Current-induced spin dynamics and its application to spintronic devices

• Project/Area Number: 19671002
• Research Category: Grant-in-Aid for Young Scientists (S)
• Allocation Type: Single-year Grants
• Research Field: Nanostructural science
• Research Institution: Kyoto University
• Principal Investigator: ONO Teruo 京都大学, 化学研究所, 教授 (90296749)
• Project Period (FY): 2007 – 2010
• Project Status: Completed (Fiscal Year 2011)
• Budget Amount: ¥113,100,000 (Direct Cost: ¥87,000,000、Indirect Cost: ¥26,100,000); Fiscal Year 2011: ¥15,210,000 (Direct Cost: ¥11,700,000、Indirect Cost: ¥3,510,000); Fiscal Year 2010: ¥15,210,000 (Direct Cost: ¥11,700,000、Indirect Cost: ¥3,510,000); Fiscal Year 2009: ¥31,070,000 (Direct Cost: ¥23,900,000、Indirect Cost: ¥7,170,000); Fiscal Year 2008: ¥29,250,000 (Direct Cost: ¥22,500,000、Indirect Cost: ¥6,750,000); Fiscal Year 2007: ¥22,360,000 (Direct Cost: ¥17,200,000、Indirect Cost: ¥5,160,000)
• Keywords: スピントロニクス / スピンエレクトロニクス / 磁性 / 特性実験 / ナノ構造物性 / 能動素子 / 磁化ダイナミクス / 物性実験 / 磁性ドット / 磁性ワイヤ / スピンダイナミクス

Research Abstract

In this project, we aimed to develop the novel spintronic devices utilizing current-induced spin dynamics, and succeeded in demonstrating device operations, such as the three-terminal devices utilizing current-induced resonant vortex core motion and the vortex core memory cell.

Research Products

• [Journal Article] Time-Domain Measurement of Current-Induced Spin Wave Dynamics (2012)
  • Author(s): Koji Sekiguchi, Keisuke Yamada, Soo-Man Seo, Kyung-Jin Lee, Daichi Chiba, Kensuke Kobayashi, and Teruo Ono
  • Journal Title: Phys. Rev. Lett Volume: 108 Pages: 17203-17203
• [Journal Article] All-electrical operation of magnetic vortex core memory cell (2011)
  • Author(s): K. Nakano, D. Chiba, N. Ohshima, S. Kasai, T. Sato, Y. Nakatani, K. Sekiguchi, K. Kobayashi, T. Ono
  • Journal Title: Appl. Phys. Lett Volume: 99 Pages: 262505-262505
• [Journal Article] Obser vation of the in trinsic pinning of a magnetic domain wall in a ferromagnetic nanowire (2011)
  • Author(s): T. Koyama, D. Chiba, K. Ueda, K. Kondou, H. Tanigawa, S. Fukami, T. Suzuki, N. Ohshima, N. Ishiwata, Y. Nakatani, K. Kobayashi, T. Ono
  • Journal Title: Nature Materials Volume: 10 Pages: 194-194
• [Journal Article] Spatial profile of spin excitations in multilayered rectangular nanodots studied by microfocused Brillouin light scattering (2011)
  • Author(s): M.Madami, G.Carlotti, G.Gubbiotti, F.Scarponi, S.Tacchi, T.Ono
  • Journal Title: J.Appl.Phys Volume: 109
  • Peer Reviewed
• [Journal Article] Electrical detection of vortex core polarity in ferromagnetic disk (2010)
  • Author(s): Kunihiro Nakano, Daichi Chiba, Koji Sekiguchi, Shinya Kasai, Norikazu Ohshima, Kensuke Kobayashi, Teruo Ono
  • Journal Title: Appl.Phys.Express Volume: 3 Pages: 53001-53001
  • NAID: 10027014727
  • Peer Reviewed
• [Journal Article] Nonreciprocal emission of spin-wave packet in FeNi film (2010)
  • Author(s): K.Sekiguchi, K.Yamada, S.M.Seo, K.J.Lee, D.Chiba, K.Kobayashi, T.Ono
  • Journal Title: Appl.Phys.Lett Volume: 97 Pages: 22508-22508
  • Peer Reviewed
• [Journal Article] Electrical detection of vortex core polarity in ferromagnetic disk (2010)
  • Author(s): Kunihiro Nakano, Daichi Chiba, Koji Sekiguchi, Shinya Kasai, Norikazu Ohshima, Kensuke Kobayashi, Teruo Ono
