Publication 2016

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National Institute for Material Science

Publication 2016

* 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.
* Sorted by Research Fields.
Magnetic Materials / Spintronic Materials / Nanostructure Analysis / Other Fields

Magnetic Materials:

  1. FePt系グラニュラー媒体に関する最近の進展
    高橋有紀子、宝野和博, まぐね Vol.11, 317-324 (2016).

    2.
  2. Accumulative Magnetic Switching of Ultrahigh-Density Recording Media by Circularly Polarized Light
    Y. K. Takahashi, R. Medapalli, S. Kasai, J. Wang, K. Ishioka, S. H. Wee, O. Hellwig, K. Hono, and E. E. Fullerton, Phys. Rev. Applied 6, 054004 (2016).

  3. Strain measurement in ferromagnetic crystals using dark-field electron holography
    Y. Murakami, K. Niitsu, S. Kaneko, T. Tanigaki, T. Sasaki, Z. Akase, D. Shindo, T. Ohkubo and K. Hono, Appl. Phys. Lett. 109, 193102 (2016).

  4. Influence of MgO underlayers on the structure and magnetic properties of FePt-C nanogranular films for heat-assisted magnetic recording media
    T. Shiroyama, B. S. D. Ch. S. Varaprasad, Y. K. Takahashi and K. Hono, AIP Advances 6, 105105 (2016).

  5. Magnetization reversal of FePt based exchange coupled composite media
    J. Wang, H. Sepehri-Amin, Y.K. Takahashi, S. Okamoto, S. Kasai, J.Y. Kim, T. Schrefl, K. Hono, Acta Mater. 111, 47-55 (2016).

  6. Micromagnetic Simulations of Magnetization Reversals in Nd-Fe-B Based Permanent Magnets
    H. Sepehri-Amin, T. Ohkubo and K. Hono, Mater. Trans., M2015457 (2016).

    7.
  7. Structure and chemical compositions of the grain boundary phase in Nd-Fe-B sintered magnets
    T.T. Sasaki, T. Ohkubo, K. Hono, Acta Mater. 115, 269-277 (2016).

  8. High coercivity Sm2Fe17N3 submicron size powder prepared by polymerized-complex and reduction–diffusion process
    Y. Hirayama, A.K. Panda, T. Ohkubo, K. Hono, Scr. Mater. 120, 27-30 (2016).

  9. Micromagnetic simulation of the orientation dependence of grain boundary properties on the coercivity of Nd-Fe-B sintered magnets
    J. Fujisaki, A. Furuya, Y. Uehara, K. Shimizu, T. Ataka, T. Tanaka, H. Oshima, T. Ohkubo, S. Hirosawa and K. Hono, AIP Advances 6, 056028 (2016).

  10. Growth Mechanism of Columnar Grains in FePt–C Granular Films for HAMR Media Processed by Compositionally Graded Sputtering
    H. Pandey, A. Perumal, J. Wang, Y. K. Takahashi, and K. Hono, IEEE Trans. Magn. 52, 3201004 (2016).

  11. Structure Optimization of FePt–C Nanogranular Films for Heat-Assisted Magnetic Recording Media
    H. Pandey, J. Wang, T. Shiroyama, B. S. D. Ch. S. Varaprasad, H. Sepehri-Amin, Y. K. Takahashi, A. Perumal, K. Hono, IEEE Trans. Magn. 52, 3200108 (2016).

  12. L10-FePt Granular Films for Heat-Assisted Magnetic Recording Media
    K. Hono and Y.K. Takahashi, "Ultrahigh-Density Magnetic Recording - Storage Materials and Media Designs"(Pan Stanford Publishing), Chapter 5.

    13.
  13. Coercivity of the Nd-Fe-B hot-deformed magnets diffusion-processed with low melting temperature glass forming alloys
    U.M.R. Seelam, L. Liu, T. Akiya, H. Sepehri-Amin, T. Ohkubo, N. Sakuma, M. Yano, A. Kato, K. Hono, J. Magn. Magn. Mater. 412, 234-242(2016).

