Seminars in 2023

  1. Half-metals K. Elphick, D. Lloyd, W. Frost, T. F. Alhuwaymel, T. Roy, M. Tsujikawa, S. Mizukami, M. Shirai and A. Hirohata,
    "New ferromagnetic materials for spintronic devices predicted by machine learning,"
    Research Seminar (30/06/2023, Nanyang Technological University, Singapore).
  2. Half-metalsMiscellaneous A. Hirohata,
    "Heusler-alloy films for sintronic devices,"
    Special Lecture (10/05/2023, Kyushu University, Fukuoka, Japan).
  3. Miscellaneous A. Hirohata,
    "Study abroad and research abroad,"
    Keynote Seminar (17/03/2023, University of York, England).
  4. Miscellaneous A. Hirohata,
    "Research activities in York,"
    Inter-University Exchange Project Kick-Off Meeting (16/12/2022, Nagaoka University of Technology, Japan).
  5. Miscellaneous E. Jackson, Y. Wu, W. Frost, J.-Y. Kim, M. Samiepour, K. Elphick, D. C. Lloyd, M. Sun, T. Kubota, K. Takanashi, T. Tsuchiya, T. Ichinose, S. Mizukami and A. Hirohata,
    "Non-destructive imaging for spintronic devices,"
    Research Seminar (13/12/2022, Toyota Technological Institute, Japan).
  6. Miscellaneous E. Jackson, Y. Wu, W. Frost, J.-Y. Kim, M. Samiepour, K. Elphick, D. C. Lloyd, M. Sun, T. Kubota, K. Takanashi, T. Tsuchiya, T. Ichinose, S. Mizukami and A. Hirohata,
    "Non-destructive imaging for spintronic devices,"
    Research Seminar (13/12/2022, Nagoya University, Japan).
  7. Miscellaneous E. Jackson, Y. Wu, W. Frost, J.-Y. Kim, M. Samiepour, K. Elphick, D. C. Lloyd, M. Sun, T. Kubota, K. Takanashi, T. Tsuchiya, T. Ichinose, S. Mizukami and A. Hirohata,
    "Non-destructive imaging for quality assurance of MRAM Junctions,"
    Research Seminar (08/09/2022, Spintec, France).
  8. MagnetoresistanceHalf-metals A. Hirohata,
    "Search for new ferromagnetic thin films using machine learning,"
    Research Seminar (11/08/2022, Online).
  9. Miscellaneous A. Hirohata,
    "Study abroad and research abroad,"
    Keynote Seminar (18/03/2022, Online).
  10. Spin-currentsHalf-metals A. Hirohata,
    "Spinning the future by spins,"
    11th Academic Saloon Meeting (07/12/2021, Online).
  11. Spin-currentsHalf-metals Y. Nakatani, K. Yamada and A. Hirohata,
    "Damping control in STT- (and SOT-)MRAM,"
    Research Seminar (24/11/2021, imec, Online).
  12. Spin-currentsHalf-metals A. Hirohata, W. Frost, K. Elphick, E. Jackson, T. Seki, T. Kubota, D. Takano, R. Ramos, E. Saitoh, K. Takanashi, K. Yoshida, T. Tsuchiya, T. Ichinose and S. Mizukami,
    "Spintronic junctions for efficient computation,"
    Webinar series on Spintronics (01/07/2021, NISER Bhubaneswar, Online).
  13. Half-metals K. Elphick, K. Yoshida, T. Roy, T. Ichinose, K. Kunimatsu, T. Tsuchiya, M. Tsujikawa, Y. Nagai, S. Mizukami, M. Shirai and A. Hirohata,
    "Lattice softening in metastable bcc CoMn(001) ferromagnetic layers for a strain-less magnetic tunnel junction,"
    Research seminar (26/11/2020, IMEC, Belgium - online).
  14. Half-metals K. Elphick, K. Yoshida, T. Roy, T. Ichinose, K. Kunimatsu, T. Tsuchiya, M. Tsujikawa, Y. Nagai, S. Mizukami, M. Shirai and A. Hirohata,
    "Lattice softening in metastable bcc CoMn(001) ferromagnetic layers for a strain-less magnetic tunnel junction,"
    Research seminar (29/10/2020, Kioxia, Japan - online).
