論文 - 大島 大輝
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Perpendicular magnetic anisotropy in the multilayer fabricated by alternate sputtering of Fe3O4/Cr and post-annealing 査読有り
Daiki Oshima, Satoshi Iwata, Takeshi Kato
Journal of Magnetism and Magnetic Materials 597 巻 頁： 172017 2024年3月
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Domain Wall Displacement Modulation GMR Sensors with Closed-loop Current-Field Feedback 査読有り
Journal of the Magnetics Society of Japan 48 巻 ( 2 ) 頁： 34 - 39 2024年3月
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Pan, D; Cao, Z; Oshima, D; Kato, T
IEEE TRANSACTIONS ON MAGNETICS 59 巻 ( 11 ) 2023年11月
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Fabrication of GMR Sensors With Antiphase Magnetization Modulation and Closed-Loop Operation 査読有り
Komuro, K; Oshima, D; Kato, T
IEEE TRANSACTIONS ON MAGNETICS 59 巻 ( 11 ) 2023年11月
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Observing soft x-ray magnetization-induced second harmonic generation at a heterojunction interface 査読有り
Sumi T., Horio M., Senoo T., Kubota Y., Yamaguchi G., Wada T., Miyamoto M., Yamaguchi K., Tsujikawa Y., Sato Y., Niibe M., Hirata Y., Miyauchi Y., Oshima D., Kato T., Owada S., Tono K., Yabashi M., Matsuda I.
APPLIED PHYSICS LETTERS 122 巻 ( 17 ) 2023年4月
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Terahertz spin ratchet effect in magnetic metamaterials 査読有り 国際共著
Hild M., Golub L. E., Fuhrmann A., Otteneder M., Kronseder M., Matsubara M., Kobayashi T., Oshima D., Honda A., Kato T., Wunderlich J., Back C., Ganichev S. D.
PHYSICAL REVIEW B 107 巻 ( 15 ) 2023年4月
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Spin-orbit torques in ferrimagnetic Gd/FeCo multilayers 査読有り
Yanai Shunsuke, Oshima Daiki, Takahashi Shigeki, Hirayama Yoshiyuki, Kato Takeshi
JAPANESE JOURNAL OF APPLIED PHYSICS 62 巻 ( SB ) 2023年3月
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Fabrication of beta-Mn type Co-Zn-Mn(001) film on MgO single crystal substrate 査読有り
Oshima Daiki, Kato Takeshi, Ikarashi Nobuyuki, Nagao Masahiro
AIP ADVANCES 13 巻 ( 2 ) 2023年2月
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Hasan, MM; Huang, T; Saito, M; Takamura, Y; Oshima, D; Kato, T; Homma, T
2023 IEEE INTERNATIONAL MAGNETIC CONFERENCE, INTERMAG 2023年
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High performance of magnetically separable and recyclable photocatalyst of green-synthesized CoFe2O4/TiO2 nanocomposites for degradation of methylene blue 査読有り 国際共著
Puspitarum Deska Lismawenning, Istiqomah Nurul Imani, Tumbelaka Rivaldo Marsel, Kusumaatmaja Ahmad, Oshima Daiki, Kato Takeshi, Suharyadi Edi
ADVANCES IN NATURAL SCIENCES-NANOSCIENCE AND NANOTECHNOLOGY 13 巻 ( 4 ) 2022年12月
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High reusability of green-synthesized Fe3O4/TiO2 photocatalyst nanoparticles for efficient degradation of methylene blue dye 査読有り 国際共著
Tumbelaka Rivaldo Marsel, Istiqomah Nurul Imani, Kato Takeshi, Oshima Daiki, Suharyadi Edi
MATERIALS TODAY COMMUNICATIONS 33 巻 2022年12月
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Magneto-optical property and magnetic anisotropy of (100) oriented R0.5Bi2.5Fe5O12 (R = Eu, Sm, and Pr) thin films prepared by metal–organic decomposition 査読有り
R. Urakawa, W. Asano, M. Nishikawa, M. Kawahara, T. Nishi, D. Oshima, T. Kato, and T. Ishibashi
AIP Advances 12 巻 頁： 095322 2022年9月
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Magneto-optical property and magnetic anisotropy of (100) oriented R0.5Bi2.5Fe5O12 (R = Eu, Sm, and Pr) thin films prepared by metal-organic decomposition
Urakawa R., Asano W., Nishikawa M., Kawahara M., Nishi T., Oshima D., Kato T., Ishibashi T.
AIP ADVANCES 12 巻 ( 9 ) 2022年9月
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Electric-Field Modulation of Perpendicular Magnetic Anisotropy and Damping Constant in MgO/Co/Pt Trilayers
Sakoguchi A., Oshima D., Iwata S., Kato T.