  14. ハーフメタルホイスラー合金：室温高スピン分極率の実現へ向けて
    桜庭裕弥, まぐね　Vol.11,No.2 (2016).

    15.
  15. ThMn12構造を有するNd(FeM)12N化合物の永久磁石材料としての可能性と課題
    平山悠介, 三宅　隆, 宝野和博, まてりあ 55, 97-103 (2016).

    16.
  16. Large-scale micromagnetic simulation of Nd-Fe-B sintered magnets with Dy-rich shell structures
    T. Oikawa, H. Yokota, T. Ohkubo and K. Hono, AIP Advances 6, 056006 (2016).

  17. The influence of grain morphology and easy axis orientation on the coercivity of Sm(Co0.9Cu0.1)5 thin films
    W.B. Cui, L. Ma, H. Sepehri-Amin, Y.K. Takahashi, K. Hono, Acta Mater. 107, 49-58 (2016).

  18. Coercivity Enhancement of Hot-deformed Nd-Fe-B Magnets by the Eutectic Grain Boundary Diffusion Process
    L. Liu, H. Sepehri-Amin, T. Ohkubo, M. Yano, A. Kato, T. Shoji, K. Hono, J. Alloys Comp. 666, 432-439 (2016).

  19. Formation of non-ferromagnetic grain boundary phase in a Ga-doped Nd-rich Nd–Fe–B sintered magnet
    T.T. Sasaki, T. Ohkubo, Y. Takada, T. Sato, A. Kato, Y. Kaneko, K. Hono, Scr. Mater. 113, 218-221 (2016).

  20. Magnetic and structural properties of MnRh thin Films
    A. Chaturvedi, H. Sepehri-Amin, T. Ohkubo, K. Hono, T. Suzuki, J. Magn. Magn. Mater. 401, 144-149 (2016).

Spintronic Materials:

  1. Tunnel magnetoresistance of ferromagneticperpendicular magnetic tunnel junctions
    H. Lee, H. Sukegawa, J. Liu, Z.C. Wen, S. Mitani and K. Hono, IEEE Trans. Magn. 52, 4400204 (2016).

  2. Li-substituted MgAl2O4 barrier for spin dependent coherent tunneling
    T. Scheike, H. Sukegawa and S. Mitani, Jpn. J. Appl. Phys. Rapid Commun. 55, 110310-1-4 (2016).

  3. Tunable inertia of chiral magnetic domain walls
    J. Torrejon, E. Martinez and M. Hayashi, Nature Communications 7, 13533 (2016).

  4. Spin-Orbit Effects in CoFeB/MgO Heterostructures with Heavy Metal Underlayers
    J. Torrejon, J. Kim, J. Sinha and M. Hayashi, SPIN 6, 1640002 (2016).

  5. Tuning the magnetic properties and surface morphology of D022 Mn3-δGa films with high perpendicular magnetic anisotropy by N doping
    H. Lee, H. Sukegawa, J. Liu, S. Mitani and K. Hono, Appl. Phys. Lett. 109, 152402 (2016).

  6. Large magnetoresistance in Heusler-alloy-based epitaxial magnetic junctions with semiconducting Cu(In0.8Ga0.2)Se2 spacer
    S. Kasai, Y. K. Takahashi, P.-H. Cheng, Ikhtiar, T. Ohkubo, K. Kondou, Y. Otani, S. Mitani and K. Hono, Appl. Phys. Lett. 109, 032409 (2016).

  7. Magnetic tunnel junctions with a rock-salt-type Mg1−xTixO barrier for low resistance area product
    Ikhtiar, S. Kasai, P.-H. Cheng, T. Ohkubo, Y. K. Takahashi, T. Furubayashi and K. Hono, Appl. Phys. Lett. 108, 242416 (2016).

