Publication 2016

"Heusler Alloys"(Springer)
"Ultrahigh-Density Magnetic Recording - Storage Materials and Media Designs"(Pan Stanford Publishing)

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.

Magnetic Materials:

  • 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).

  • 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).

  • Strain measurement in ferromagnetic crystals using dark-field electron holography
    Yasukazu Murakami, Kodai Niitsu, Syuhei Kaneko, Toshiaki Tanigaki, Taisuke Sasaki, Zentaro Akase, Daisuke Shindo, Tadakatsu Ohkubo and Kazuhiro Hono, Appl. Phys. Lett. 109, 193102 (2016).

  • 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).

  • 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).

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

  • 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).

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

  • Micromagnetic simulation of the orientation dependence of grain boundary properties on the coercivity of Nd-Fe-B sintered magnets
    Jun Fujisaki, Atsushi Furuya, Yuji Uehara, Koichi Shimizu, Tadashi Ataka, Tomohiro Tanaka, Hirotaka Oshima, Tadakatsu Ohkubo, Satoshi Hirosawa and Kazuhiro Hono, AIP Advances 6, 056028 (2016).

  • 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).

  • 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).

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

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

  • 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).

  • 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).

  • 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).

  • 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).

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

  • 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, Scripta Mater. 113, 218-221 (2016).

  • Magnetic and structural properties of MnRh thin Films
    Anurag Chaturvedi, Hossein Sepehri-Amin, Tadakatsu Ohkubo, Kazuhiro Hono, Takao Suzuki, J. Magn. Magn. Mater. 401, 144-149 (2016).
  • Spintronic Materials:

  • 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).

  • 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).

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

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

  • Tuning the magnetic properties and surface morphology of D022 Mn3-δGa films with high perpendicular magnetic anisotropy by N doping
    Hwachol Lee, Hiroaki Sukegawa, Jun Liu, Seiji Mitani and Kazuhiro Hono, Appl. Phys. Lett. 109, 152402 (2016).

  • 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).

  • 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).

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

  • Degradation Characteristics of MgO Based Magnetic Tunnel Junction Caused by Surface Roughness of Ta/Ru Buffer Layers
    Jung Min Lee, Chul Min Choi, Hiroaki Sukegawa, Jeong Yong Lee, Seiji Mitani, and Yun-Heub Song, J. Nanosci. Nanotechnol. 16, 654-657 (2016).

  • Influence of inverse spin Hall effect in spin-torque ferromagnetic resonance measurements
    Kouta Kondou, Hiroaki Sukegawa, Shinya Kasai, Seiji Mitani, Yasuhiro Niimi and YoshiChika Otani, Appl. Phys. Express 9, 023002 (2016).

  • 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).

  • Spin-orbit torque in Cr/CoFeAl/MgO and Ru/CoFeAl/MgO epitaxial magnetic

    Zhenchao Wen, Junyeon Kim, Hiroaki Sukegawa, Masamitsu Hayashi, and Seiji Mitani, AIP Advances 6, 056307 (2016).

  • Chemical ordering and large tunnel magnetoresistance in Co2FeAl/MgAl2O4/Co2FeAl(001) junctions
    Thomas Scheike, Hiroaki Sukegawa, Koichiro Inomata, Tadakatsu Ohkubo, Kazuhiro Hono and Seiji Mitani, Appl. Phys. Express 9, 053004 (2016).

  • MgAl2O4(001) based magnetic tunnel junctions made by direct sputtering of a sintered spinel target
    Mohamed Belmoubarik, Hiroaki Sukegawa, Tadakatsu Ohkubo, Seiji Mitani and Kazuhiro Hono, Appl. Phys. Lett. 108, 132404 (2016).

  • 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).

  • 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).

  • 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).

  • Spin Hall Magnetoresistance in Metallic Bilayers
    Junyeon Kim, Peng Sheng, Saburo Takahashi, Seiji Mitani, and Masamitsu Hayashi, Phys. Rev. Lett. 116, 097201 (2016).

  • 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).

  • 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).

  • 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).

  • 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).

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

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

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

  • Potential of thermoelectric power generation using anomalous Nernst effect in magnetic materials
    Yuya Sakuraba, Scripta Mater. 111, 29-32 (2016).

  • 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, Scripta Mater. 110, 70-73 (2016).
  • Nanostructure Analysis:

  • Atom probe tomography of metallic nanostructures
    Kazuhiro Hono, Dierk Raabea, Simon P. Ringera and David N. Seidman, MRS Bulletin 41, Atom Probe Tomography, 23-29 (2016).

  • 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).

  • 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).
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