Masahiro Sawada
Last Updated :2025/03/03
- Affiliations, Positions
- Research Institute for Synchrotron Radiation Science, Associate Professor
- E-mail
- sawa
hiroshima-u.ac.jp
Basic Information
Academic Degrees
- Ph.D., The University of Tokyo
- Master of Science, The University of Tokyo
Research Fields
- Mathematical and physical sciences;Physics;Condensed matter physics I
- Mathematical and physical sciences;Physics;Condensed matter physics II
Research Keywords
- Magnetism
- Synchrotron radiation
Educational Activity
Course in Charge
- 2024, Undergraduate Education, Second Semester, Exercises in Statistical Mechanics
- 2024, Undergraduate Education, First Semester, Special Study for Graduation A
- 2024, Undergraduate Education, Second Semester, Special Study for Graduation B
- 2024, Graduate Education (Master's Program) , 1Term, Special Topics in Synchrotron Radiation Science A
- 2024, Graduate Education (Master's Program) , 2Term, Special Topics in Synchrotron Radiation Science B
- 2024, Graduate Education (Master's Program) , 3Term, Laboratory in Synchrotron Radiation Science
- 2024, Graduate Education (Master's Program) , First Semester, Exercise in Physics I
- 2024, Graduate Education (Master's Program) , Second Semester, Exercise in Physics II
- 2024, Graduate Education (Master's Program) , First Semester, Special Exsecise in Physics A
- 2024, Graduate Education (Master's Program) , Second Semester, Special Exsecise in Physics B
- 2024, Graduate Education (Master's Program) , Academic Year, Special Research in Physics
- 2024, Graduate Education (Doctoral Program) , Academic Year, Special Research in Physics
Research Activities
Academic Papers
- Observation of mid-gap states emerging in the O-terminated interface of Cr2O3/graphene: A combined study of ab initio prediction and photoemission analysis, APPLIED SURFACE SCIENCE, 594, 20220830
- Investigation into activation of accelerators at various synchrotron radiation facilities in Japan, JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY, 59(5), 543-554, 20220504
- Ti 3d orbital change across metal-insulator transition in Ti2O3: Polarization-dependent soft X-ray absorption spectroscopy at Ti 2p edge, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(5), 200605
- Temperature dependent quantum well state on Cu(110)(2 x 1) striped surface studied by angle resolved photoelectron spectroscopy, SURFACE SCIENCE, 601(22), 5254-5257, 20071115
- Orbital contribution to perpendicular magnetic anisotropy in Co80Pt20 thin films, JOURNAL OF APPLIED PHYSICS, 106(3), 20090801
- Band structure and Fermi surface of atomically uniform lead films, NEW JOURNAL OF PHYSICS, 12, 20101117
- Magnetic anisotropy of monatomic Co layers on Pd(001) studied by soft X-ray magnetic circular dichroism, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 184(3-6), 280-283, 201104
- A new compact electron spin polarimeter with a high efficiency, Review of Scientific Instruments, 68(12), 4390-4395, 19971201
- Analysis of temperature-dependent spin-resolved photoemission of Ni(110) by a single-particle model, Journal of Electron Spectroscopy and Related Phenomena, 88, 201-205, 19980301
- Spin-dependent occupied surface state of Fe(001), Solid State Communications, 109(2), 129-133, 19990101
- Magnetic properties of fcc Fe thin films, Surface Review and Letters, 7(5-6), 667-671, 20001001
- Helicity dependence of the spin polarization of Ni 6 eV satellite, Journal of the Physical Society of Japan, 69(6), 1891-1894, 20000601
- Structure and magnetism of Fe thin films grown on Rh(001) studied by photoelectron spectroscopy, Physical Review B, 64(5), 054417, 20010801
- Electronic structure and magnetic anisotropy of Co/Au(111): A spin-resolved photoelectron spectroscopy study, Physical Review B, 63(19), 195407, 20010501
- Electronic structures of magnetic ultrathin films Co/Au(111) studied by spin-resolved photoelectron spectroscopy, Applied Surface Science, 169, 176-179, 20010101
