Publication 2012

Publication 2012

The articles written in black are original papers, those indicated in grey are conference proceedings.The articles written in green are review papers or book chapters.

Magnetic Materials:

  • Nd2Fe14B/FeCo anisotropic nanocomposite films with a large maximum energy product
    W. B. Cui, Y. K. Takahashi, and K. Hono, Adv. Mater. 24, 6530-6541 (2012).

  • 元素戦略における永久磁石材料
    宝野和博、広沢哲:まぐね 7, 290 (2012).


  • Effect of ball-milling surfactants on the interface chemistry in hot-compacted SmCo5 magnets
    W.F. Li, H. Sepehri-Amin, L.Y. Zheng, B.Z. Cui, A.M. Gabay, K. Hono, W.J. Huang, C. Ni, G.C. Hadjipanayis, Acta Mater. 60, 6685 (2012).

  • Microstructure and coercivity of hot deformed Nd-Fe-B anisotropic magnets with non-magnetic grain boundary phase
    H. Sepehri-Amin, T. Ohkubo, M. Yano, T. Shoji, T. Schrefl, and K. Hono, Proceedings of the 22nd International Workshop on rare earth magnets and their applications, Nagasaki, 2012, p. 71.


  • Strategy for high-coercivity Nd-Fe-B magnets
    K. Hono and H. Sepehri-Amin, Scripta Mater. 67, 503 - 535 (2012).

  • The effect of the thermal decomposition reaction on the mechanical and magnetocaloric properties of La(Fe,Si,Co)13
    K. Lowe, J. Liu, K. Skokov, J. D. Moore, H. Sepehri-Amin, K. Hono, M. Katter, O. Gutfleisch, Acta Mater. 60, 4268 - 4276 (2012).

  • Enhanced coercivity of spark plasma sintered Zn-bonded Sm-Fe-N magnets
    D. Prabhu, H. Sepehri-Amin, C. L. Mendis, T. Ohkubo, K. Hono, S. Sugimoto, Scripta Mater. 67, 153 - 156 (2012).

  • Nd-Fe-B 磁石の高保磁力化をめざした微細組織制御
    宝野和博、大久保忠勝、Sepehri-Amin Hossein日本金属学会誌 76, 2 - 11 (2012).


  • Grain boundary and interface chemistry of a Nd-Fe-B based sintered magnet
    H. Sepehri-Amin, T. Ohkubo, T. Shima, and K. Hono, Acta Mater. 60, 819 (2012).
  • Spintronic Materials:

  • Microwave assisted resonant domain wall nucleation in permalloy nanowires.
    M. Hayashi, Y. K. Takahashi, and S. Mitani, Appl. Phys. Lett. 101, 172406 (2012).

  • Growth and characterization of n-type electron-induced ferromagnetic semiconductor (In,Fe)As
    P. N. Hai, L. D. Anh, S. Mohan, T. Tamegai, M. Kodzuka, T. Ohkubo, K. Hono, and M. Tanaka, Appl. Phys. Lett. 101, 182403 (2012).

  • Spin polarization of alternate monatomic epitaxial [Fe/Co]n superlattice
    I. Chu, M. Doi, M. Sahashi, A. Rajanikanth, Y. K. Takahashi, K. Hono, Jpn J. Appl. Phys. 51 (2012).

  • Spin polarization and Gilbert damping of Co2Fe(GaxGe1-x) Heusler alloys
    B.S.D.Ch.S. Varaprasad, A. Srinivasan, Y. K. Takahashi, M. Hayashi, A. Rajanikanth, and K. Hono, Acta Mater. 60, 6257 (2012).

  • All-metallic lateral spin valves using Co2Fe(Ge0.5Ga0.5) Heusler alloy with a large spin signal
    Y. K. Takahashi, S. Kasai, S. Hirayama, S. Mitani, and K. Hono, Appl. Phys. Lett. 100, 052405 (2012).

  • Effects of boron composition on tunneling magnetoresistance ratio and microstructure of CoFeB/MgO/CoFeB pseudo-spin-valve magnetic tunnel junctions
    M. Kodzuka, T. Ohkubo, K. Hono, S. Ikeda, H. D. Gan, and H. Ohno, J. Appl. Phys. 111, 043913 (2012).

  • Transmission electron microscopy study on the effect of various cappinglayers on CoFeB/MgO/CoFeB pseudo spin valves annealed at different temperatures
    S.V. Karthik, Y. K. Takahashi, T. Ohkubo, K. Hono, H. D. Gan, S. Ikeda,H. Ohno, J. Appl. Phys. 111, 083922 (2012).

  • Co-based Heusler alloys for CPP-GMR spin-valves with large magnetoresistive outputs
    T. M. Nakatani, N. Hase, H. S. Goripati, Y. K. Takahashi, T. Furubayashi and K. Hono, IEEE Trans. Magn. 48, 1751 (2012).

  • Effect of NiAl underlayer and spacer on magnetoresistance ofcurrent-perpendicular-to-plane spin valves using Co2Mn(Ga0.5Sn0.5) Heusler alloy
    N. Hase, T. M. Nakatani, S. Kasai, Y. K. Takahashi, T. Furubayashi and K. Hono, J. Mag. Mag. Mater. 324, 440 - 444 (2012).

  • Magnetic properties and spin polarization of Co2Mn(SixSn1-x) alloys containing two L21 phases
    A. Srinivasan, A. Rajanikanth, Y. K. Takahashi,K. Hono, J. Alloy. Comp. 514, 195 - 198 (2012).