  • Journal Title: Appl.Phys.Express 3 Pages: 53001-53001
  • NAID: 10027014727
• [Journal Article] Current-Induced Control of Spin-Wave Attenuation (2009)
  • Author(s): Soo-Man Seo, Kyung-Jin Lee, Hyunsoo Yang, Teruo Ono
  • Journal Title: Phys.Rev.Lett. 102 Pages: 147202-147202
• [Journal Article] Current-controlled magnetoresistance in silicon in non-Ohmic transport regimes (2009)
  • Author(s): M.P.Delmo, S.Kasai, K.Kobayashi, T.Ono
  • Journal Title: Appl.Phys.Lett. 95 Pages: 132106-132106
  • Peer Reviewed
• [Journal Article] Fixation of Orientated L10-FePt Nanoparticles on Si Substrates (2009)
  • Author(s): Y.Tamada, S.Yamamoto, S.Nasu, T.Ono
  • Journal Title: Applied Physics Express 2 Pages: 123001-123001
  • NAID: 210000014540
  • Peer Reviewed
• [Journal Article] Dynamical Pinning of a Domain Wall in a Magnetic Nanowire Induced by Walker Breakdown (2008)
  • Author(s): Hironobu Tanigawa, Tomohiro Koyama, Maciej Bartkowiak, Shinya Kasai, Kensuke Kobayashi, Teruo Ono, Yoshinobu Nakatani
  • Journal Title: Phys. Rev. Lett Volume: 101 Pages: 207203-207203
• [Journal Article] Three-Terminal Device Based on the Current-Induced Magnetic Vortex Dynamics with the Magnetic Tunnel Junction (2008)
  • Author(s): Shinya Kasai, Kunihiro Nakano, Kouta Kondou, Norikazu Ohshima, Kensuke Kobayashi, and Teruo Ono
  • Journal Title: Appl. Phys. Express Volume: 1 Pages: 91302-91302
  • NAID: 10025082350
• [Journal Article] Domain wall ratchet effect in a magnetic wire with asymmetric notches (2008)
  • Author(s): A. Himeno, K. Kondo, H. Tanigawa, S. Kasai, and T. Ono
  • Journal Title: J. Appl. Phys Volume: 103
• [Journal Article] Magnetic Domain Wall Oscillator (2008)
  • Author(s): T. Ono and Y. Nakatani
  • Journal Title: Appl. Phys. Express Volume: 1 Pages: 61301-61301
  • NAID: 10025080696
• [Journal Article] Probing the Spin Polarization of Current by Soft X-Ray Imaging of Current-Induced Magnetic Vortex Dynamics (2008)
  • Author(s): Shinya Kasai, Peter Fischer, Mi-Young Im, Keisuke Yamada, Yoshinobu Nakatani, Kensuke Kobayashi, Hiroshi Kohno, Teruo Ono
  • Journal Title: Phys.Rev.Lett. 101 Pages: 237203-237203
• [Journal Article] Dynamical Pinning of a Domain Wall in a Magnetic Nanowire Induced by Walker Breakdown (2008)
  • Author(s): Hironobu Tanigawa, Tomohiro Koyama, Maciej Bartkowiak, Shinya Kasai, Kensuke Kobayashi, Teruo Ono, Yoshinobu Nakatani
  • Journal Title: Phys.Rev.Lett. 101 Pages: 207203-207203
• [Journal Article] Domain wall ratchet effect in a magnetic wire with asymmetric notches (2008)
  • Author(s): A. Himeno, K. Kondo, H. Tanigawa, S. Kasai, T. Ono
  • Journal Title: J.Appl.Phys. 103
• [Journal Article] Magnetic Domain Wall Oscillator (2008)
  • Author(s): T. Ono, Y. Nakatani
  • Journal Title: Appl.Phys.Express 1 Pages: 61301-61301
  • NAID: 10025080696
• [Journal Article] Three-Terminal Device Based on the Current-Induced Magnetic Vortex Dynamics with the Magnetic Tunnel Junction (2008)
  • Author(s): Shinya Kasai, Kunihiro Nakano, Kouta Kondou, Norikazu Ohshima, Kensuke Kobayashi, Teruo Ono
  • Journal Title: Appl.Phys.Express 1 Pages: 91302-91302
  • NAID: 10025082350
• [Journal Article] Switching magnetic vortex core by a single nanosecond current pulse (2008)
  • Author(s): Keisuke Yamada, Shinya Kasai, Yoshinobu Nakatani, Kensuke Kobayashi, Teruo Ono