  8. Realization of high quality epitaxial current- perpendicular-to-plane giant magnetoresistive pseudo spin-valves on Si(001) wafer using NiAl buffer layer
    J. Chen, J. Liu, Y. Sakuraba, H. Sukegawa, S. Li and K. Hono, APL Mater. 4, 056104 (2016).

  9. Degradation Characteristics of MgO Based Magnetic Tunnel Junction Caused by Surface Roughness of Ta/Ru Buffer Layers
    J-M. Lee, C-M. Choi, H. Sukegawa, J-Y. Lee, S. Mitani, and Y-H. Song, J. Nanosci. Nanotechnol. 16, 654-657 (2016).

  10. Influence of inverse spin Hall effect in spin-torque ferromagnetic resonance measurements
    K. Kondou, H. Sukegawa, S. Kasai, S. Mitani, Y. Niimi and Y. Otani, Appl. Phys. Express 9, 023002 (2016).

  11. Effect of Mg insertion on stress-induced resistance drift in MgO-based magnetic tunnel junctions
    C. M. Choi, Y. T. Oh, J. Y. Lee, H. Sukegawa, S. Mitani and Y. H. Song, Electronics Lett. 52, 531-533 (2016).

  12. Spin-orbit torque in Cr/CoFeAl/MgO and Ru/CoFeAl/MgO epitaxial magnetic heterostructures
    Z. Wen, J. Kim, H. Sukegawa, M. Hayashi, and S. Mitani, AIP Advances 6, 056307 (2016).

  13. Chemical ordering and large tunnel magnetoresistance in Co2FeAl/MgAl2O4/Co2FeAl(001) junctions
    T. Scheike, H. Sukegawa, K. Inomata, T. Ohkubo, K. Hono and S. Mitani, Appl. Phys. Express 9, 053004 (2016).

  14. MgAl2O4(001) based magnetic tunnel junctions made by direct sputtering of a sintered spinel target
    M. Belmoubarik, H. Sukegawa, T. Ohkubo, S. Mitani and K. Hono, Appl. Phys. Lett. 108, 132404 (2016).

  15. Large enhancement of bulk spin polarization by suppressing CoMn anti-sites in Co2Mn(Ge0.75Ga0.25) Heusler alloy thin film
    S. Li, Y. K. Takahashi, Y. Sakuraba, N. Tsuji, H. Tajiri, Y. Miura, J. Chen, T. Furubayashi and K. Hono, Appl. Phys. Lett. 108, 122404 (2016).

  16. Current-perpendicular-to-plane giant magnetoresistive properties in Co2Mn(Ge0.75Ga0.25)/Cu2TiAl/Co2Mn(Ge0.75Ga0.25) all-Heusler alloy pseudo spin valve
    S. Li, Y. K. Takahashi, Y. Sakuraba, J. Chen, T. Furubayashi, O. Mryasov, S. Faleev and K. Hono, J. Appl. Phys. 119, 093911 (2016).

  17. Enhancement of magnetoresistance by inserting thin NiAl layers at the interfaces in Co2FeGa0.5Ge0.5/Ag/Co2FeGa0.5Ge0.5 current-perpendicular-to-plane pseudo spin valves
    J. W. Jung, Y. Sakuraba T. T. Sasak, Y. Miura and K. Hono, Appl. Phys. Lett. 108, 102408 (2016).

  18. Spin Hall Magnetoresistance in Metallic Bilayers
    J. Kim, P. Sheng, S. Takahashi, S. Mitani, and M. Hayashi, Phys. Rev. Lett. 116, 097201 (2016).

  19. Reduction of critical current density for out-of-plane mode oscillation in a mag-flip spin torque oscillator using highly spin-polarized Co2Fe(Ga0.5Ge0.5) spin injection layer
    S. Bosu, H. Sepehri-Amin, Y. Sakuraba, M. Hayashi, C. Abert, D. Suess, T. Schrefl and K. Hono, Appl. Phys. Lett. 108, 072403 (2016).