- Growth of Fe films on Rh(001): a photoemission study, Applied Surface Science, 169, 375-379, 20010101
- Electronic structures and reorientation of perpendicular magnetic anisotropy of Co/Au(111) and Co/Pd(111), Surface Review and Letters, 9(2), 865-869, 20020401
- Spin-resolved photoemission and electronic structures of magnetic thin films - Perpendicular magnetic anisotropy of Co films, Journal of Electron Spectroscopy and Related Phenomena, 124(2-3), 281-288, 20020701
- Cr adsorption effect of magnetic property of Fe/Cu(001), e-Journal of Surface Science and Nanotech, 4, 345-351, 20060401
- Determination of the orbital polarization in YTiO3 by using soft X-ray linear dichroism (vol 93, art no 257507, 2004), Physical Review Letters, 97(13), 139901, 20060901
- Design Concept and Performance of the Soft X-ray Beamline HiSOR-BL14, AIP Conference Proceedings, 879, 551-554, 20070101
- Surface quantum well state at the striped Cu(110)(2 x 1)O surface studied by angle resolved photoemission spectroscopy, Surface Science, 601(18), 4041-4044, 20070901
- Modification of structural and magnetic properties for Fe/Cu(001) by Cr adsorbates, Physical Review B, 76(21), 214403, 20071201
- Spin Reorientation Transition of Fe Ultra-Thin Films on Pd(001) Studied by X-Ray Magnetic Circular Dichroism Spectroscopy, e-Journal of Surface Science and Nanotech, 6, 246-250, 20081101
- Growth Mode and Surface Structure of Cr Ultrathin Film on Fe/Cu(001), e-Journal of Surface Science and Nanotech, 6, 251-253, 20081101
- Spin- and angle-resolved photoelectron spectroscopy from ferromagnetic Ni(110), Ni(110)-p(2x1)O and Ni(110)-c(2x2)S, Journal of Electron Spectroscopy and Related Phenomena, 88, 229-233, 19980301
- Valence band structure of ferromagnetic Ni observed by spin- and angle-resolved photoemission, Journal of Electron Spectroscopy and Related Phenomena, 92(1-3), 25-30, 19980501
- Spin resolved photoemission excited by VUV-circularly polarized radiation: Application to ferromagnetic Ni, Japanese Journal of Applied Physics, 38, 369-372, 19990101
- Perpendicular magnetic anisotropy of Co/Pd(111) studied by spin-resolved photoelectron spectroscopy, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 72(5), 1161-1165, 200305
- Temperature dependence of the electronic states of Kondo semiconductor YbB12, PHYSICA B-CONDENSED MATTER, 351(3-4), 286-288, 20040915
- Hard X-ray photoemission spectroscopy of YbInCu4, PHYSICA B-CONDENSED MATTER, 351(3-4), 298-300, 20040915
- Photoelectron spectroscopy and soft X-ray absorption spectroscopy of pyrochlore molybdenum oxides R2Mo2O7 (R = Sm, Tb), PHYSICA B-CONDENSED MATTER, 351(3-4), 307-309, 20040915
- Magnetic dead layers in Fe films induced by a lattice mismatch at an interface, PHYSICA B-CONDENSED MATTER, 351(3-4), 324-327, 20040915
- Magnetic dead layers induced by strain at fct Fe/Rh(001) interface, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 73(9), 2550-2553, 200409
- Valence transition of YbInCu4 observed in hard x-ray photoemission spectra, PHYSICAL REVIEW LETTERS, 93(24), 20041210
- Determination of the orbital polarization in YTiO3 by using soft x-ray linear dichroism, PHYSICAL REVIEW LETTERS, 93(25), 20041217
- Hard X-ray photoemission spectroscopy of pyrochlore molybdenum oxides R2Mo2O7 (R = Sm, Tb), PHYSICA B-CONDENSED MATTER, 383(1), 152-154, 20060815
- X-ray absorption and inverse photoemission study of Y1-xCaxTiO3, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(7), 200707
- Modification of structural and magnetic properties for Fe/Cu(001) by Cr adsorbates, PHYSICAL REVIEW B, 76(21), 200712
- Valence states and spin structure of spinel FeV2O4 with different orbital degrees of freedom, PHYSICAL REVIEW B, 85(16), 20120423
- Interface atomic structures and magnetic anisotropy of Fe and Pd/Fe monatomic films on Pd(001), PHYSICAL REVIEW B, 85(22), 20120611