  • Journal Title: Appl.Phys.Lett. 93 Pages: 152502-152502
• [Journal Article] Magnetic Domain Wall Oscillator (2008)
  • Author(s): T. Ono, Y. Nakatani
  • Journal Title: Appl. Phys. Express 1 Pages: 61301-61301
  • NAID: 10025080696
  • Peer Reviewed
• [Journal Article] Three-Terminal Device Based on the Current-Induced Magnetic Vortex Dynamics with the Magnetic Tunnel (2008)
  • Author(s): S. Kasai, K. Nakano, K. Kondou, N. Ohshima, K. Kobayashi, T. Ono
  • Journal Title: Appl. Phys. Exppress 1 Pages: 91302-91302
  • Peer Reviewed
• [Journal Article] Probing the Spin Polarization of Current by Soft X-Ray Imaging of Current-Induced Magnetic Vortx Dynamics (2008)
  • Author(s): S. Kasai, P Fischer, M-Y Im, K. Yamada, Y. Nakatani, K.
  • Journal Title: Phy. Rev. Lett. 101 Pages: 237203-237203
  • Peer Reviewed
• [Presentation] Experimental Evidence for Intrinsic Pinning Mechanism in Current-induced Domain Wall Motion (2010)
  • Author(s): Teruo Ono
  • Organizer: International Conference of AUMS
  • Place of Presentation: Jeju, Korea
  • Year and Date: 2010-12-06
• [Presentation] Electrical Detection of Vortex Core Polarity in Ferromagnetic Disk with Magnetic Tunnel Junction (2010)
  • Author(s): Teruo Ono
  • Organizer: Asia-Pacific Data Storage Conference
  • Place of Presentation: Hualien, Taiwan
  • Year and Date: 2010-10-28
• [Presentation] Electrical Detection of Vortex Core Polarity in Ferromagnetic Disk with Magnetic Tunnel Junction (2010)
  • Author(s): Teruo Ono
  • Organizer: Asia-Pacific Data Storage Conference
  • Place of Presentation: Hualien, Taiwan(招待講演)
  • Year and Date: 2010-10-28
• [Presentation] Current-induced domain wall motion against magnetic field (2010)
  • Author(s): Teruo Ono
  • Organizer: 7th International Symposium on Metallic Multilayers
  • Place of Presentation: Berkley, USA
  • Year and Date: 2010-09-21
• [Presentation] Modification of Spin Wave Propagation by Current Injection (2010)
  • Author(s): Teruo Ono
  • Organizer: American Physical Society March Meeting
  • Place of Presentation: Portland, USA
  • Year and Date: 2010-03-17
• [Presentation] Current-induced magnetization dynamics of nano-magnets -Domain wall motion & Vortex core switching- (2009)
  • Author(s): Teruo Ono
  • Organizer: International Symposium on Advanced Nanodevices and Nanotechnology
  • Place of Presentation: Kaanapali, USA
  • Year and Date: 2009-11-30
• [Presentation] Current-induced Domain Wall Motion in Perpendicularly Magnetized Co/Ni Wires (2009)
  • Author(s): Teruo Ono
  • Organizer: 20th International Colloquium on Magnetic Films and Surfaces
  • Place of Presentation: Berlin, Germany
  • Year and Date: 2009-06-23
• [Presentation] High DW velocity in Co/Ni with perpendicular anisotropy (2009)
  • Author(s): Teruo Ono
  • Organizer: IEEE International Magnetics Conference
  • Place of Presentation: Sacramento, USA
  • Year and Date: 2009-05-05
• [Presentation] Current-induced magnetization dynamics of nano-magnets-Domain wall motion & Vortex core switching (2009)
  • Author(s): Teruo Ono
  • Organizer: International Symposium on Advanced Nanodevices and Nanotechnology
  • Place of Presentation: Maui, Hawaii, USA
• [Presentation] Current-induced magnetization dynamics in nanomagnet (2008)
  • Author(s): Teruo Ono.
