高橋 有紀子

研究成果

年別の研究成果 2000 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2018 2019 2020 2021 2022

• 6958 被引用数
• 46 h-index
• 203 Article
• 17 Conference contribution
• 3 Chapter
• 3 Comment/debate
• 2 その他
  • 1 Conference article
  • 1 Review article

年別の研究成果

年別の研究成果

検索結果

• Spintronics Materials with High-Spin Polarization

  Takahashi, Y. K. & Hono, K., 2016 1月 8, Spintronics for Next Generation Innovative Devices. wiley, p. 21-42 22 p.

  研究成果: Chapter

  • Spin polarization 100%
  • Giant Magnetoresistance 77%
  • Spintronics 74%
  • Tunneling Magnetoresistance 60%
  • Electron Spin 39%

• Structural, magnetic and barrier properties for Co-ferrite thin films fabricated by plasma oxidization

  Goto, R., Takahashi, Y., Tezuka, N., Inomata, K., Sugimoto, S. & Hono, K., 2007 2月, In: Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 71, 2, p. 258-262 5 p.

  研究成果: Article › 査読

  Open Access

  • Magnetic properties 100%
  • Structural properties 89%
  • Ferrite 80%
  • Thin films 77%
  • Plasmas 75%
  1 被引用数 (Scopus)

• Structural characterizations of Co₂MnSi/MgO/Co₂MnSi magnetic tunnel junctions by transmission electron microscopy

  Nakatani, T. M., Takahashi, Y. K., Ishikawa, T., Yamamoto, M. & Hono, K., 2010 2月, In: Journal of Magnetism and Magnetic Materials. 322, 3, p. 357-361 5 p.

  研究成果: Article › 査読

  • Tunnel junctions 100%
  • tunnel junctions 73%
  • Transmission electron microscopy 72%
  • Electrodes 54%
  • Transmission Electron Microscopy 46%
  11 被引用数 (Scopus)

• Structure, magnetic property, and spin polarization of Co2 FeAlx Si1-x Heusler alloys

  Nakatani, T. M., Rajanikanth, A., Gercsi, Z., Takahashi, Y. K., Inomata, K. & Hono, K., 2007, In: Journal of Applied Physics. 102, 3, 033916.

  研究成果: Article › 査読

  • magnetic properties 100%
  • polarization 76%
  • disorders 54%
  • stoichiometry 34%
  • electronic structure 26%
  149 被引用数 (Scopus)

• Structure and magnetoresistance of current-perpendicular-to-plane pseudo spin valves using Co₂Mn(Ga_0.25Ge_0.75) Heusler alloy

  Takahashi, Y. K., Hase, N., Kodzuka, M., Itoh, A., Koganezawa, T., Furubayashi, T., Li, S., Varaprasad, B. S. D. C. S., Ohkubo, T. & Hono, K., 2013 6月 14, In: Journal of Applied Physics. 113, 22, 223901.

  研究成果: Article › 査読

  • deterioration 100%
  • x ray diffraction 81%
  • synchrotrons 81%
  • disorders 73%
  • degradation 71%
  32 被引用数 (Scopus)

• Structure and magnetoresistive properties of current-perpendicular-to-plane pseudo-spin valves using polycrystalline Co₂fe-based heusler alloy films

  Nakatani, T. M., Du, Y., Takahashi, Y. K., Furubayashi, T. & Hono, K., 2013 6月, In: Acta Materialia. 61, 10, p. 3695-3702 8 p.

  研究成果: Article › 査読

  • Giant magnetoresistance 100%
  • Valve 98%
  • Polycrystalline Solid 81%
  • Giant Magnetoresistance 74%
  • Alloy 64%
  13 被引用数 (Scopus)

• Structure and transport properties of current-perpendicular-to-plane spin valves using Co₂FeA_l0.5Si_0.5 and Co ₂MnSi Heusler alloy electrodes

  Furubayashi, T., Kodama, K., Nakatani, T. M., Sukegawa, H., Takahashi, Y. K., Inomata, K. & Hono, K., 2010 6月 1, In: Journal of Applied Physics. 107, 11, 113917.