- End station for nanoscale magnetic materials study: Combination of scanning tunneling microscopy and soft X-ray magnetic circular dichroism spectroscopy, REVIEW OF SCIENTIFIC INSTRUMENTS, 83(12), 201212
- Soft x-ray absorption spectroscopy study of Prussian blue analogue ACo[Fe(CN)(6)]H2O nano-particles (A=Na, K), JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 62(12), 1910-1913, 201307
- Coverage-dependent magnetic properties of Ni ultrathin films on Pd(001) investigated using X-ray magnetic circular dichroism, APPLIED PHYSICS EXPRESS, 7(6), 201406
- Thickness-dependent appearance of ferromagnetism in Pd(100) ultrathin films, PHYSICAL REVIEW B, 90(5), 20140818
- Magnetic Properties of Iron Ultrathin Films Intercalated in Graphene/Ni(111), E-JOURNAL OF SURFACE SCIENCE AND NANOTECHNOLOGY, 13, 312-316, 2015
- Magnetic Proximity Effects between Single-Layer Mn-Doped Titania Nanosheets and Fe Overlayers, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(3), 20160315
- In-situ Studies of Structure and Magnetic Properties of Co Clusters on Au(111), e-J. Surf. Sci. Nanotech., 12(0), 129-132, 201403
- Graphene Epitaxially Grown on Vicinal 4H-SiC(0001) Substrates, E-JOURNAL OF SURFACE SCIENCE AND NANOTECHNOLOGY, 7, 29-34, 200901
- XMCD experimental station optimized for ultrathin magnetic films at HiSOR-BL14, AIP Conference Proceedings, 1234, 939-942, 201006
- Optical design of a compact and practical UV beamline at HiSOR-BL12, Journal of Physics Conference Series, 425(16), 161020, 201303
- Physical properties of Mn oxypnictide (LaO)MnPn Pn = P, As, Sb, AIP Conference Proceedings, 1399, 43-44, 201112
- Spectroscopic and morphological studies on interaction between gold nanoparticle and liposome constructed with phosphatidylcholine, IOP Conference Series: Materials Science and Engineering, 76(1), 012001, 201503
- Magnetic interlayer coupling in Fe/h-BN/Ni(111) probed by soft X-ray magnetic circular dichroism, JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 220, 105-108, 201710
- Unusual coexistence of negative and positive charge transfer in mixed-valence NaxCa1-xCr2O4, PHYSICAL REVIEW B, 96(24), 20171208
- Adaptive design of an X-ray magnetic circular dichroism spectroscopy experiment with Gaussian process modelling, NPJ COMPUTATIONAL MATERIALS, 4, 20180125
- Crystalline structure and magnetic properties of structurally ordered cobalt-iron alloys grown on Bi-containing topological insulators and systems with giant Rashba splitting, CRYSTENGCOMM, 20(24), 3419-3427, 20180628
- Structural transformations and interfacial iron reduction in heterostructures with epitaxial layers of 3d metals and ferrimagnetic oxides, JOURNAL OF APPLIED CRYSTALLOGRAPHY, 51, 1069-1081, 201808
- Electronic structure by X-ray absorption spectroscopy and observation of field induced unusually slow spin relaxation from magnetic properties in pyrochlore Eu2-xFexTi2O7, JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 476, 7-17, 20190415
- Investigation of multi-mode spin-phonon coupling and local B-site disorder in Pr2CoFeO6 by Raman spectroscopy and correlation with its electronic structure by XPS and XAS studies, JOURNAL OF PHYSICS-CONDENSED MATTER, 31(27), 20190710
- Bulk-Like Dynamic Magnetic Properties of Nickel Ferrite Epitaxial Thin Films Grown on SrTiO3(001) Substrates, IEEE Magnetics Letters, 10, 6104505, 201907
- Room temperature exchange bias in antiferromagnetic composite BiFeO3-TbMnO3, JOURNAL OF APPLIED PHYSICS, 126(24), 20191228
- Magnetization reversal in Co/GGG/YIG/GGG(111) nanoheterostructures: Interlayer magnetic coupling and orange peel effect, JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 502, 20200515
- Ferromagnetic metal conversion directly from two-dimensional nickel hydroxide, NANOTECHNOLOGY, 31(43), 435602, 20200731