  • Organizer: The 5th Asia Forum on Mangetics
  • Place of Presentation: Beijing
  • Year and Date: 2008-10-17
• [Presentation] 交流電流励起による磁気渦ダイナミクスの時間分解測定 (2008)
  • Author(s): 葛西伸哉、小野輝男、他6名
  • Organizer: 日本応用物理学会
  • Place of Presentation: 日本大学
  • Year and Date: 2008-03-27
• [Presentation] 磁気渦ダイナミクスの実時間・実空間分解測定 (2008)
  • Author(s): 葛西伸哉、小野輝男、他6名
  • Organizer: 日本物理学会
  • Place of Presentation: 近畿大学
  • Year and Date: 2008-03-22
• [Presentation] TMR効果を用いた磁気渦ダイナミクスの電気的検出 (2008)
  • Author(s): 中野邦裕、小野輝男、他4名
  • Organizer: 日本物理学会
  • Place of Presentation: 近畿大学
  • Year and Date: 2008-03-22
• [Presentation] Real-time Detection of Current-induced Dynamics of Magnetic Vortex Core by Using TMR Effect (2008)
  • Author(s): Teruo Ono
  • Organizer: Asian Magnetics Conference 2008
  • Place of Presentation: Busan, Korea
• [Presentation] Current-induced vortex core motion in magnetic disk (2008)
  • Author(s): Teruo Ono
  • Organizer: Moscow International Symposium on Magnetism
  • Place of Presentation: Moscow, Russia
• [Presentation] Current-induced magnetization dynamics in nanomagnet (2008)
  • Author(s): Teruo Ono
  • Organizer: The 5th International Workshop on Surface, Interface, and Thin Film Physics
  • Place of Presentation: Shanghai, China
• [Presentation] Electrical Manipulation of Magnetization in Nanomagnet (2007)
  • Author(s): Teruo Ono
  • Organizer: The 5th International Conference on Advanced Materials and Devices
  • Place of Presentation: Jeju, Korea
  • Year and Date: 2007-12-14
• [Presentation] Current-induced spin dynamics in nanomagnet (2007)
  • Author(s): Teruo Ono
  • Organizer: Magnetic Nanodevices and Spintronics
  • Place of Presentation: Napoli, Italy
  • Year and Date: 2007-12-11
• [Presentation] Switching a vortex core in a ferromagnetic disk by electric current (2007)
  • Author(s): Teruo Ono
  • Organizer: Material Research Society Fall Meeting
  • Place of Presentation: Boston, USA
  • Year and Date: 2007-11-26
• [Presentation] Current-induced spin dynamics in nanomagnet, Joint EUROCORES FONE "SpiCo-SPINCURRENT-Spintra" (2007)
  • Author(s): Teruo Ono
  • Organizer: Workshop, Quantum Transport, Magnetic Nanodevices and Spintronics
  • Place of Presentation: Napoli, Italy
  • Year and Date: 2007-11-12
• [Presentation] Excitation of nano-spin-structure by electric current (2007)
  • Author(s): Teruo Ono
  • Organizer: International Conference on Nanospintronics Design and Realization
  • Place of Presentation: Dresden, Germany
• [Presentation] Switching a vortex core in a ferromagnetic disk by electric current (2007)
  • Author(s): Teruo Ono
  • Organizer: 4th Asian Forum on Magnetics
  • Place of Presentation: Douliou, Taiwan
• [Remarks]
  • URL: http://www.scl.kyoto-u.ac.jp/~ono/onolab/public_html/indexj.html
• [Remarks]
  • URL: http://ssc1.kuicr.kyoto-u.ac.jp/indexj.html
• [Remarks]
  • URL: http://ssc1.kuicr.kyoto-u.ac.jp/indexj.html