  研究成果: Article › 査読

  • transport properties 100%
  • electrodes 78%
  • temperature dependence 40%
  • spacers 32%
  • magnetron sputtering 26%
  25 被引用数 (Scopus)

• Structure Optimization of FePt-C Nanogranular Films for Heat-Assisted Magnetic Recording Media

  Pandey, H., Wang, J., Shiroyama, T., Varaprasad, B. S. D. C. S., Sepehri-Amin, H., Takahashi, Y. K., Perumal, A. & Hono, K., 2016 2月, In: IEEE Transactions on Magnetics. 52, 2, 7247737.

  研究成果: Article › 査読

  • Magnetic recording 100%
  • Seed 58%
  • Liquid Film 36%
  • Hot Temperature 36%
  • Grain Size 35%
  8 被引用数 (Scopus)

• Suppression of magnon excitations in Co₂MnSi Heusler alloy by Nd doping

  Rajanikanth, A., Takahashi, Y. K. & Hono, K., 2009, In: Journal of Applied Physics. 105, 6, 063916.

  研究成果: Article › 査読

  • transport properties 100%
  • retarding 95%
  • grain boundaries 93%
  • polarization 67%
  • excitation 61%
  6 被引用数 (Scopus)

• Synthesis of single-crystalline anisotropic gold nano-crystals via chemical vapor deposition

  Manna, S., Kim, J. W., Takahashi, Y., Shpyrko, O. G. & Fullerton, E. E., 2016 5月 7, In: Journal of Applied Physics. 119, 17, 174301.

  研究成果: Article › 査読

  • nanocrystals 100%
  • gold 87%
  • vapor deposition 86%
  • synthesis 81%
  • crystals 54%
  7 被引用数 (Scopus)

• Temperature dependence of magnetoresistive output of pseudo spin valves with Co₂Fe(Al_1-xSi_x) Heusler alloys and a Ag spacer

  Furubayashi, T., Nakatani, T. M., Goripati, H. S., Sukegawa, H., Takahashi, Y. K., Inomata, K. & Hono, K., 2013 9月 28, In: Journal of Applied Physics. 114, 12, 123910.

  研究成果: Article › 査読

  • spacers 100%
  • temperature dependence 62%
  • output 56%
  • products 30%
  • room temperature 26%
  10 被引用数 (Scopus)

• Temperature dependence of magneto-transport properties in Co₂Fe(Ga_0.5Ge_0.5)/Cu lateral spin valves

  Ikhtiar, Kasai, S., Takahashi, Y. K., Furubayashi, T., Mitani, S. & Hono, K., 2016 2月 8, In: Applied Physics Letters. 108, 6, 062401.

  研究成果: Article › 査読

  • transport properties 100%
  • temperature dependence 81%
  • room temperature 15%
  • diffusion length 15%
  • retarding 10%
  7 被引用数 (Scopus)

• Temperature dependence of site-resolved Fe magnetic moments in ThMn₁₂-type Sm(Fe_1−xCo_x)₁₂ compounds studied via synchrotron Mössbauer spectroscopy

  Ogawa, D., Fukazawa, T., Li, S., Ueno, T., Sakai, S., Mitsui, T., Miyake, T., Okamoto, S., Hirosawa, S. & Takahashi, Y. K., 2022 6月 15, In: Journal of Magnetism and Magnetic Materials. 552, 169188.

  研究成果: Article › 査読

  • Magnetic moments 100%
  • Synchrotrons 85%
  • Spectroscopy 71%
  • Magnetic Moment 66%
  • synchrotrons 55%

• The effect of iron addition on the spin polarization and magnetic properties of Co₂CrGa Heusler alloy

  Nakatani, T. M., Gercsi, Z., Rajanikanth, A., Takahashi, Y. K. & Hono, K., 2008 11月 21, In: Journal of Physics D: Applied Physics. 41, 22, 225002.