  15. Half-metals A. Hirohata,
    "Development and evaluation of spintronic devices: Towards sustainable society 5.0,"
    Research Seminar (08/10/2020, Osaka University, Japan - online)
  16. Half-metals A. Hirohata, E. Jackson, Y. Wu, Y. Yamamoto, B. A. Murphy, A. J. Vick and M. Samiepour, T. Kubota and K. Takanashi
    "Non-destructive imaging of buried defects at interfaces,"
    Research Seminar (16/04/2019, Seagate Technology, Northern Ireland)
  17. Half-metals W. Frost, H. Wu, I. Sudoh, R. Xu, W. Si, T. Takahashi, C. A. F. Vaz, J.-Y. Kim, G. Vallejo-Fernandez, M. Samiepour and A. Hirohata,
    "New Materials for Nano-Spintronic Devices,"
    Research Seminar (28/05/2018, Johannes Gutenberg University, Mainz, Germany)
  18. Spin-currents A. Hirohata,
    "Nano-spintronic devices,"
    Research Seminar (01/05/2018, Toyohashi University of Technology, Toyohashi, Japan)
  19. Spin-currents A. Hirohata,
    "Nano-spintronic devices,"
    Research Seminar (20/03/2018, Tohoku University, Sendai, Japan)
  20. Half-metals A. Hirohata,
    "New materials for nano-spintronic devices,"
    Research Seminar (09/02/2018, Imperial College London, London, England)
  21. Miscellaneous A. Hirohata,
    "Nano-spintronic devices," Research Seminar (11/12/2017, University of Tokyo, Tokyo, Japan).
  22. Half-metals A. Hirohata, W. Frost, T. Huminuc, J. Sinclair, H. Wu, M. Samiepour and J.-Y. Kim
    "Heusler alloys for spintronic devices,"
    Research Seminar (22/11/2017, Nanyang Technological University, Singapore).
  23. Miscellaneous A. Hirohata,
    "Study abroad and work abroad," Special Lecture at the Extreme Energy-Density Research Institute (24/10/2017, Nagaoka University of Technology, Nagaoka, Japan).
  24. Miscellaneous A. Hirohata,
    "Study abroad and work abroad," Special Lecture for the Advanced Course (23/10/2017, Nagaoka University of Technology, Nagaoka, Japan).
  25. Miscellaneous A. Hirohata,
    "Study abroad and work abroad," Special Lecture (23/10/2017, Nagaoka College, National Institute of Technology, Nagaoka, Japan).
  26. Miscellaneous A. Hirohata,
    "Study abroad and work abroad," Special Lecture at the Department of Science of Technology Innovation (19/10/2017, Nagaoka University of Technology, Nagaoka, Japan).
  27. Miscellaneous A. Hirohata,
    "Nano-spintronic devices," Research Seminar (19/10/2017, Nagaoka University of Technology, Nagaoka, Japan).
  28. Half-metals W. Frost and A. Hirohata,
    "Perpendicular anisotropy in Heusler alloys,"
    Research Seminar (29/09/2017, Seagate Technology, Northern Ireland).
  29. Miscellaneous A. Hirohata,
    "Imaging and analysis of buried defects at interfaces,"
    Research Seminar (29/09/2017, Seagate Technology, Northern Ireland).
  30. Spin-currents A. Hirohata,
    "Manipulation of a spin current in a lateral spin-valve,"
    Research Seminar (07/03/2016, Seagate Technology, Northern Ireland).
  31. Miscellaneous A. Hirohata,
    "Career design in global age,"
    Research Seminar (04/03/2016, Graduate school and Faculty of Information Science and Electrical Engineering, Kyushu University, Fukuoka, Japan).
  32. Half-metals A. Hirohata,
    "Frontier of spintronics: Spintronic devices based on Heusler alloys,"
    Research Seminar (03/03/2016, Graduate school and Faculty of Information Science and Electrical Engineering, Kyushu University, Fukuoka, Japan).
  33. Spin-currents A. Hirohata,
    "Introduction of spintronics: Basics of nano-spintronics,"
    Research Seminar (02/03/2016, Graduate school and Faculty of Information Science and Electrical Engineering, Kyushu University, Fukuoka, Japan).
  34. Spin-currents A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (01/03/2016, Institute for Materials and Chemical Research, Kyushu University, Fukuoka, Japan).
  35. Spin-currents R. M. Abdullah, B. A. Murphy, M. Samiepour, A. J. Vick and A. Hirohata,
    "Manipulation of a spin current in a lateral spin-valve,"
    Research Seminar (24/12/2015, RIKEN, Wako, Japan).