IEEE TRANSACTIONS ON MAGNETICS 58 巻 ( 2 ) 2022年2月
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Effect of substrate temperature on plasma-enhanced self-assembling formation of high-density FePt nanodots
Honda Shunsuke, Makihara Katsunori, Taoka Noriyuki, Furuhata Hiroshi, Ohta Akio, Oshima Daiki, Kato Takeshi, Miyazaki Seiichi
JAPANESE JOURNAL OF APPLIED PHYSICS 61 巻 ( SA ) 2022年1月
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Enhancement of spin-orbit torques by change in uniaxial in-plane magnetic anisotropy of Py/Pt bilayers on single crystal 128 degrees Y-Cut LiNbO3 substrate 査読有り
Ito Masayoshi, Yamaguchi Akinobu, Oshima Daiki, Kato Takeshi, Shima Mutsuhiro, Yamada Keisuke
APPLIED PHYSICS LETTERS 119 巻 ( 15 ) 2021年10月
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Crystal Structure and Magnetic and Magneto-optical Properties of CoPt, MnPt3, CrPt3, MnAl and MnGa Films with Ordered Phase and Their Bit-patterned Media 招待有り 査読有り
S. Iwata, T. Kato, D. Oshima
Journal of the magnetics society of Japan 45 巻 ( 5 ) 頁： 118 - 124 2021年9月
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Topotactic crystal structure transformation from spinet ferrite to wustite in epitaxial Fe3O4 films via Kr ion irradiation 査読有り
Liu Yang, Hisamatsu Yuki, Sharmin Sonia, Oshima Daiki, Iwata Satoshi, Kato Takeshi, Sekiba Daiichiro, Kita Eiji, Yanagihara Hideto
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A 39 巻 ( 3 ) 2021年5月
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Progress on efficient current-induced magnetization switching
Kato Takeshi, Iwata Satoshi, Oshima Daiki
ELECTRICAL ENGINEERING IN JAPAN 212 巻 ( 1-4 ) 頁： 3 - 10 2020年9月
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Spin orbit torques in ferrimagnetic GdFeCo with various compositions 査読有り
Kawakami Keisuke, Kato Takeshi, Oshima Daiki, Iwata Satoshi
JAPANESE JOURNAL OF APPLIED PHYSICS 59 巻 2020年4月
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Highly (001) oriented MnAl thin film fabricated on CoGa buffer layer 査読有り
Oshima Daiki, Kato Takeshi, Iwata Satoshi
AIP ADVANCES 10 巻 ( 2 ) 2020年2月
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Spin transfer torque switching of hybrid memory layers with low Curie temperature CoPd/Pd multilayers 査読有り
Zhao Wangzhen, Kimura Takumi, Kato Takeshi, Oshima Daiki, Sonobe Yoshiaki, Takahashi Shigeki, Iwata Satoshi
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 493 巻 2020年1月
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Patterned arrays of assembled nanoparticles prepared by interfacial assembly and femtosecond laser fabrication
Jiang Chengpeng, Oshima Daiki, Iwata Satoshi, Pong Philip W. T., Kato Takeshi
JOURNAL OF NANOPARTICLE RESEARCH 22 巻 ( 1 ) 2019年12月
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MnGa (001)-Textured Film Fabricated on Thermally Oxidized Si Substrate for Application to Ion Beam Bit Patterned Media
Ishikawa Toru, Miwa Yoshitsugu, Oshima Daiki, Kato Takeshi, Iwata Satoshi
IEEE TRANSACTIONS ON MAGNETICS 55 巻 ( 7 ) 2019年7月
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Ion Irradiation for Planar Patterning of Magnetic Materials
Kato Takeshi, Oshima Daiki, Iwata Satoshi
CRYSTALS 9 巻 ( 1 ) 2019年1月
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Variation of Magnetization Dynamics of Co/Ni Multilayer by Capturing Magnetic Nanoparticles 査読有り
Otaki Y., Kato T., Okamoto S., Kikuchi N., Oshima D., Iwata S., Kitakami O.
IEEE TRANSACTIONS ON MAGNETICS 54 巻 ( 11 ) 2018年11月
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Hybrid Memory Layer With Low Curie Temperature CoPd/Pd Multilayer for High-Density Magnetic Random-Access Memory Cells 査読有り
Zhao W., Dong X., Kimura T., Kato T., Oshima D., Sonobe Y., Kawato Y., Iwata S.
IEEE TRANSACTIONS ON MAGNETICS 54 巻 ( 11 ) 2018年11月
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Spin transfer torque switching of Co/Pd multilayers and Gilbert damping of Co-based multilayers
Kimura Takumi, Dong Xiayin, Adachi Kanta, Oshima Daiki, Kato Takeshi, Sonobe Yoshiaki, Okamoto Satoshi, Kikuchi Nobuaki, Kawato Yoshiaki, Kitakami Osamu, Iwata Satoshi
JAPANESE JOURNAL OF APPLIED PHYSICS 57 巻 ( 9 ) 2018年9月
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Femtosecond resonant magneto-optical Kerr effect measurement on an ultrathin magnetic film in a soft X-ray free electron laser 査読有り
Yamamoto Shingo, Kubota Yuya, Yamamoto Kohei, Takahashi Yoshinobu, Maruyama Kohei, Suzuki Yuta, Hobara Rei, Fujisawa Masami, Oshima Daiki, Owada Shigeki, Togashi Tadashi, Tono Kensuke, Yabashi Makina, Hirata Yasuyuki, Yamamoto Susumu, Kotsugi Masato, Wadati Hiroki, Kato Takeshi, Iwata Satoshi, Shin Shik, Matsuda Iwao
JAPANESE JOURNAL OF APPLIED PHYSICS 57 巻 ( 9 ) 2018年9月
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Spin-valve giant magneto-resistance film with magnetostrictive FeSiB amorphous layer and its application to strain sensors 査読有り
Hashimoto Y., Yamamoto N., Kato T., Oshima D., Iwata S.