  研究成果: Article › 査読

  • Spin polarization 100%
  • Spin Polarization 64%
  • Magnetic properties 58%
  • Iron 43%
  • Magnetic Property 38%
  16 被引用数 (Scopus)

• The effect of substitution of Fe with Cr on the giant magnetoresistance of current-perpendicular-to-plane spin valves with Co₂FeSi Heusler alloy

  Goripati, H. S., Furubayashi, T., Karthik, S. V., Nakatani, T. M., Takahashi, Y. K. & Hono, K., 2011 2月 15, In: Journal of Applied Physics. 109, 4, 043901.

  研究成果: Article › 査読

  • substitutes 100%
  • electron sources 30%
  • spacers 26%
  • Curie temperature 22%
  • products 16%
  11 被引用数 (Scopus)

• The effect of Zr substitution on saturation magnetization in (Sm_1-xZr_x)(Fe_0.8Co_0.2)₁₂ compound with the ThMn₁₂ structure

  Tozman, P., Takahashi, Y. K., Sepehri-Amin, H., Ogawa, D., Hirosawa, S. & Hono, K., 2019 10月 1, In: Acta Materialia. 178, p. 114-121 8 p.

  研究成果: Article › 査読

  • Remanence 100%
  • Transition metals 96%
  • Coercive force 91%
  • Magnetic recording 87%
  • Saturation magnetization 86%
  21 被引用数 (Scopus)

• The enhancement of the spin polarization of Co₂ MnSn by Fe doping

  Rajanikanth, A., Takahashi, Y. K. & Hono, K., 2008, In: Journal of Applied Physics. 103, 10, 103904.

  研究成果: Article › 査読

  • augmentation 100%
  • polarization 88%
  10 被引用数 (Scopus)

• The influence of grain morphology and easy axis orientation on the coercivity of Sm(Co_0.9Cu_0.1)₅ thin films

  Cui, W. B., Ma, L., Sepehri-Amin, H., Takahashi, Y. K. & Hono, K., 2016 4月 1, In: Acta Materialia. 107, p. 49-58 10 p.

  研究成果: Article › 査読

  • Coercive force 100%
  • Coercivity 83%
  • Thin films 67%
  • Magnetostatics 67%
  • Geometry 43%
  16 被引用数 (Scopus)

• Thermal engineering of non-local resistance in lateral spin valves

  Kasai, S., Hirayama, S., Takahashi, Y. K., Mitani, S., Hono, K., Adachi, H., Ieda, J. & Maekawa, S., 2014 4月 21, In: Applied Physics Letters. 104, 16, 162410.

  研究成果: Article › 査読

  • engineering 100%
  • Peltier effects 40%
  • Permalloys (trademark) 31%
  • Seebeck effect 28%
  • injectors 27%
  10 被引用数 (Scopus)

• Time domain magnetization dynamics study to estimate interlayer exchange coupling constant in Nd-Fe-B/Ni₈₀Fe₂₀ films

  Mandal, R., Ogawa, D., Tamazawa, Y., Ishioka, K., Shima, T., Kato, T., Iwata, S., Takahashi, Y. K., Hirosawa, S. & Hono, K., 2018 12月 15, In: Journal of Magnetism and Magnetic Materials. 468, p. 273-278 6 p.

  研究成果: Article › 査読

  • Exchange coupling 100%
  • Optical Kerr effect 75%
  • Coercive force 75%
  • Magnetization 64%
  • Coercivity 63%
  7 被引用数 (Scopus)

• Time-domain observation of the spinmotive force in Permalloy nanowires

  Hayashi, M., Ieda, JI., Yamane, Y., Ohe, J. I., Takahashi, Y. K., Mitani, S. & Maekawa, S., 2012 4月 5, In: Physical Review Letters. 108, 14, 147202.