  36. Half-metals A. Hirohata,
    "Low-temperature crystallisation of Co-based Heusler alloys,"
    Research Seminar (17/12/2015, Seagate Technology, Northern Ireland).
  37. Spin-currents A. Hirohata,
    "Nano-spintronic devices,"
    Research Seminar (04/11/2015, Keio University, Yokohama, Japan).
  38. Spin-currents R. M. Abdullah, B. A. Murphy, M. Samiepour, A. J. Vick and A. Hirohata,
    "Manipulation of a spin current in a lateral spin-valve,"
    Research Seminar (14/10/2015, University of Leeds, Leeds, England).
  39. Spin-currents A. Hirohata,
    "Nano-spintronic devices,"
    Research Seminar (03/07/2015, Nanyang Technological University, Singapore).
  40. Spin-currents A. Hirohata,
    "Nano-spintronic devices,"
    Research Seminar (30/06/2015, National University of Singapore, Singapore).
  41. Magnetoresisrance I. Polenciuc, A. J. Vick, D. A. Allwood, T. J. Hayward, G. Vallejo-Fernandez, A. Hirohata and K. O'Grady,
    "Domain wall pinning for racetrack memory using exchange bias," Research Seminar (11/05/2015, University of Science and Technology Beijing, Beijing, China).
  42. Spin-currents A. Hirohata,
    "Nano-spintronic devices,"
    Research Seminar (09/03/2015, University of Cambridge, Cambridge, England).
  43. Half-metals A. Hirohata,
    "Low-temperature crystallisation of Co-based Heusler alloys,"
    Research Seminar (17/12/2014, Seagate Technology, Northern Ireland).
  44. Spin-currents A. Hirohata,
    "Nano-Spintronics,"
    Research Seminar (29/10/2014, Center for Magnetic Recording Research at the University of California, San Diego, CA, USA).
  45. Half-metals J. Sagar, L. R. Fleet, M. Walsh, K. Yoshida, V. K. Lazarov, E. D. Boyes, T. Nakayama A. Hirohata,
    "Low-temperature crystallisation of Co-based Heusler alloys,"
    Research Seminar (15/04/2014, Seagate Technology, Northern Ireland).
  46. Spin-currentsHalf-metals A. Hirohata,
    "Growth of Magnetic Materials at York,"
    UK MBE Working Party Meeting (09/04/2014, University of Manchester, England).
  47. Half-metals A. Hirohata, J. Sagar, L. R. Fleet, M. J. Walsh, K. Yoshida, H. Sukegawa, S. Mitani, V. K. Lazarov, E. D. Boyes and T. Nakayama,
    "Heusler alloys for CPP-GMR,"
    Research Seminar (27/02/2013, IMEC, Leuven, Belgium).
  48. Half-metals A. Hirohata, J. Sagar, L. R. Fleet, M. J. Walsh, K. Yoshida, H. Sukegawa, S. Mitani, V. K. Lazarov, E. D. Boyes and T. Nakayama,
    "Heusler alloys for CPP-GMR,"
    Research Seminar (20/02/2013, Spintec, Grenoble, France).
  49. Spin-currents A. Hirohata, L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, Y. Ohno, S. Honda, J. Inoue and H. Ohno
    "Nano-Spintronics,"
    Research Seminar (14/01/2013, Materials Science Division in the Argonne National Laboratory).
  50. Spin-currents A. Hirohata, L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, Y. Ohno, S. Honda, J. Inoue and H. Ohno
    "Schottky barrier distribution in a single Fe/GaAs junction,"
    Research Seminar (11/01/2013, Institute for Nanoscience in the Naval Research Laboratory).
  51. Spin-currents A. Hirohata,
    "Development of a nano-spin motor,"
    Joint Meeting of JST Strategic Basic Research Program on "Creation of next-generation nanosystems through process integration" (05/10/2012, JST Tokyo Headquaters).
  52. Half-metals A. Hirohata, L. R. Fleet, M. J. Walsh, J. Sagar, K. Yoshida, V. K. Lazarov, E. D. Boyes and T. Nakayama,
    "Crystalline formation of polycrystalline Co-based full-Heusler alloy films observed by HRTEM with in-situ annealing,"
    Research Seminar (01/10/2012, Institute of Materials Structure Science (IMSS), High Energy Acceleration Research Organization (KEK)).