- Roles of Re-entrant cluster glass state and spin-lattice coupling in magneto-dielectric behavior of giant dielectric double perovskite La1.8Pr0.2CoFeO6, JOURNAL OF PHYSICS-CONDENSED MATTER, 32(44), 20201021
- Electronic and crystal structures of (Na1-xCax)Cr2O4 with anomalous colossal magnetoresistance, PHYSICAL REVIEW B, 102(23), 20201223
- Emergence of metamagnetic transition, re-entrant cluster glass and spin phonon coupling in Tb2CoMnO6, JOURNAL OF PHYSICS-CONDENSED MATTER, 33(27), 20210707
- High temperature treatment of epitaxial nickel ferrite thin films: The way to bulk-like magnetic properties, JOURNAL OF CRYSTAL GROWTH, 573, 20211101
Invited Lecture, Oral Presentation, Poster Presentation
- Development of a Soft X-ray Reflectometer in a Low Vacuum Environment for Magnetic Films, Tatsuya Mayumia, Yuka Ohashia, Masahiro Sawada, The 19th International Conference on Solid Films and Surfaces, 2019/10/06, Without Invitation, English, JMS Aster Plaza, Hiroshima, Japan
- Biaxial Strain and Electric Effects at BaTiO3/Fe3O4 Heterointerface, Xueyao Hou, Wenbo Mi, Masahiro Sawada, The 19th International Conference on Solid Films and Surfaces, 2019/10/06, Without Invitation, English, JMS Aster Plaza, Hiroshima, Japan
- Magnetic Moments and Its Adsorbate-induced Modification of h-BN/Co/Ni(111), Yuka Ohashi, Tatsuya Mayumi, Masahiro Sawada, The 19th International Conference on Solid Films and Surfaces, 2019/10/06, Without Invitation, English, JMS Aster Plaza, Hiroshima, Japan
- Prediction of specific activity in concrete of accelerator facilities for long-term operation using the Na-24 measurement method, Hiroshi Matsumura, Go Yoshida, Akihiro Toyoda, Kazuyoshi Masumoto,
Hajime Nakamura, Koichi Nishikawa, Taichi Miura, Kotaro Bessho,
Hidetsugu Tsuchida, Makoto Matsuda, Akira Taniike,
Jun Ishioka, Hirofumi Hanaki, Kenji Hayashi, Masahiro Sawada, Hiroshi Matsumura, Go Yoshida, Akihiro Toyoda, Kazuyoshi Masumoto,
Hajime Nakamura, Koichi Nishikawa, Taichi Miura, Kotaro Bessho,
Hidetsugu Tsuchida, Makoto Matsuda, Akira Taniike,
Jun Ishioka, Hirofumi Hanaki, Kenji Hayashi, Masahiro Sawada, 5th International Workshop on Accelerator Radiation Induced Activation, 2019/09/23, Without Invitation, English, IBS Science Culture Center Institute for Basic Science
Daejeon, Korea
- Magnetic properties of surface nanostructures studied by XMCD at HiSOR-BL14, Masahiro Sawada, 2016/09/28, Without Invitation, English, Ioffe Physical-Technical Institute, St. Petersburg (Russia)
- Magnetic interlayer coupling in Fe/h-BN/Ni(111) structure probed by means of soft X-ray magnetic circular dichroism, W. Tadano, M. Sawada, H. Namatame, M. Taniguchi, 39th International Conference on Vacuum Ultraviolet and X-ray Physics (VUVX2016), 2016/07, Without Invitation, Japanese
- Magnetic Properties of Fe ultrathin films intercalated under honeycomb monatomic layers grown on Ni(111), W. Tadano, M. Sawada, S. Matsuoka, H. Namatame, M. Taniguchi, International Conference on Electron Spectroscopy and Structure, 2015/09, Without Invitation, English, New York (USA)
- Magnetic states at the interface between graphene and iron ultrathin layers, Masahiro Sawada, Wataru Tadano, Hirofumi Namatame, Masaki Taniguchi, 12th International Conference Advanced Carbon NanoStructures, 2015/06, Without Invitation, English, St. Peterbrug (Russia)
External Funds
Acceptance Results of Competitive Funds
- KAKENHI, 2015, 2017
- KAKENHI, 2013, 2014
- KAKENHI, Metal-insulator transition and orbital state of quasi-one-dimensional vanadium system, 2011, 2013
- KAKENHI, 2009, 2010
- KAKENHI, Spectroscopic Studies on Mechanism of Metal-Insulator Transition of Titanium and Vanadium Oxides, 2005, 2006
- KAKENHI, Spin Resolved Electronic Structures of Half-Metallic Ferromagnetic Single Crystalline Thin Films, 2005, 2006
- KAKENHI, 2005, 2006
- KAKENHI, 2003, 2004
- KAKENHI, 2015
Social Activities
History as Committee Members
- Program committee, 2013, 2013, The Asia-Oceania Forum for Synchrotron Radiation Research