  • 59Co NMR experiment as a probe of electron doping in Co2FeAl1-xSix Heusler alloys
    M. Wojcik, E. Jedryka, H. Sukegawa, T. Nakatani and K. Inomata, Phys. Rev. B 85, 100401-1-4 (2012).

  • Spin Polarimetry and Magnetic Dichroism on a Buried Magnetic Layer Using Hard X-ray Photoelectron Spectroscopy
    G. Stryganyuk, X. Kozina, G. H. Fecher, S. Ouardi, S. Chadov, C. Felser, G. Schonhense, P. Lushchyk, A. Oelsner, P. Bernhard, E. Ikenaga, T. Sugiyama, H. Sukegawa, Z. C. Wen, K. Inomata and K. Kobayashi, Jpn. J. Appl. Phys. 51, 016602-1-4 (2012).

  • Bias voltage dependence of tunneling magnetoresistance in granular C60-Co films with current-perpendicular-to-plane geometry
    S. Sakai, S. Mitani, Y. Matsumoto, S. Entani, P. Avramov, M. Ohtomo, H. Naramoto and K. Takanashi, J. Magn. Magn. Mater. 324, 1970-1974 (2012).

  • Tunnel magnetoresistance with perpendicularly magnetized tunnel junctions using Co2FeAl Full-Heusler alloy
    Z. C. Wen, H. Sukegawa, S. Kasai, M. Hayashi, S. Mitani and K. Inomata, Appl. Phys. Express 5, 063003-1-3 (2012).

  • Spin-motive force due to a gyrating magnetic vortex
    K. Tanabe, D. Chiba, J. Ohe, S. Kasai, H. Kohno, S. E. Barnes, S. Maekawa, K. Kobayashi and T. Ono, Nature Commun. 3, 845 (2012).

  • Signature of coherent transport in epitaxial spinel-based magnetic tunnel junctions probed by shot noise measurement
    T. Tanaka, T. Arakawa, K. Chida, Y. Nishihara, D. Chiba, K. Kobayashi, T. Ono, H. Sukegawa, S. Kasai, S. Mitani, Appl. Phys. Express 5, 053003-1-3 (2012).

  • Spin-transfer switching in full-Heusler Co2FeAl-based magnetic tunnel junctions
    H. Sukegawa, Z. C. Wen, K. Kondou, S. Kasai, S. Mitani and K. Inomata, Appl. Phys. Lett. 100, 182403-1-5 (2012).

  • Time domain observation of spinmotive force in permalloy nanowires
    M. Hayashi, J. Ieda, Y. Yamane, J.-i. Ohe, Y.K. Takahashi, S. Mitani and S. Maekawa, Phys. Rev. Lett. 108, 147202-1-5 (2012).

  • Spatial control of magnetic anisotropy for current induced domain wall injection in perpendicularly magnetized CoFeB|MgO nanostructures
    M. Hayashi, M. Yamanouchi, S. Fukami, J. Sinha, S. Mitani and H. Ohno, Appl. Phys. Lett. 100, 192411-1-4 (2012).

  • Experimental detection of domain wall propagation above the Walker field
    K. Kondou, N. Ohshima, D. Chiba, S. Kasai, K. Kobayashi and T. Ono, J. Phys. Cond. Matter. 24, 024217-1-4 (2012).

  • Domain wall dynamics driven by spin transfer torque and the spin-orbit field
    M. Hayashi, Y. Nakatani, S. Fukami, M. Yamanouchi, S. Mitani and H. Ohno, J. Phys. Cond. Matter. 24, 024221-1-8 (2012).
  • Nanostructure Analysis:

  • Laser-assisted field evaporation from insulators triggered by photoinduced hole accumulation
    H. Tamura, M. Tsukada, K. P. McKenna, A. L. Shluger, T. Ohkubo, K. Hono, Phys. Rev. B 86, 195430 (2012).

  • Microscopic observation of the interface between a tool surface and deposits of low-carbon free cutting steel
    N. Matsui, N. Sano, J. Fujiwara, K. Ohishi, T. Ohkubo, K. Hono, Mater. Trans. 53, 1130 - 1137 (2012) .

  • Mechanical properties and microstructures of Al-1Fe-(0-1)Zr bulk nano-crystalline alloy processed by mechanical alloying and spark plasma sintering
    C.L. Mendis, H. P. Jhawar, T. T. Sasaki, K. Oh-ishi, K. Sivaprasad, E. Fleury, K. Hono, Mater. Sci. Eng. A 541, 152 - 158 (2012).

  • Effect of Zr addition on the precipitation in Mg-Zn based alloy
    T. Bhattacharjee, C. L. Mendis, T. T. Sasaki, T. Ohkubo and K. Hono, Scripta Mater. 67, 967 - 970 (2012).

  • Structural Characterization of Sputter-Deposited 304 Stainless Steel+10 wt pct Al Coatings
    U. Seelam, R. Maheswara, C. Suryanarayana. H. Heinrich, T. Ohkubo, K. Hono, and N. S. Cheruvu, Metal. Mater. Trans. A 43, 2945-2954 (2012).

  • Effect of Li additions on the age hardening response and precipitate microstructures of Mg-2.4Zn-0.16Zr based alloys
    C.L. Mendis, K. Oh-ishi, T. Ohkubo, K. Hono, Mater. Sci. Eng. A 535, 122 - 128 (2012).
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