  53. Half-metals A. Hirohata, J. Sagar, L. R. Fleet, M. J. Walsh, K. Yoshida, H. Sukegawa, S. Mitani, V. K. Lazarov, E. D. Boyes and T. Nakayama,
    "Crystallisation processes of Co2FeSi Heusler alloy films using HRTEM,"
    Research Seminar (17/07/2012, Magnetic Materials Center in the National Institute for Materials Science (NIMS)).
  54. Spin-currents A. Hirohata, L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, Y. Ohno, S. Honda, J. Inoue and H. Ohno
    "Schottky barrier distribution in a single Fe/GaAs junction,"
    Research Seminar (07/02/2012, Institut für Experimentelle und Angewandte Physik in the Universität Regensburg).
  55. Spin-currents A. Hirohata, L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, Y. Ohno, S. Honda, J. Inoue and H. Ohno
    "Schottky barrier distribution in a single Fe/GaAs junction,"
    Research Seminar (29/11/2011, Semiconductor Physics in the University of Nottingham).
  56. Spin-currents A. Hirohata, L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Ohno and H. Ohno
    "Schottky barrier distribution in a single Fe/GaAs junction,"
    Research Seminar (15/09/2011, Advanced Science Research Center in the Japan Atomic Energy Agency).
  57. Spin-currents A. Hirohata,
    "Generation and applications of a spin current in a nano-electronic devices,"
    Research Seminar (14/06/2011, National Physical Laboratory).
  58. Spin-currents A. Hirohata,
    "Development of a nano-spin motor and beyond,"
    34th Special Meeting on Spin Electronics (07/03/2011, University of Tokyo).
  59. Spin-currents A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (26/01/2011, School of Physics and Astronomy in the University of Leeds).
  60. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (17/01/2011, School of Electronic and Electrical Engineering in the University of Leeds).
  61. Spin-currents A. Hirohata,
    "Development of a nano-spin motor and beyond,"
    Research Seminar (11/01/2011, RIKEN).
  62. Spin-currents A. Hirohata,
    "Demonstration of persistent currents in nanorings in a non-uniform field,"
    Research Seminar (08/09/2010, Graduate School of Information Science and Technology, Hokkaido University).
  63. Spin-currents A. Hirohata,
    "Generation and applications of a spin current in a nano-electronic devices,"
    Research Seminar (13/08/2010, Hitachi Cambridge Laboratory, University of Cambridge).
  64. Spin-currents A. Hirohata,
    "Nano-scale spintronic devices,"
    Research Seminar (11/06/2010, York JEOL Nanocentre, University of York).
  65. Spin-currents A. Hirohata,
    "Demonstration of persistent currents in nanorings in a non-uniform field,"
    Research Seminar (26/03/2010, Magnetic Materials Laboratory, Institute for Materials Research, Tohoku University).
  66. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (24/02/2010, Sheffield Centre for Advanced Magnetic Materials and Devices, University of Sheffield).
  67. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (23/01/2009, Department of Physics, Keio University).
  68. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (23/01/2009, Toshiba Cooperate Research and Development Center).
  69. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Tohoku-York Research Seminar (20/01/2009, Tohoku University).
  70. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (14/01/2009, Center for Spintronics Research, Korea Institute of Science and Technology).
  71. Half-metals A. Hirohata,
    "Growth and characterisation of half-metallic Heusler films,"
    Research Seminar (24/06/2008, Springtown, Seagate).
  72. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (04/06/2008, Hitachi Cambridge Laboratory, Department of Physics, University of Cambridge).
  73. Spin-currents A. Hirohata,
    "Spin-current operator with a Cu nano-ring,"
    Post-Intermag Workshop (14/05/2008, Department of Physics, Univesity of York).
  74. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (19/02/2008, Indian Institute of Science).
  75. Spin-currents A. Hirohata,
    "Spin-current operation in a Cu nano-ring,"
    Research Seminar (24/01/2008, Thin Film Magnetism Group, Department of Physics, University of Cambridge).
  76. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (18/01/2008, Solid State Physics Group, Department of Physics and Astronomy, University of Glasgow).
  77. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (11/01/2008, First Materials Forum, University of York).
  78. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (28/11/2007, Condensed Matter Physics Group, Department of Physics and Astronomy, University of Manchester).
  79. Spin-currentsHalf-metals A. Hirohata,
    "Nano-spintronics,"
    Research Seminar (15/10/2007, Department of Electronics, University of York).