  20. Temperature dependence of magneto-transport properties in Co2Fe(Ga0.5Ge0.5)/Cu lateral spin valves
    Ikhtiar, S. Kasai, Y. K. Takahashi, T. Furubayashi, S. Mitani and K. Hono, Appl. Phys. Lett. 108, 062401 (2016).

  21. Anisotropic magnetoresistance and current-perpendicular-to-plane giant magnetoresistance in epitaxial NiMnSb-based multilayers
    B. Kwon, Y. Sakuraba, H. Sukegawa, S. Li, G. Qu, T. Furubayashi and K. Hono, J. Appl. Phys. 119, 023902 (2016).

  22. Effect of Co substitution for Mn on spin polarization and magnetic properties of ferrimagnetic Mn2VAl
    B. Deka, A. Srinivasan, R.K. Singh, B.S.D.Ch.S. Varaprasad, Y.K. Takahashi, K. Hono, J. Alloys Comp. 662, 510-515 (2016).

  23. Spin Polarization in Heusler Alloy Films
    Y.K. Takahashi, K. Hono, Heusler Alloys, Springer Series in Materials Science 222, 295-318 (2016).

    24.
  24. Giant Magnetoresistive Devices with Half-Metallic Heusler Compounds
    Y. Sakuraba, K. Takanashi, Heusler Alloys, Springer Series in Materials Science 222, 389-400 (2016).

    25.
  25. Magnetic Tunnel Junctions Using Heusler Alloys
    S. Mitani, Heusler Alloys, Springer Series in Materials Science 222, 401-412 (2016).

    26.
  26. Potential of thermoelectric power generation using anomalous Nernst effect in magnetic materials
    Y. Sakuraba, Scr. Mater. 111, 29-32 (2016).

  27. Enhancement of L21 order and spin-polarization of Heusler alloy Co2MnSi thin film by Ag alloying
    S. Bosu, Y. Sakuraba, T.T. Sasaki, S. Li, K. Hono, Scr. Mater. 110, 70-73 (2016).

Nanostructure Analysis:

(Methods or other materials except for magnetic and spintronic materials)
  1. Atom probe tomography of metallic nanostructures
    K. Hono, D. Raabea, S.P. Ringera and D.N. Seidman, MRS Bulletin 41, Atom Probe Tomography, 23-29 (2016).

    2.
  2. Precipitation in a Ag-Containing Mg-Y-Zn Alloy
    Y. M. Zhu, K. Oh-ishi, N. C. Wilson, K. Hono, A. J. Morton, J. F. Nie, Metall. Mater. Trans. A 47, 927-940 (2016).

  3. Three-dimensional atom probe analysis and magnetic properties of Fe85Cu1Si2B8P4 melt spun ribbons
    S. Jafari, A. Beitollahi, B. Eftekhari Yekta, T. Ohkubo, Viktoria Budinsky, Mie Marsilius, S. Mollazadeh, Giselher Herzer, K. Hono, J. Magn. Magn. Mater. 401, 1123 - 1129 (2016).

Other Fields:

  1. Electronic structure and magnetic anisotropy of L10-FePt thin film studied by hard x-ray photoemission spectroscopy and first-principles calculations
    S. Ueda, M. Mizuguchi, Y. Miura, J. G. Kang, M. Shirai and K. Takanashi, Appl. Phys. Lett. 109, 042404 (2016).

  2. Perpendicular magnetic tunnel junction with a strained Mn-based nanolayer
    K. Z. Suzuki, R. Ranjbar, J. Okabayashi, Y. Miura, A. Sugihara, H. Tsuchiura, and S. Mizukami, Sci. Rep. 6, 30249 (2016).

  3. Enhanced half-metallicity of off-stoichiometric quaternary Heusler alloy Co2(Mn,Fe)Si investigated through saturation magnetization and tunneling magnetoresistance
    K. Moges, Y. Honda, H. Liu, T. Uemura, M. Yamamoto, Y. Miura, and M. Shirai, Phys. Rev. B 93, 134403 (2016).
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