School personnel information

写真b

SEKIYAMA Akira


Keyword

photoemission spectroscopy, condensed matter physics, strongly correlated electron systems

Laboratory Phone number

+81-6-6850-6420

Laboratory Fax number

+81-6-6850-6420

URL

http://decima.mp.es.osaka-u.ac.jp

Gender

Male

Organization 【 display / non-display

  • 1997.04.01 - 2003.03.31, Graduate School of Engineering Science, Research Assistant

  • 2003.04.01 - 2007.03.31, Department of Materials Engineering Science, Graduate School of Engineering Science, Research Assistant

  • 2007.04.01 - 2009.03.31, Department of Materials Engineering Science, Graduate School of Engineering Science, Assistant Professor

  • 2009.04.01 - , Department of Materials Engineering Science, Graduate School of Engineering Science, Professor

  • 2015.08.01 - 2019.03.31, Center for Education in Liberal Arts and Sciences

  • 2019.04.01 - , Center for the Study of Higher Education and Global Admissions

Education 【 display / non-display

The University of Tokyo Faculty of Science  Graduated 1992.03
The University of Tokyo Graduate School, Division of Science  Completed 1994.03
The University of Tokyo Graduate School, Division of Science  Completed 1997.03

Research topics 【 display / non-display

  • Development of techniques for probing strongly correlated orbital symmetry by dichroism in high-energy electron spectroscopy
    Mathematical physics and fundamental theory of condensed matter physics-related

  • Clarification of the three-dimensional bulk electronic states in strongly correlated materials by soft x-ray angle-resolved photoemission spectroscopy
    Mathematical physics and fundamental theory of condensed matter physics-related, Mathematical physics and fundamental theory of condensed matter physics-related

  • High-resolution high-energy soft and hard x-ray angle-integrated photoemission study of strongly correlated electron systems for investigating their bulk electronic states
    Mathematical physics and fundamental theory of condensed matter physics-related, Mathematical physics and fundamental theory of condensed matter physics-related

 

Academic Papers 【 display / non-display

  • Optical Process of Linear Dichroism in Angle-Resolved Core-Level Photoemission Reflecting Strongly Correlated Anisotropic Orbital Symmetry, A. Sekiyama, Y Kanai, A. Tanaka, S. Imada, J. Phys. Soc. Jpn.,88, 013706-1-4, 2018.12, Papers

  • Evidence for momentum-dependent heavy-fermionic electronic structures: Soft x-ray ARPES for the superconductor CeNi2Ge2 in the normal state, Y. Nakatani, H. Aratani, H. Fujiwara, T. Mori, A. Tsuruta, S. Tachibana, T. Yamaguchi, T. Kiss, A. Yamasaki, A. Yasui, H. Yamagami, J. Miyawaki, T. Ebihara, Y. Saitoh, A. Sekiyama, Physical Review B,97, 115160-1-7 , 2018.03, Papers

  • Evidence for Γ8 Ground-State Symmetry of Cubic YbB12 Probed by Linear Dichroism in Core-Level Photoemission, Y. Kanai, T. Mori, S. Naimen, K. Yamagami, H. Fujiwara, A. Higashiya, T. Kadono, S. Imada, T. Kiss, A. Tanaka, K. Tamasaku, M. Yabashi, T. Ishikawa, F. Iga, A. Sekiyama, J. Phys. Soc. Jpn.,84, 073705-1-4, 2015.06, Papers

  • Probing Strongly Correlated 4f-Orbital Symmetry of the Ground State in Yb Compounds by Linear Dichroism in Core-Level Photoemission, T. Mori, S. Kitayama, Y. Kanai, S. Naimen, H. Fujiwara, A. Higashiya, K. Tamasaku, A. Tanaka, K. Terashima, S. Imada, A. Yasui, Y. Saitoh, K. Yamagami, K. Yano, T. Matsumoto, T. Kiss, M. Yabashi, T. Ishikawa, S. Suga, Y. Onuki, T. Ebihara and A. Sekiyama, J. Phys. Soc. Jpn.,83, 123702-1-5, 2014.11, Papers

  • The prominent 5d-orbital contribution to the conduction electrons in gold, A. Sekiyama, J. Yamaguchi, A. Higashiya, M. Obara, H. Sugiyama, M. Y. Kimura, S. Suga, S. Imada, I. A. Nekrasov, M. Yabashi, K. Tamasaku and T. Ishikawa, New J. Phys.,12, 043045-1-11, 2010.04, Papers

display all >>

Awards 【 display / non-display

  • Prizes for Science and Technology (Research Category)The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, Shigemasa Suga, Shin Imada and Akira Sekiyama, Minister of Education, Culture, Sports, Science and Technology, Japan, 2005.04

  • Young Scientist Award of the Physical Society of Japan, Akira Sekiyama, Physical Society of Japan, 2007.09

  • Research Foundation for Opto-Science and Technology Prize, Akira Sekiyama, Research Foundation for Opto-Science and Technology, 2005.03

  • Prize for young researcher of the Japanese Society for Synchrotron Radiation Research, Akira Sekiyama, The Japanese Society for Synchrotron Radiation Research, 2003.01

 

Lecture / Exhibition 【 display / non-display

  • JSR2018, 2018.01

  • NSRRC Annual Users' Meeting and 20th Anniversary of Operation, Present status of polarization-dependent hard x-ray photoemission spectroscopy of strongly correlated electron systems by using a highly focused beam in SPring-8, 2013.09

Conference management 【 display / non-display

  • International Conference, The fourth International Workshop on the Dual Nature of f-Electrons, Organizing committee member, 2012.07