JOURNAL OF APPLIED PHYSICS 123 巻 ( 11 ) 2018年3月
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Switching Field Distribution of MnGa Bit Patterned Film Fabricated by Ion Beam Irradiation 査読有り
Oshima D., Kato T., Iwata S.
IEEE TRANSACTIONS ON MAGNETICS 54 巻 ( 2 ) 2018年2月
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Hybrid memory layer with low Curie temperature CoPd/Pd multilayer for high-density magnetic random access memory cells
Zhao W., Kimura T., Kato T., Oshima D., Sonobe Y., Kawato Y., Iwata S.
2018 IEEE INTERNATIONAL MAGNETIC CONFERENCE (INTERMAG) 2018年
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Nano spin-diodes using FePt-NDs with huge on/off current ratio at room temperature 査読有り
K. Makihara, T. Kato, Y. Kabeya, Y. Mitsuyuki, A. Ohta, D. Oshima, S. Iwata, Y. Darma, M. Ikeda, S. Miyazaki
Scientific Reports 6 巻 頁： 33409 2016年9月
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Ferromagnetic Resonance of a Single Magnetochiral Metamolecule of Permalloy 査読有り
T. Kodama, S. Tomita, T. Kato, D. Oshima, S. Iwata, S. Okamoto, N. Kikuchi, O. Kitakami, N. Hosoito, H. Yanagi
Physical Review Applied 6 巻 頁： 024016-1-9 2016年8月
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Effective Damping Constant and Current Induced Magnetization Switching of GdFeCo/TbFe Exchange-Coupled Bilayers 査読有り
T. Higashide, B. Dai, T. Kato, D. Oshima, S. Iwata
7 巻 頁： 3505605 2016年7月
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Nanoscale patterning of CrPt3 magnetic thin films by using ion beam irradiation 査読有り
E. Suharyadi, D. Oshima, T. Kato, S. Iwata
Results in Physics 6 巻 頁： 186-188 2016年4月
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Ion irradiation induced magnetic transition of MnGa alloy films studied by X-ray magnetic circular dichroism and low-temperature hysteresis loops 査読有り
D. Oshima, M. Tanimoto, T. Kato, Y. Fujiwara, T. Nakamura, Y. Kotani, S. Tsunashima, S. Iwata
IEEE Transactions on Magnetics 52 巻 ( 7 ) 頁： 3201804-1-4 2016年2月
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Structure and Magnetic Properties of (001) Oriented CoPt-Ag and CoPd-Ag Alloy Films 査読有り
T. Nagata, Y. Tokuoka, T. Kato, D. Oshima, S. Iwata
Journal of Magnetics Society of Japan 40 巻 ( 1 ) 頁： 13-17 2016年1月
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Anomalous structural behavior in the metamagnetic transition of FeRh thin films from a local viewpoint 査読有り
Y. Wakisaka, Y. Uemura, T. Yokoyama, H. Asakura, H. Morimoto, M. Tabuchi, D. Oshima, T. Kato, S. Iwata
Physical Review B 92 巻 頁： 184408 2015年11月
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Magnetization control for bit pattern formation of spinel ferromagnetic oxides by Kr ion implantation 査読有り
E. Kita, K. Z. Suzuki, Y. Liu, Y. Utsumi, J. Morishita, D. Oshima, T. Kato, T. Niizeki, K. Mibu, H. Yanagihara
Journal of Applied Physics 115 巻 頁： 17B907 2014年
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Control of magnetic properties of MnGa films by Kr+ ion irradiation for application to bit patterned media 査読有り
D. Oshima, T. Kato, S. Iwata, S. Tsunashima
IEEE Transactions on Mgnetics 49 巻 ( 7 ) 頁： 3608-3611 2013年
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Observation of ferri-nonmagnetic boundary in CrPt3 line-and-space patterned media using a dark-field transmission electron microscope 査読有り
D. Oshima, E. Suharyadi, T. Kato, S. Iwata
Journal of Magnetism and Magnetic Materials 324 巻 頁： 1617-1621 2012年
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Switching field distribution of planar-patterned CrPt3 nanodots fabricated by ion irradiation 査読有り
E. Suharyadi, D. Oshima, T. Kato, S. Iwata
Journal of Applied Physics 109 巻 頁： 07B771 2011年
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Fabrication of L12-CrPt3 Alloy Using Rapid Thermal Annealing for Planar Bit Patterned Media 査読有り
T. Kato, D. Oshima, Y. Yamauchi, S. Iwata, S. Tsunashima
IEEE Transactions on Magnetics 46 巻 ( 6 ) 頁： 1671-1674 2010年