion in L1₀-ordered FePt
  Ayako Kushida, Katsushi Tanaka, Hiroshi Numakura
  Materials Transactions, 44 (1), 59-62 (2003). [View on-line] [JIM on-line]

• Tracer and chemical diffusion in L1₂-ordered Pt₃Fe
  Yoshitaro Nose, Teruyuki Ikeda, Hideo Nakajima, Hiroshi, Numakura
  Materials Transactions, 44 (1), 34-39 (2003). [View on-line] [JIM on-line]

• Tracer and chemical diffusion in Pt₃Fe
  Y. Nose, H. Numakura, M. Koiwa, T. Ikeda, H. Nakajima
  Defect and Diffusion Forum, 194-199, 559-564 (2001). [View on-line]

• Tracer diffusion of Ni and Ge in L1₂-type intermetallic compound Ni₃Ge
  T. Ikeda, H. Nakajima, H. Numakura, M. Koiwa
  Defect and Diffusion Forum, 194-199, 511-516 (2001). [View on-line]

• Tracer diffusion in Ni₃Ga and its relation to thermodynamic properties
  T. Ikeda, H. Numakura, H. Nakajima, M. Koiwa
  Defect and Diffusion Forum, 194-199, 505-510 (2001). [View on-line]

• Point defects and diffusion in nickel-based L1₂-ordered compounds
  H. Numakura, T. Ikeda, H. Nakajima, M. Koiwa
  Defect and Diffusion Forum, 194-199, 337-348 (2001). [View on-line]

• Thermodynamic activity of Ga in Ni₃Ga
  A. Kushida, T. Ikeda, H. Numakura, M. Koiwa
  Materials Transactions, 42 (3), 514-519 (2001). [View on-line] [JIM on-line]

• Diffusion in Ni₃Al, Ni₃Ga and Ni₃Ge
  H. Numakura, T. Ikeda, H. Nakajima, M. Koiwa
  Materials Science and Engineering A, 312 (1-2), 109-117 (2001). [View on-line]

• Configurational free energy in order-disorder transitions from Monte Carlo calculations for systems under external fields
  Tetsu Ichitsubo, Katsushi Tanaka, Hiroshi Numakura, Masahiro Koiwa
  Physical Review B, 60 (13), 9198-9201 (1999). [View on-line]

• The homogeneity ranges of the L1₂-type intermetallic compounds Ni₃Ga and Ni₃Ge
  T. Ikeda, Y. Nose, T. Korata, H. Numakura, M. Koiwa
  Journal of Phase Equilibria, 20 (6), 626-630 (1999). [View on-line]

• Point defects and diffusion in Ni₃Al
  H. Numakura, N. Kurita, M. Koiwa
  Solid-Solid Phase Transformations PTM'99, edited by M. Koiwa, K. Otsuka and T. Miyazaki, The Japan Institute of Metals, Sendai (1999), pp. 465-472.

• On the origin of the anelastic relaxation effect in Ni₃Al
  H. Numakura, N. Kurita, M, Koiwa, P. Gadaud
  Philosophical Magazine A, 79 (4), 943-953 (1999). [View on-line]

• Point defects and diffusion in Ni₃Ga
  T. Ikeda, A. Almazouzi, A. Funao, H. Numakura, M. Koiwa, Y. Shirai, K. Nonaka, W. Sprengel, H. Nakajima
  Materials Research Society Symposium Proceedings, 527, 179-184 (1998). [Book info]

• Diffusion of constituent elements in Ni₃Ge studied by tracer and interdiffusion experiments
  K. Nonaka, T. Arayashiki, H. Nakajima, K. Tanaka, T. Korata, T. Ikeda, H. Numakura, M. Koiwa
  PRICM 3 - Proceedings of The Third Pacific Rim International Conference on Advanced Materials and Processing, edited by M. A. Imam, R. DeNale, S. Hanada, Z. Zhong and D. N. Lee, The Minerals, Metals and Materials Society, Warrendale (1998), pp. 1257-1262. [Book info]

• Self-diffusion mechanism in Ni-based L1₂ type intermetallic compounds
  H. Numakura, T. Ikeda, M. Koiwa, A. Almazouzi
  Philosophical Magazine A, 77 (4), 887-909 (1998). [View on-line]

• A Bragg−Williams model for the thermodynamic activity and the thermodynamic factor for diffusion for ordered alloys with substitutional defects
  T. Ikeda, H. Numakura, M. Koiwa
  Acta Materialia, 46 (18), 6605-6613 (1998) [View on-line]; corrigendum - ibid., 47 (6), 1993 (1999). [View on-line]

• Single-phase interdiffusion in Ni₃Al
  T. Ikeda, A. Almazouzi, H. Numakura, M. Koiwa, W. Sprengel, H. Nakajima
  Acta Materialia, 46 (15), 5369-5376 (1998). [View on-line]

• Diffusion mechanisms in some Ni-based intermetallic compounds
  T. Ikeda, H. Numakura, M. Koiwa
  Thermec '97, edited by T. Chandra and T. Sakai, The Minerals, Metals and Materials Society, Warrendale (1997), pp. 1543-1549. [Book info]

• Interdiffusion in Ni₃Al
  T. Ikeda, A. Almazouzi, H. Numakura, M. Koiwa, W. Sprengel, H. Nakajima
  Defect and Diffusion Forum, 143-147, 275-278 (1997). [View on-line]

• Self-diffusion in L1₂-type intermetallic compounds Ni₃Ge and Ni₃Ga
  K. Nonaka, T. Arayashiki, H. Nakajima, A. Almazouzi, K. Tanaka, T. Ikeda, H. Numakura, M. Koiwa
  Defect and Diffusion Forum, 143-147, 269-274 (1997). [View on-line]

• Diffusion in L1₂ type intermetallic compounds
  M. Koiwa, H. Numakura, S. Ishioka
  Defect and Diffusion Forum, 143-147, 209-222 (1997). [View on-line]

• Site occupation preference of Fe in Ni₃Al: an atom-probe study
  A. Almazouzi, H. Numakura, M. Koiwa, K. Hono, T. Sakurai
  Intermetallics, 5 (1), 37-43 (1997). [View on-line]

• An atom-probe study of the site preference of Ge in Ni₃Al
  H. Numakura, T. Yamada, M. Koiwa, I. A. Szabo, K. Hono, T. Sakurai
  Defect and Diffusion Forum, 95-98, 869-874 (1993). [View on-line]

• Determination of site preference of Cu and Ge in Ni₃Al
  K. Hono, H. Numakura, I. A. Szabo, A. Chiba, T. Sakurai
  Surface Science, 266, 358-363 (1992). [View on-line]