  研究成果: Article › 査読

  • Permalloys (trademark) 100%
  • nanowires 69%
  • electromotive forces 27%
  • electric potential 23%
  • subtraction 22%
  32 被引用数 (Scopus)

• Transition of topological Hall effect for tetragonal Heusler Mn₂PtSn thin film

  Sugimoto, S., Takahashi, Y. & Kasai, S., 2021 10月, In: Applied Physics Express. 14, 10, 103003.

  研究成果: Article › 査読

  • Hall effect 100%
  • retraining 71%
  • Thin films 69%
  • Epitaxial films 55%
  • electrical resistivity 46%

• Transmission electron microscopy image based micromagnetic simulations for optimizing nanostructure of FePt-X heat-assisted magnetic recording media

  Bolyachkin, A., Sepehri-Amin, H., Suzuki, I., Tajiri, H., Takahashi, Y. K., Srinivasan, K., Ho, H., Yuan, H., Seki, T., Ajan, A. & Hono, K., 2022 4月 1, In: Acta Materialia. 227, 117744.

  研究成果: Article › 査読

  Open Access

  • Magnetic recording 100%
  • Nanostructures 91%
  • Transmission electron microscopy 76%
  • Magnetic Property 60%
  • Defects 51%

• Transmission electron microscopy investigation of CoFeB/MgO/CoFeB pseudospin valves annealed at different temperatures

  Karthik, S. V., Takahashi, Y. K., Ohkubo, T., Hono, K., Ikeda, S. & Ohno, H., 2009, In: Journal of Applied Physics. 106, 2, 023920.

  研究成果: Article › 査読

  • transmission electron microscopy 100%
  • annealing 54%
  • crystallization 46%
  • temperature 45%
  • tunnel junctions 31%
  81 被引用数 (Scopus)

• Transmission electron microscopy of Co₂(Cr_1-xFe_x)Al sputtered films and their magnetic tunneling junctions

  Takahashi, Y. K., Ohkubo, T., Hono, K., Okamura, S., Tezuka, N. & Inomata, K., 2007 6月, In: Journal of Magnetism and Magnetic Materials. 313, 2, p. 378-382 5 p.

  研究成果: Article › 査読

  • Transmission electron microscopy 100%
  • Tunneling 99%
  • Tunneling Magnetoresistance 78%
  • Tunnelling magnetoresistance 76%
  • Transmission Electron Microscopy 64%
  7 被引用数 (Scopus)

• Transmission electron microscopy study on the effect of various capping layers on CoFeB/MgO/CoFeB pseudo spin valves annealed at different temperatures

  Karthik, S. V., Takahashi, Y. K., Ohkubo, T., Hono, K., Gan, H. D., Ikeda, S. & Ohno, H., 2012 4月 15, In: Journal of Applied Physics. 111, 8, 083922.

  研究成果: Article › 査読

  • tunnel junctions 100%
  • transmission electron microscopy 63%
  • annealing 34%
  • temperature 28%
  • epitaxy 19%
  48 被引用数 (Scopus)

• Tunable electron transport with intergranular separation in FePt-C nanogranular films

  Joseph, J., Wang, J., Varaprasad, B. S. D. C. S., Takahashi, Y. K., Hono, K. & Rajanikanth, A., 2020 4月, In: Materials Research Express. 7, 4, 046405.

  研究成果: Article › 査読

  Open Access

  • Electron Transport 100%
  • Liquid Film 30%
  • Metal insulator transition 23%
  • Magnetic variables measurement 18%
  • Metal Insulator Transition 17%

• Voltage-controlled magnetic skyrmions in magnetic tunnel junctions

  Kasai, S., Sugimoto, S., Nakatani, Y., Ishikawa, R. & Takahashi, Y. K., 2019 8月 1, In: Applied Physics Express. 12, 8, 083001.

  研究成果: Article › 査読

  • Tunnel junctions 100%
  • tunnel junctions 73%
  • Tunnelling magnetoresistance 65%
  • electric potential 38%
  • Electric potential 36%
  15 被引用数 (Scopus)